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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!

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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!
Infrared (IR) spectroscopy – A level
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Infrared (IR) spectroscopy – A level

(1)
Unique package of interactive PowerPoint and paper-based activities that can be used in the classroom or for revision or independent self-study. This resource covers AS and A2 infrared (IR) spectroscopy through a 26 slide interactive PowerPoint, which is colourful, animated and presents the information in a flexible way. Each PowerPoint slide contains links to other slides, to enable easy navigation and to emphasise links between different aspects of infrared spectroscopy. As well as pages devoted to each of the key terms in infrared spectroscopy, the PowerPoint shows clearly how molecular vibrations occur and how they give rise to absorption peaks in the infrared spectrum. A method for interpreting infrared spectra is given, illustrated by several animated examples with spectra and structures to aid understanding of the process. Also included is a graded worksheet with 9 pages, including problems where unknown structures are identified. Full answers are provided. This resource was developed primarily for the OCR A level Chemistry specification but is useful for all specifications. It relates to the following sections : AS: Module 4 – Core organic chemistry Part 2 – Alcohols, haloalkanes and analysis 4.2.4 Analytical techniques A2: Module 6 – Organic chemistry and analysis Part 3 – Analysis 6.3.2 Spectroscopy (Combined techniques) Please review! Content covered • introduction to spectroscopy linked to the electromagnetic spectrum • meaning of wavenumber and transmittance • molecular vibrations • bond stretching • fingerprint region of spectrum • types and shapes of peaks • infrared and global warming • the greenhouse effect and greenhouse gases • interpreting the infrared spectrum • examples of IR spectra with animated explanation linking peaks to structure • uses of infrared spectroscopