I am a very experienced chemistry teacher and have produced many quality resources which have been extensively tested in the classroom. My resources aim to engage the students and lighten the planning load for the teacher. A distinctive feature is the use of unique images, often animated, to explain concepts. The resources include interactive PowerPoints, activities and games, quizzes, worksheets with answers and exam style questions. Please review my resources!
I am a very experienced chemistry teacher and have produced many quality resources which have been extensively tested in the classroom. My resources aim to engage the students and lighten the planning load for the teacher. A distinctive feature is the use of unique images, often animated, to explain concepts. The resources include interactive PowerPoints, activities and games, quizzes, worksheets with answers and exam style questions. Please review my resources!
This bundle is ideal for classroom or home learning and covers all of the OCR A level chemistry specification module 3. – periodic table and energy. The topics covered are the history of the periodic table, the features of the modern periodic table, the periodicity of ionisation energies and melting points, the properties of group 2 elements and compounds, the halogens and their compounds, qualitative analysis, enthalpy changes, experimental determination of enthalpy changes, bond enthalpies, Hess’ Law, measuring reaction rates, collision theory, factors affecting rates of reaction, dynamic equilibrium, le Chatelier’s principle, factors affecting position of equilibrium, industrial chemical processes and the equilibrium constant Kc.
Each topic includes a fully interactive PowerPoint including starter, group activities, questions and plenary along with a worksheet. Answers to all exercises are provided. Some of the resources include a PowerPoint quiz.
This bundle is part of a series covering the OCR AS Chemistry specification and relates to the following section:
Module 3 – Periodic table and energy (all)
Part 1 – The periodic table
3.1.1 Periodicity
3.1.2 Group 2
3.1.3 The halogens
3.1.4 Qualitative analysis
Part 2 Physical chemistry
3.2.1 Enthalpy changes
3.2.2 Reaction rates
3.2.3 Chemical equilibrium
Content covered:
Periodic table past and present
• The history of the periodic table, including Newlands’ and Mendeleev’s contributions
• The structure of the modern periodic table – periods, groups and blocks
• Relationship between electron configuration and the periodic table
• Periodicity – the variation in properties when plotted against atomic number
• Periodicity and metallic character
• Metal and non-metals
Periodicity of ionisation energies and melting point
• First ionisation energy – definition
• Factors affecting ionisation energies: nuclear charge, atomic radius and shielding
• Explanation of shielding
• Successive ionisation energies
• Predicting group from successive ionisation energies
• Periodicity of first ionisation energies
• Trends across a period and down a group
• Explanations of small decreases from group 2 to group 3 and from group 5 to group 6
• Periodicity of structure of elements: giant metallic, giant covalent and simple molecular structures
• Periodicity of melting points and explanation in terms of structure.
Group 2
• Structure and physical properties of group 2 elements
• Electron configuration and formation of ions
• First ionisation enthalpy and reactivity
• Redox reactions of group 2 metals with oxygen, water and acids
• Properties of group 2 compounds
• Group 2 oxides and hydroxides – reactions with acids
• Group 2 oxides – reaction with water
• Solubility and alkalinity of group 2 hydroxides
• Reactions of group 2 carbonates with acid
• Uses of group 2 compounds
The halogens
• Structure and physical properties of group 17 elements
• Electron configuration and formation of ions
• Redox reactions of halogens
• Reactivity of halogens
• Displacement reactions
• Disproportionation reactions of the halogens, including production of bleach
• Benefits and hazards of treating drinking water with chlorine
• Precipitation reactions of aqueous halide ions with aqueous silver nitrate
• Use of silver nitrate as a test for aqueous halide ions
Qualitative analysis
• Precipitation and acid-base reactions
• Tests for carbon dioxide and ammonia
• Tests for anions including carbonate, sulfate, chloride, bromide and iodide ions
• Sequence of tests for anions, with reasons
• Analysing mixtures of anions
• Tests for cations – ammonium ion
Enthalpy changes
• What is enthalpy
• Law of conservation of energy
• Enthalpy change
• Enthalpy profile diagrams
• System and surroundings
• Exothermic and endothermic reactions and examples
• Activation energy
• Standard enthalpy changes
• Standard conditions
• Definitions of enthalpy changes
• Simple calculations involving enthalpy changes
Experimental determination of enthalpy changes
• Energy exchange with the surroundings - heat loss in a chemical system = heat gain by surroundings
• Temperature scales
• Determining enthalpy changes using calorimetry
• Calculations involving q = mc∆T .
• Determining enthalpy changes in solution
• Determining enthalpy of combustion
• Errors associated with calorimetry experiments and how to minimise them
• Cooling curves and how to find the temperature rise
• Thermometric titration
Bond enthalpies
• Making covalent bonds (exothermic) and breaking covalent bonds (endothermic)
• Overall enthalpy change linked to relative enthalpies of breaking and making bonds – enthalpy profile diagram
• Average bond enthalpies and why they differ from actual bond enthalpies
• Factors affecting average bond enthalpies
• Calculations involving bond enthalpies
• Limitations of bond enthalpy calculations
• Plenary discussion about why there is a constant increase in the enthalpy change of combustion of alcohols for each CH2 group added
Hess’ Law
• Hess’ Law
• Indirect determination of enthalpy changes
• Enthalpy cycles
• Calculating enthalpy changes from enthalpy changes of combustion
• Calculating enthalpy changes from enthalpy changes of formation
• Summary of types of enthalpy calculation
• Calculating enthalpy changes from unfamiliar enthalpy cycles
Measuring rate of reaction
• Gradients
• Definition , calculation and units of rate of reaction
• Measuring rate of reaction experimentally using volume of gas, loss of mass or change in concentration
• Determining rate from a graph of concentration (or gas volume or mass loss) against time using tangents
• Smooth curve versus dot-to-dot
Collision theory and factors affecting rate of reaction
• Factors affecting rate of reaction
• The collision theory of reactions
• Activation energy and enthalpy profile diagrams
• Effect of concentration and pressure on rate and explanation in terms of collision theory
• Effect of temperature and catalysts on rate
• Catalysts – how they work and their advantages
• Using Boltzmann distribution curves and activation energy to explain the effect of temperature and catalysts on rate
Introduction to chemical equilibrium
• Static vs dynamic equilibrium
• Irreversible and reversible reactions
• Meaning of closed system
• Examples of dynamic equilibrium and how it is reached
• Definition of dynamic equilibrium
• How rates vary with time (graph of rate against time)
• How concentrations vary with time (graphs of concentration against time)
• Position of equilibrium – illustrated by concentration-time graphs
• Yield of reaction
Le Chatelier’s principle and equilibrium constant Kc
• Le Chatelier’s principle
• Effect of changing concentration, pressure or temperature on position of equilibrium, predicted and explained using le Chatelier’s principle
• Practical examples with colour changes
• Effect of adding a catalyst on rate of reaction and position of equilibrium
• Position of equilibrium and yield
• Choice of conditions in the chemical industry - factors considered including yield, rate , costs and safety
• How far, how fast?
• The Haber process as example of an industrial process
• The equilibrium constant Kc
• The equilibrium law
• Writing expressions for Kc and calculating values.
Links
Next lesson: – Introduction to organic chemistry (free resource)
Next bundle: Basic concepts of organic chemistry
https://www.tes.com/teaching-resource/basic-concepts-of-organic-chemistry-ocr-as-chemistry-12643964
This bundle is ideal for classroom or home learning and covers all of the OCR A level chemistry specification section 3.2. – physical chemistry. The topics covered are enthalpy changes, experimental determination of enthalpy changes, bond enthalpies, Hess’ Law measuring reaction rates, collision theory, factors affecting rates of reaction, dynamic equilibrium, le Chatelier’s principle, factors affecting position of equilibrium, industrial chemical processes and the equilibrium constant Kc.
Each topic includes a fully interactive PowerPoint including starter, group activities, questions and plenary along with a worksheet. Answers to all exercises are provided. Some of the resources include a PowerPoint quiz.
This bundle is part of a series covering the OCR AS Chemistry specification and relates to the following section:
Module 3 – Periodic table and energy
Part 2 – Physical chemistry
3.2.1 Enthalpy changes, 3.2.2 Reaction rates and 3.2.3 Chemical equilibrium
Content covered:
Enthalpy changes
• What is enthalpy
• Law of conservation of energy
• Enthalpy change
• Enthalpy profile diagrams
• System and surroundings
• Exothermic and endothermic reactions and examples
• Activation energy
• Standard enthalpy changes
• Standard conditions
• Definitions of enthalpy changes
• Simple calculations involving enthalpy changes
Experimental determination of enthalpy changes
• Energy exchange with the surroundings - heat loss in a chemical system = heat gain by surroundings
• Temperature scales
• Determining enthalpy changes using calorimetry
• Calculations involving q = mc∆T .
• Determining enthalpy changes in solution
• Determining enthalpy of combustion
• Errors associated with calorimetry experiments and how to minimise them
• Cooling curves and how to find the temperature rise
• Thermometric titration
Bond enthalpies
• Making covalent bonds (exothermic) and breaking covalent bonds (endothermic)
• Overall enthalpy change linked to relative enthalpies of breaking and making bonds – enthalpy profile diagram
• Average bond enthalpies and why they differ from actual bond enthalpies
• Factors affecting average bond enthalpies
• Calculations involving bond enthalpies
• Limitations of bond enthalpy calculations
• Plenary discussion about why there is a constant increase in the enthalpy change of combustion of alcohols for each CH2 group added
Hess’ Law
• Hess’ Law
• Indirect determination of enthalpy changes
• Enthalpy cycles
• Calculating enthalpy changes from enthalpy changes of combustion
• Calculating enthalpy changes from enthalpy changes of formation
• Summary of types of enthalpy calculation
• Calculating enthalpy changes from unfamiliar enthalpy cycles
Measuring rate of reaction
• Gradients
• Definition , calculation and units of rate of reaction
• Measuring rate of reaction experimentally using volume of gas, loss of mass or change in concentration
• Determining rate from a graph of concentration (or gas volume or mass loss) against time using tangents
• Smooth curve versus dot-to-dot
Collision theory and factors affecting rate of reaction
• Factors affecting rate of reaction
• The collision theory of reactions
• Activation energy and enthalpy profile diagrams
• Effect of concentration and pressure on rate and explanation in terms of collision theory
• Effect of temperature and catalysts on rate
• Catalysts – how they work and their advantages
• Using Boltzmann distribution curves and activation energy to explain the effect of temperature and catalysts on rate
Introduction to chemical equilibrium
• Static vs dynamic equilibrium
• Irreversible and reversible reactions
• Meaning of closed system
• Examples of dynamic equilibrium and how it is reached
• Definition of dynamic equilibrium
• How rates vary with time (graph of rate against time)
• How concentrations vary with time (graphs of concentration against time)
• Position of equilibrium – illustrated by concentration-time graphs
• Yield of reaction
Le Chatelier’s principle and equilibrium constant Kc
• Le Chatelier’s principle
• Effect of changing concentration, pressure or temperature on position of equilibrium, predicted and explained using le Chatelier’s principle
• Practical examples with colour changes
• Effect of adding a catalyst on rate of reaction and position of equilibrium
• Position of equilibrium and yield
• Choice of conditions in the chemical industry - factors considered including yield, rate , costs and safety
• How far, how fast?
• The Haber process as example of an industrial process
• The equilibrium constant Kc
• The equilibrium law
• Writing expressions for Kc and calculating values.
Links
Next lesson: – Introduction to organic chemistry (free resource)
Next bundle: Basic concepts of organic chemistry
https://www.tes.com/teaching-resource/basic-concepts-of-organic-chemistry-ocr-as-chemistry-12643964
This bundle is ideal for classroom or home learning and covers all of the OCR A level chemistry specification sections 3.2.2 and 3.2.3 − reaction rates and chemical equilibrium. The topics covered are measuring reaction rates, collision theory, factors affecting rates of reaction, dynamic equilibrium, le Chatelier’s principle, factors affecting position of equilibrium, industrial chemical processes and the equilibrium constant Kc. Each topic includes a fully interactive PowerPoint including starter, activities, questions and plenary along with a worksheet. Answers to all exercises are provided. Some of the resources include a PowerPoint quiz.
This bundle is part of a series covering the OCR AS Chemistry specification and relates to the following section:
Module 3 – Periodic table and energy
Part 2 – Physical chemistry - 3.2.2 Reaction rates and 3.2.3 Chemical equilibrium
Content covered:
Measuring rate of reaction
• Gradients
• Definition , calculation and units of rate of reaction
• Measuring rate of reaction experimentally using volume of gas, loss of mass or change in concentration
• Determining rate from a graph of concentration (or gas volume or mass loss) against time using tangents
• Smooth curve versus dot-to-dot
Collision theory and factors affecting rate of reaction
• Factors affecting rate of reaction
• The collision theory of reactions
• Activation energy and enthalpy profile diagrams
• Effect of concentration and pressure on rate and explanation in terms of collision theory
• Effect of temperature and catalysts on rate
• Catalysts – how they work and their advantages
• Using Boltzmann distribution curves and activation energy to explain the effect of temperature and catalysts on rate
Introduction to chemical equilibrium
• Static vs dynamic equilibrium
• Irreversible and reversible reactions
• Meaning of closed system
• Examples of dynamic equilibrium and how it is reached
• Definition of dynamic equilibrium
• How rates vary with time (graph of rate against time)
• How concentrations vary with time (graphs of concentration against time)
• Position of equilibrium – illustrated by concentration-time graphs
• Yield of reaction
Le Chatelier’s principle and equilibrium constant Kc
• Le Chatelier’s principle
• Effect of changing concentration, pressure or temperature on position of equilibrium, predicted and explained using le Chatelier’s principle
• Practical examples with colour changes
• Effect of adding a catalyst on rate of reaction and position of equilibrium
• Position of equilibrium and yield
• Choice of conditions in the chemical industry - factors considered including yield, rate , costs and safety
• How far, how fast?
• The Haber process as example of an industrial process
• The equilibrium constant Kc
• The equilibrium law
• Writing expressions for Kc and calculating values.
Links
Next lesson: – Introduction to organic chemistry (free resource)
Next bundle: Basic concepts of organic chemistry
https://www.tes.com/teaching-resource/basic-concepts-of-organic-chemistry-ocr-as-chemistry-12643964
This complete year 12 lesson on chemical equilibrium covers part of OCR section 3.2.3 (chemical equilibrium). It includes le Chatelier’s principle and its use in predicting the effect of changing conditions on the position of equilibrium. There is also a section on industrial chemical reactions and the factors that influence the choice of conditions. Finally the equilibrium constant Kc is introduced with examples, including calculations.
The resource features a 63 slide animated PowerPoint that illustrates the concepts in a lively, visual and systematic way and includes a starter, learning checks, clearly explained examples, including animated images, and a plenary activity. A 22 page worksheet and answers to the exercises are provided.
This resource is part of a series covering the OCR AS Chemistry specification and relates to the following sections:
Module 3 – Periodic table and energy
Part 2 – Physical chemistry
3.2.3 – Chemical equilibrium
Content covered:
• Le Chatelier’s principle
• Effect of changing concentration, pressure or temperature on position of equilibrium, predicted and explained using le Chatelier’s principle
• Practical examples with colour changes
• Effect of adding a catalyst on rate of reaction and position of equilibrium
• Position of equilibrium and yield
• Choice of conditions in the chemical industry - factors considered including yield, rate , costs and safety
• How far, how fast?
• The Haber process as example of an industrial process
• The equilibrium constant Kc
• The equilibrium law
• Writing expressions for Kc and calculating values.
Duration: 2-3 lessons
Please review!
Links
Previous topic: Topic 31 – Introduction to chemical equilibrium
https://www.tes.com/teaching-resource/introduction-to-chemical-equilibrium-ocr-as-chemistry-13200000
Next topic: Introduction to organic chemistry (free resource)
https://www.tes.com/teaching-resource/introduction-to-organic-chemistry-ocr-as-chemistry-12237143
This complete year 12 lesson on chemical equilibrium covers part of OCR section 3.2.3 (chemical equilibrium). It includes the definition of dynamic equilibrium and how it results in a closed system for a reversible reaction. The ideas of position of equilibrium and yield are also introduced using graphs, images and animations. It features a 19 slide animated PowerPoint that illustrates the concepts in a lively, visual and systematic way and includes a starter, learning checks, clearly explained examples, including animated graphs and images, and a true-false quiz as plenary activity. A 7 page worksheet and answers to the exercises are provided.
This resource is part of a series covering the OCR AS Chemistry specification and relates to the following sections:
Module 3 – Periodic table and energy
Part 2 – Physical chemistry
3.2.3 – Chemical equilibrium
Content covered:
• Static vs dynamic equilibrium
• Irreversible and reversible reactions
• Meaning of closed system
• Examples of dynamic equilibrium and how it is reached
• Definition of dynamic equilibrium
• How rates vary with time (graph of rate against time)
• How concentrations vary with time (graphs of concentration against time)
• Position of equilibrium – illustrated by concentration-time graphs
• Yield of reaction
Duration: 1 lesson
Please review!
Links
Previous topic: Topic 30 – Collision theory and factors affecting rate of reaction
https://www.tes.com/teaching-resource/collision-theory-and-factors-affecting-rate-of-reaction-ocr-as-chemistry-13191969
Next topic: Topic 32 – Chemical equilibrium: Le Chatelier’s principle and equilibrium constant (in preparation)
This complete year 12 lesson on collision theory and factors affecting rate of reaction covers part of OCR section 3.2.2 (reaction rates). It includes simple collision theory and its explanation of the effect of concentration, pressure, temperature and catalysts on reaction rate, as well as the role of Boltzmann distribution curves in explaining the effects of temperature and catalysts. It features a 53 slide animated PowerPoint that illustrates the concepts in a lively, visual and systematic way and includes a starter, learning checks, clearly explained examples, including animated graphs and images, and a plenary activity. An 18 page worksheet and answers to the exercises are provided.
This resource is part of a series covering the OCR AS Chemistry specification and relates to the following sections:
Module 3 – Periodic table and energy
Part 2 – Physical chemistry
3.2.2 – Reaction rates
Content covered:
• Factors affecting rate of reaction
• The collision theory of reactions
• Activation energy and enthalpy profile diagrams
• Effect of concentration and pressure on rate and explanation in terms of collision theory
• Effect of temperature and catalysts on rate
• Catalysts – how they work and their advantages
• Using Boltzmann distribution curves and activation energy to explain the effect of temperature and catalysts on rate
Duration: 2 lessons
Please review!
Links
Previous topic: Topic 29 – Measuring rate of reaction
https://www.tes.com/teaching-resource/measuring-rate-of-reaction-ocr-as-chemistry-13180177
Next topic: Topic 31 – Introduction to chemical equilibrium
https://www.tes.com/teaching-resource/introduction-to-chemical-equilibrium-ocr-as-chemistry-13200000
This complete year 12 lesson on measuring rate of reaction covers part of OCR section 3.2.2 (reaction rates) and includes experimental methods to measure reaction rates and using graphs to process the results. It features a 27 slide animated PowerPoint that illustrates the concepts in a lively, visual and systematic way and includes a starter, learning checks, clearly explained examples, including graphs and gradient calculations, and a plenary activity. A 9 page worksheet and answers to the exercises are provided.
This resource is part of a series covering the OCR AS Chemistry specification and relates to the following sections:
Module 3 – Periodic table and energy
Part 2 – Physical chemistry
3.2.2 – Reaction rates
Content covered:
• Gradients
• Definition , calculation and units of rate of reaction
• Measuring rate of reaction experimentally using volume of gas, loss of mass or change in concentration
• Determining rate from a graph of concentration (or gas volume or mass loss) against time using tangents
• Smooth curve versus dot-to-dot
Duration: 1-2 lessons
Please review!
Links
Previous topic: Topic 28 – Hess’ Law OCR AS chemistry
https://www.tes.com/teaching-resource/hess-law-ocr-as-chemistry-12608484
Next topic: Topic 30 – Collision theory and factors affecting rate of reaction
https://www.tes.com/teaching-resource/collision-theory-and-factors-affecting-rate-of-reaction-ocr-as-chemistry-13191969
This bundle is ideal for classroom or home learning and covers the history of the periodic table, the features of the modern periodic table, the periodicity of ionisation energies and melting points as well as the properties of group 2 elements and compounds, the halogens and their compounds and qualitative analysis. It includes all of the OCR A level chemistry specification section 3.1.
Each topic includes a fully interactive PowerPoint including starter, group activities, questions and plenary along with a worksheet. Answers to all exercises are provided. Some of the resources include a PowerPoint quiz.
This bundle is part of a series covering the OCR AS Chemistry specification and relates to the following sections:
Module 3 – The Periodic table and energy
Part 1 –The Periodic Table
3.1.1 Periodicity
3.1.2 Group 2
3.1.3 The halogens
3.1.4 Qualitative analysis
Content covered:
Periodic table past and present
• The history of the periodic table, including Newlands’ and Mendeleev’s contributions
• The structure of the modern periodic table – periods, groups and blocks
• Relationship between electron configuration and the periodic table
• Periodicity – the variation in properties when plotted against atomic number
• Periodicity and metallic character
• Metal and non-metals
Periodicity of ionisation energies and melting points
• First ionisation energy – definition
• Factors affecting ionisation energies: nuclear charge, atomic radius and shielding
• Explanation of shielding
• Successive ionisation energies
• Predicting group from successive ionisation energies
• Periodicity of first ionisation energies
• Trends across a period and down a group
• Explanations of small decreases from group 2 to group 3 and from group 5 to group 6
• Periodicity of structure of elements: giant metallic, giant covalent and simple molecular structures
• Periodicity of melting points and explanation in terms of structure.
Group 2
• Structure and physical properties of group 2 elements
• Electron configuration and formation of ions
• First ionisation enthalpy and reactivity
• Redox reactions of group 2 metals with oxygen, water and acids
• Properties of group 2 compounds
• Group 2 oxides and hydroxides – reactions with acids
• Group 2 oxides – reaction with water
• Solubility and alkalinity of group 2 hydroxides
• Reactions of group 2 carbonates with acid
• Uses of group 2 compounds
The halogens
• Structure and physical properties of group 17 elements
• Electron configuration and formation of ions
• Redox reactions of halogens
• Reactivity of halogens
• Displacement reactions
• Disproportionation reactions of the halogens, including production of bleach
• Benefits and hazards of treating drinking water with chlorine
• Precipitation reactions of aqueous halide ions with aqueous silver nitrate
• Use of silver nitrate as a test for aqueous halide ions
Qualitative analysis
• Precipitation and acid-base reactions
• Tests for carbon dioxide and ammonia
• Tests for anions including carbonate, sulfate, chloride, bromide and iodide ions
• Sequence of tests for anions, with reasons
• Analysing mixtures of anions
• Tests for cations – ammonium ion
Links
Next lesson: Topic 25 – enthalpy changes
https://www.tes.com/teaching-resource/enthalpy-changes-ocr-as-chemistry-12509439
Next bundle: Enthalpy changes bundle
https://www.tes.com/teaching-resource/enthalpy-changes-bundle-12608495
This complete year 12 lesson covers the qualitative analysis of ions including carbonate ions, sulfate ions, halide ions and ammonium ions. It explains the use of precipitation reactions and acid-base reactions to identify cations and anions. The resource features a 27 slide animated PowerPoint that illustrates and explains the concepts in a lively and visual way and includes images of the observations in the key reactions. . A starter and a plenary activity are also included. A 7 page worksheet and answers to all exercises are provided.
This resource is part of a series covering the OCR AS Chemistry specification and relates to the following sections:
Module 3 – Periodic table and energy
Part 1 – The periodic table
3.1.4 – Qualitative analysis
Content covered:
• Precipitation and acid-base reactions
• Tests for carbon dioxide and ammonia
• Tests for anions including carbonate, sulfate, chloride, bromide and iodide ions
• Sequence of tests for anions, with reasons
• Analysing mixtures of anions
• Tests for cations – ammonium ion
Duration: 1 lesson
Please review!
Links
Previous topic: Topic 24 – The halogens
https://www.tes.com/teaching-resource/the-halogens-ocr-as-chemistry-13125529
Next topic: Topic 25 – Enthalpy changes
https://www.tes.com/teaching-resource/enthalpy-changes-ocr-as-chemistry-12509439
Related topic: Topic 23 – Group 2
https://www.tes.com/teaching-resource/group-2-ocr-as-chemistry-13074756
This complete year 12 lesson covers group 17, the halogens, and halide ions. It includes the redox reactions of the elements and their ions (including disproportionation) and the precipitation reactions of the halide ions. The resource features a 69 slide animated PowerPoint that illustrates and explains the concepts in a lively and visual way and includes images of the observations in the key reactions. . A starter (true-false quiz) and a plenary quiz are also included. An 11 page worksheet and answers to all exercises are provided.
This resource is part of a series covering the OCR AS Chemistry specification and relates to the following sections:
Module 3 – Periodic table and energy
Part 1 – The periodic table
3.1.3 – The halogens
Content covered:
• Structure and physical properties of group 17 elements
• Electron configuration and formation of ions
• Redox reactions of halogens
• Reactivity of halogens
• Displacement reactions
• Disproportionation reactions of the halogens, including production of bleach
• Benefits and hazards of treating drinking water with chlorine
• Precipitation reactions of aqueous halide ions with aqueous silver nitrate
• Use of silver nitrate as a test for aqueous halide ions
Duration: 1-2 lessons
Please review!
Links
Previous topic: Topic 23 – Group 2
https://www.tes.com/teaching-resource/group-2-ocr-as-chemistry-13074756
Next topic: Topic 24A – Qualitative analysis (free resource)
https://www.tes.com/teaching-resource/qualitative-analysis-ocr-as-chemistry-13128777
Related topic: Topic 13 - Redox
https://www.tes.com/teaching-resource/redox-ocr-as-chemistry-12409890
This bundle is ideal for classroom or home learning and covers the history of the periodic table, the features of the modern periodic table and periodicity, the periodicity of ionisation energies and melting points and the properties of group 2 elements and compounds. It includes all of the OCR A level chemistry specification sections 3.1.1 and 3.1.2.
Each topic includes a fully interactive PowerPoint including starter, group activities, questions and plenary along with a worksheet. Answers to all exercises are provided. Some of the resources include a PowerPoint quiz.
This bundle is part of a series covering the OCR AS Chemistry specification and relates to the following sections:
Module 3 – The Periodic table and energy
Part 1 –The Periodic Table
3.1.1 Periodicity and 3.1.2 Group 2
Content covered:
Periodic table past and present
• The history of the periodic table, including Newlands’ and Mendeleev’s contributions
• The structure of the modern periodic table – periods, groups and blocks
• Relationship between electron configuration and the periodic table
• Periodicity – the variation in properties when plotted against atomic number
• Periodicity and metallic character
• Metal and non-metals
**Periodicity of ionisation energies and melting points **
• First ionisation energy – definition
• Factors affecting ionisation energies: nuclear charge, atomic radius and shielding
• Explanation of shielding
• Successive ionisation energies
• Predicting group from successive ionisation energies
• Periodicity of first ionisation energies
• Trends across a period and down a group
• Explanations of small decreases from group 2 to group 3 and from group 5 to group 6
• Periodicity of structure of elements: giant metallic, giant covalent and simple molecular structures
• Periodicity of melting points and explanation in terms of structure.
Group 2
• Structure and physical properties of group 2 elements
• Electron configuration and formation of ions
• First ionisation enthalpy and reactivity
• Redox reactions of group 2 metals with oxygen, water and acids
• Properties of group 2 compounds
• Group 2 oxides and hydroxides – reactions with acids
• Group 2 oxides – reaction with water
• Solubility and alkalinity of group 2 hydroxides
• Reactions of group 2 carbonates with acid
• Uses of group 2 compounds
Links
Next lesson: Topic 24 – group 7
https://www.tes.com/teaching-resource/the-halogens-ocr-as-chemistry-13125529
This complete year 12 lesson covers group 2 elements and compounds. It includes the physical and chemical properties of the elements and the reactions of the elements and compounds. The resource features a 46 slide animated PowerPoint that illustrates and explains the concepts in a lively and visual way. A starter and plenary quiz are also included. An 11 page worksheet and answers to all exercises are provided.
This resource is part of a series covering the OCR AS Chemistry specification and relates to the following sections:
Module 3 – Periodic table and energy
Part 1 – The periodic table
3.1.2 Group 2
Content covered:
• Structure and physical properties of group 2 elements
• Electron configuration and formation of ions
• First ionisation enthalpy and reactivity
• Redox reactions of group 2 metals with oxygen, water and acids
• Properties of group 2 compounds
• Group 2 oxides and hydroxides – reactions with acids
• Group 2 oxides – reaction with water
• Solubility and alkalinity of group 2 hydroxides
• Reactions of group 2 carbonates with acid
• Uses of group 2 compounds
Duration: 1-2 lessons
Please review!
Links
Previous topic: Topic 22 – Periodicity of ionisation energies and melting points OCR AS Chemistry
https://www.tes.com/teaching-resource/periodicity-of-ionisation-energies-and-melting-points-ocr-as-chemistry-12974680
Next topic: Topic 24 - The halogens
https://www.tes.com/teaching-resource/the-halogens-ocr-as-chemistry-13125529
Related topic: Topic 13 - Redox
https://www.tes.com/teaching-resource/redox-ocr-as-chemistry-12409890
This complete year 12 lesson on alkenes covers part of OCR section 4.1.3 (Alkenes). Content includes structure and reactivity of alkenes, the nature of the C=C double bond, addition reactions of alkenes, the electrophilic addition mechanism and Markownikoff’s rule. The resource features a 47 slide animated PowerPoint that illustrates and explains the concepts in a lively and visual way; it includes several interactive slides that link to other slides to allow a non-linear progression through the concepts. There is a starter and a plenary activity as well as a 16 page workbook. Exam tips and answers to the exercise are provided. Ideal for the classroom or blended learning, this resource could be used as an introduction to the topic, or for revision, extension or consolidation.
This lesson is part of a series covering the OCR AS Chemistry specification and relates to the following part of the specification:
Module 4 – Core organic chemistry
Part 1 – Basic concepts and hydrocarbons
4.1.3 − Alkenes
Content covered:
Structure and reactivity of alkenes
The nature of the double bond – sigma and pi bonds
Explanation of restricted rotation around C=C
Shape of ethene in terms of electron pair repulsion theory
Addition reactions of alkenes
Reactions of ethene and propene including addition of halogens, steam, hydrogen halides and hydrogen
Test for alkenes with aqueous bromine
Catalytic addition of hydrogen - mechanism
Margarine manufacture
Definition of electrophile
Electrophilic addition mechanism
Addition of HX to unsymmetrical alkenes - Markownikoff’s rule and explanation
Duration: 1-2 lessons
Please review!
Links
Previous lesson: topic 46 – Reactions of alkanes
https://www.tes.com/teaching-resource/reactions-of-alkanes-ocr-as-chemistry-12987021
Next lesson: topic 48 – Addition polymers (in preparation)
Lesson on naming hydrocarbons:
https://www.tes.com/teaching-resource/naming-hydrocarbons-with-quiz-as-12243823
Lesson on isomerism, including E/Z isomerism of alkenes:
https://www.tes.com/teaching-resource/isomerism-ocr-as-chemistry-12634065
This complete year 12 lesson on reactions of alkanes covers part of OCR sections 4.1.2 (Alkanes). Content covered includes reactivity of alkanes, combustion reactions and substitution by halogens including the radical substitution mechanism. The resource features a 38 slide animated PowerPoint along with a 13 page workbook. There is a starter activity and a plenary activity with timer. Exam tips and answers to the exercise are provided. Ideal for the classroom or blended learning, this resource could be used as an introduction to the topic, or for revision, extension or consolidation.
This lesson is part of a series covering the OCR AS Chemistry specification and relates to the following part of the specification:
Module 4 – Core organic chemistry
Part 1 – Basic concepts and hydrocarbons
4.1.2 − Alkanes
Content covered:
Reactivity of alkanes
Combustion of alkanes – complete and incomplete
Balancing combustion equations
Radicals and dot-and-cross diagrams
Radical chain reactions
Radical substitution of alkanes by halogens
Mechanism including initiation, propagation and termination
Limitations to the use of radical substitution in synthesis of halogenoalkanes
Duration: 1 lesson
Please review!
Links
Previous lesson: topic 45 – Introduction to alkanes (free resource)
https://www.tes.com/teaching-resource/introduction-to-alkanes-ocr-as-chemistry-12654263
Next lesson: topic 47 – Alkenes
https://www.tes.com/teaching-resource/alkenes-ocr-as-chemistry-13033236
Lesson on naming hydrocarbons:
https://www.tes.com/teaching-resource/naming-hydrocarbons-with-quiz-as-12243823
Lesson on isomerism, including further information on shapes of alkanes and alkenes:
https://www.tes.com/teaching-resource/isomerism-ocr-as-chemistry-12634065
This complete year 12 lesson covers the periodicity of ionisation energies and melting points. The section on ionisation energies includes the successive ionisation energies of a particular element and the variation in first ionisation energies across periods and down groups. The section on melting points includes the periodicity of structure and the variation in melting points across the periodic table. The resource features a 60 slide animated PowerPoint that illustrates and explains the concepts in a lively and visual way; it includes several interactive slides that link to other slides to allow a non-linear progression through the concepts. A starter and plenary are also included. An 18 page worksheet and answers to all exercises are provided.
This resource is part of a series covering the OCR AS Chemistry specification and relates to the following sections:
Module 3 – Periodic table and energy
Part 1 – The periodic table
3.1.1 Periodicity
Content covered:
• First ionisation energy – definition
• Factors affecting ionisation energies: nuclear charge, atomic radius and shielding
• Explanation of shielding
• Successive ionisation energies
• Predicting group from successive ionisation energies
• Periodicity of first ionisation energies
• Trends across a period and down a group
• Explanations of small decreases from group 2 to group 3 and from group 5 to group 6
• Periodicity of structure of elements: giant metallic, giant covalent and simple molecular structures
• Periodicity of melting points and explanation in terms of structure.
Duration: 2 lessons
Please review!
Links
Previous topic: Topic 21 – Periodic table past and present OCR AS Chemistry
https://www.tes.com/teaching-resource/periodic-table-past-and-present-ocr-as-chemistry-12964450
Next topic: Topic 23 - Group 2
https://www.tes.com/teaching-resource/group-2-ocr-as-chemistry-13074756
Related topic: Topic 20 Structure and bonding
https://www.tes.com/teaching-resource/structure-and-bonding-ocr-as-chemistry-12933603
Now corrected with jigsaw discussion question sheets included.
This complete year 12 lesson on the periodic table includes the history of the periodic table, the features of the modern periodic table and periodicity. The resource features a 20 slide animated PowerPoint that illustrates the concepts in a lively and visual way and includes a starter, a jigsaw discussion activity on the periodic table with a quiz, and a true-false quiz that could be used as a plenary or a recap at the start of the next lesson. A 4 page worksheet and answers to all exercises, quizzes and discussion questions are provided.
This resource is part of a series covering the OCR AS Chemistry specification and relates to the following sections:
Module 3 – Periodic table and energy
Part 1 – The periodic table
3.1.1 Periodicity
Content covered:
• The history of the periodic table, including Newlands’ and Mendeleev’s contributions
• The structure of the modern periodic table – periods, groups and blocks
• Relationship between electron configuration and the periodic table
• Periodicity – the variation in properties when plotted against atomic number
• Periodicity and metallic character
• Metal and non-metals
Duration: 1-2 lessons
Please review!
Links
Previous topic: Topic 20 – Structure and bonding OCR AS Chemistry
https://www.tes.com/teaching-resource/structure-and-bonding-ocr-as-chemistry-12933603
Next topic: Topic 22 Periodicity of ionisation energies and melting points https://www.tes.com/teaching-resource/periodicity-of-ionisation-energies-and-melting-points-ocr-as-chemistry-12974680
Related topic: Topic 14 Electronic configurations – shells, sub-shells and orbitals
https://www.tes.com/teaching-resource/electron-configuration-shells-sub-shells-and-orbitals-ocr-as-chemistry-12207312
This bundle is ideal for classroom or home learning and covers the whole of the OCR A level chemistry specification module 2 - Foundations in Chemistry, sections 2.1 and 2.2.
Each topic includes a fully interactive PowerPoint including starter, group activities, questions and plenary along with a worksheet and a lesson plan. Answers to all exercises are provided. Some of the resources include a PowerPoint quiz. A practical activity on titration is also included.
This bundle relates to the following sections of the OCR AS Chemistry specification:
Module 2 – Foundations in chemistry
Part 1 – Atoms and reactions (whole)
2.1.1 – Atomic structure and isotopes
2.1.2 – Compounds, formulae and equations
2.1.3 – Amount of substance
2.1.4 – Acids
2.1.5 − Redox
Part 2 – Electrons, bonding and structure (whole)
2.2.1 – Electron structure
2.2.2 – Bonding and structure
Module 3 – The Periodic table and energy
Part 1 –The Periodic Table (part)
3.1.1 (Periodicity) (part)
Content covered:
The changing atom
How Science Works - HSW7 - The changing accepted models of atomic structure over time.
The contributions of five scientists to the development of the theory of atomic structure.
Atomic structure
• Protons, neutrons and electrons – mass and relative charge
• Atomic number and mass number
• Isotopes
• Key definitions
Atomic masses
• Relative masses - comparison of masses to carbon-12
• Calculating relative atomic mass from the masses and abundances of the isotopes
• Mass spectrometry and its use in the above
• Calculating relative molecular and relative formula masses from formulae
• Key definitions of relative atomic mass and relative isotopic mass
Formulae and equations
• Formulae of ions
• Predicting ionic charges from the Periodic Table
• Writing the formulae of ionic compounds and elements
• Writing and balancing equations
• Common types of reaction and their equations
Amount of substance and the mole
• Relative masses and the mole
• Avogadro constant
• Calculating number of atoms
• Amount of substance
• Molar mass
• Calculating amount of substance from total mass and vice versa
• Mole triangle
Determining formulae
• Definitions and use of the terms empirical and molecular formula
• Simplest whole number ratios
• Calculations of empirical and molecular formulae, from composition by mass or percentage compositions by mass and relative molecular mass
• Calculating % by mass from the formula
• The terms anhydrous, hydrated and water of crystallisation
• Calculation of the formula of a hydrated salt from given percentage composition, mass composition or based on experimental results
Moles and gas volumes
• Molar volume of a gas
• Moles and gas volume triangle
• Summary of relationships for gases between amount of substance, volume, mass and number of molecules
• Calculating amount of substance from volume of gas and vice versa
• Ideal gases
• The ideal gas equation
Moles, concentrations and solutions
• Definitions and use of the terms concentration and mass concentration
• Concentrated and dilute
• Relationship between concentration, amount in mol and volume including concentration triangle
• Calculating concentration, amount in mol, volume and mass from given data
• Example calculations
• Mass concentrations
• Choosing the correct glassware to measure volumes
• Standard solutions
• Practical activity – making up a standard solution
• Diluting solutions and calculations
• Practical activity – diluting solutions
Moles and reactions
• Balanced chemical equations and stoichiometry
• Molar ratios
• Using molar ratio to calculate amounts in moles of reactants and products in a chemical reaction
• Using molar ratio to calculate masses of reactants and products in a chemical reaction
• Using molar ratio to calculate volumes of gases in a chemical reaction
• Flow diagrams showing steps in calculations involving quantities of reacting substances
• Example calculations – clearly illustrated in a highly visual way
Percentage yield and atom economy
• Introduction to Green Chemistry
• Reasons why reactions do not have 100% yield
• % yield and how to calculate it
• Calculations of % yield involving limiting reactant
• Atom economy and its importance in the sustainability of a chemical process
• Calculating atom economy
• Example calculations – clearly illustrated in a highly visual way
• Differences between atom economy and % yield
• Comparing chemical processes in terms of sustainability (using production of ethanol as an example)
Acids and bases
• Definitions of acid, base, alkali and salt
• Formulae of acids, bases, alkalis and salts
• The relationship between bases and alkalis
• The pH scale
• Everyday examples of acids and bases
• Weak and strong acids
• Diprotic acids
• Writing and balancing neutralization reactions (including acid-carbonate reactions)
• Ionic equations
Acid-base titrations
• Titration and uses
• Standard solution
• Glassware and procedure for titration with detailed hints for technique
• Reading burette
• Recording titration results and calculating the mean
• Titration calculations
• Examples of structured and unstructured calculations
• Revision of calculations involving masses and volumes
• Practical titration activity
• Evaluation of titration experiment
• Uncertainties and calculating % uncertainties
• Procedural errors
Redox
• Redox definition in terms of electron transfer
• Oxidation numbers and how to calculate them
• Oxidation number in chemical names
• Redox definition in terms of oxidation number
• Using oxidation numbers to identify redox reactions and determine what has been oxidised and reduced
• Oxidising and reducing agents
• Disproportionation as oxidation and reduction of the same element
Electron configuration - shells, sub-shells and orbitals
• Energy levels
• Main shells, sub-shells and orbitals
• Rules for filling orbitals
• Electron configurations of atoms and ions
• Deducing electron configuration using the Periodic Table
• Relationship of electron configuration to the Periodic Table
Ionic bonding
• Bonding and the Periodic Table
• Predicting ionic formulae
• Definition of ionic bonding
• Dot-and-cross diagrams – some of them animated
• Half equations
• Giant ionic lattice
• Physical properties of ionic compounds including:
• melting point
• electrical conductivity
• solubility in polar and non-polar solvents
Covalent bonding
• Definition of a covalent bond
• Single, double and triple covalent bonds
• Lone pairs
• How to construct dot-and-cross diagrams
• Dative covalent or coordinate bonds
• The Octet Rule and exceptions
• Average bond enthalpies
Shapes of molecules and ions
• Electron pair repulsion theory (VSEPR)
• Effect of lone pairs on shape
• Model answer to exam question
• How to draw simple shapes in 3D
• Bond angles
Electronegativity and bond polarity
• Definition of electronegativity
• Atomic core and calculation of core charge
• Factors affecting electronegativity
• Pauling scale of electronegativity
• Electronegativity and bond polarity
• Non-polar and polar covalent bonds
• Electronegativity and bonding type (including intermediate bonding)
• Polarity of molecules from the bond polarities and the molecular shape
• Predicting whether a molecule will have an overall dipole from its symmetry
Intermolecular forces
• What are intermolecular forces?
• Strengths of bonds and intermolecular forces
• Types of intermolecular forces
• Induced dipole-dipole interactions (London (dispersion) forces)
• How London forces arise
• Factors affecting strength of London forces
• Permanent dipole-dipole interactions
• How permanent dipole-dipole interactions arise
• How intermolecular forces affect properties
• Hydrogen bonding
• What’s special about hydrogen bonds
• Effects of hydrogen bonds on properties
• Special properties of water
• Summary of intermolecular forces
• Predicting the type of intermolecular forces
Structure and bonding
• Factors influencing physical properties
• The way the atoms/ions are grouped together (structure)
• The type of particles the solid is built up from
• The bonds or forces holding these particles together
• Structure and physical properties of ionic compounds (see also topic 15)
• Structures and physical properties of covalent substances including giant covalent and simple molecular
• Diamond and graphite – structures and properties
• Graphene
• Metallic bonding, structure and physical properties
• Summary of types of bonding
• Jigsaw discussion to summarise 4 main types of structure and their properties
Links
Next lesson – free resource: Topic 21 – the Periodic Table past and present
http://www.tes.com/teaching-resource/periodic-table-past-and-present-ocr-as-chemistry-12964450
This bundle is ideal for classroom or home learning and covers electron configuration, ionic bonding, covalent bonding, shapes of molecules, electronegativity and bond polarity, intermolecular forces, structure and bonding. It includes all of the OCR A level chemistry specification section 2.2, as well as part of 3.1.1.
Each topic includes a fully interactive PowerPoint including starter, group activities, questions and plenary along with a worksheet. Answers to all exercises are provided. Some of the resources include a PowerPoint quiz.
This bundle is part of a series covering the OCR AS Chemistry specification and relates to the following sections:
Module 2 – Foundations in chemistry / Part 2 – Electrons, bonding and structure
2.2.1 Electron structure and 2.2.2 Bonding and structure
Module 3 – The Periodic table and energy / Part 1 –The Periodic Table
3.1.1 (Periodicity)
Content covered:
Electron configuration - shells, sub-shells and orbitals
• Energy levels
• Main shells, sub-shells and orbitals
• Rules for filling orbitals
• Electron configurations of atoms and ions
• Deducing electron configuration using the Periodic Table
• Relationship of electron configuration to the Periodic Table
Ionic bonding
• Bonding and the Periodic Table
• Predicting ionic formulae
• Definition of ionic bonding
• Dot-and-cross diagrams – some of them animated
• Half equations
• Giant ionic lattice
• Physical properties of ionic compounds including:
• melting point
• electrical conductivity
• solubility in polar and non-polar solvents
Covalent bonding
• Definition of a covalent bond
• Single, double and triple covalent bonds
• Lone pairs
• How to construct dot-and-cross diagrams
• Dative covalent or coordinate bonds
• The Octet Rule and exceptions
• Average bond enthalpies
Shapes of molecules and ions
• Electron pair repulsion theory (VSEPR)
• Effect of lone pairs on shape
• Model answer to exam question
• How to draw simple shapes in 3D
• Bond angles
Electronegativity and bond polarity
• Definition of electronegativity
• Atomic core and calculation of core charge
• Factors affecting electronegativity
• Pauling scale of electronegativity
• Electronegativity and bond polarity
• Non-polar and polar covalent bonds
• Electronegativity and bonding type (including intermediate bonding)
• Polarity of molecules from the bond polarities and the molecular shape
• Predicting whether a molecule will have an overall dipole from its symmetry
Intermolecular forces
• What are intermolecular forces?
• Strengths of bonds and intermolecular forces
• Types of intermolecular forces
• Induced dipole-dipole interactions (London (dispersion) forces)
• How London forces arise
• Factors affecting strength of London forces
• Permanent dipole-dipole interactions
• How permanent dipole-dipole interactions arise
• How intermolecular forces affect properties
• Hydrogen bonding
• What’s special about hydrogen bonds
• Effects of hydrogen bonds on properties
• Special properties of water
• Summary of intermolecular forces
• Predicting the type of intermolecular forces
Structure and bonding
• Factors influencing physical properties
• The way the atoms/ions are grouped together (structure)
• The type of particles the solid is built up from
• The bonds or forces holding these particles together
• Structure and physical properties of ionic compounds (see also topic 15)
• Structures and physical properties of covalent substances including giant covalent and simple molecular
• Diamond and graphite – structures and properties
• Graphene
• Metallic bonding, structure and physical properties
• Summary of types of bonding
• Jigsaw discussion to summarise 4 main types of structure and their properties
Links
Next lesson – free resource: Topic 21 – the Periodic Table past and present
https://www.tes.com/teaching-resource/periodic-table-past-and-present-ocr-as-chemistry-12964450
This bundle is ideal for classroom or home learning and covers electronegativity and bond polarity, intermolecular forces and structure and bonding. It includes part of the OCR A level chemistry specification section 2.2.2 and part of 3.1.1.
Each topic includes a fully interactive PowerPoint including starter, group activities, questions and plenary along with a worksheet. Answers to all exercises are provided. Some of the resources include a PowerPoint quiz.
Content covered:
Electronegativity and bond polarity
• Definition of electronegativity
• Atomic core and calculation of core charge
• Factors affecting electronegativity
• Pauling scale of electronegativity
• Electronegativity and bond polarity
• Non-polar and polar covalent bonds
• Electronegativity and bonding type (including intermediate bonding)
• Polarity of molecules from the bond polarities and the molecular shape
• Predicting whether a molecule will have an overall dipole from its symmetry
Intermolecular forces
• What are intermolecular forces?
• Strengths of bonds and intermolecular forces
• Types of intermolecular forces
• Induced dipole-dipole interactions (London (dispersion) forces)
• How London forces arise
• Factors affecting strength of London forces
• Permanent dipole-dipole interactions
• How permanent dipole-dipole interactions arise
• How intermolecular forces affect properties
• Hydrogen bonding
• What’s special about hydrogen bonds
• Effects of hydrogen bonds on properties
• Special properties of water
• Summary of intermolecular forces
• Predicting the type of intermolecular forces
Structure and bonding
• Factors influencing physical properties
• The way the atoms/ions are grouped together (structure)
• The type of particles the solid is built up from
• The bonds or forces holding these particles together
• Structure and physical properties of ionic compounds (see also topic 15)
• Structures and physical properties of covalent substances including giant covalent and simple molecular
• Diamond and graphite – structures and properties
• Graphene
• Metallic bonding, structure and physical properties
• Summary of types of bonding
• Jigsaw discussion to summarise 4 main types of structure and their properties
Links
Next lesson – free resource: Topic 21 – the Periodic Table past and present
https://www.tes.com/teaching-resource/periodic-table-past-and-present-ocr-as-chemistry-12964450
This complete year 12 lesson on structure and bonding includes structures and physical properties of giant ionic, giant covalent, giant metallic and simple molecular substances. The factors affecting physical properties are discussed, including structure, types of particles the lattice is built up from and the bonds or forces holding these particles together. The resource features a 52 slide animated PowerPoint that illustrates the concepts in a lively and visual way and includes a starter, learning checks, animations, clearly explained examples, a jigsaw discussion and a plenary quiz. A 15 page worksheet and answers to the exercises are provided.
This resource is part of a series covering the OCR AS Chemistry specification and relates to the following sections:
Module 2 – Foundations in chemistry
Part 2 – Electrons, bonding and structure
2.2.2 Bonding and structure (part)
Module 3 – Periodic table and energy
Part 1 – the Periodic Table
3.1.1 Periodicity (part)
Content covered:
• Factors influencing physical properties
• The way the atoms/ions are grouped together (structure)
• The type of particles the lattice is built up from
• The bonds or forces holding these particles together
• Structure and physical properties of ionic compounds (see also topic 15)
• Structures and physical properties of covalent substances including giant covalent and simple molecular structures
• Diamond and graphite – structures and properties
• Graphene
• Metallic bonding, structure and physical properties
• Summary of types of bonding
• Jigsaw discussion to summarise 4 main types of structure and their properties
Duration: 2 lessons
Please review!
Links
Previous topic: Topic 19 – Intermolecular forces
https://www.tes.com/teaching-resource/intermolecular-forces-ocr-as-chemistry-12927621
Next topic: Topic 21 The Periodic Table past and present
https://www.tes.com/teaching-resource/periodic-table-past-and-present-ocr-as-chemistry-12964450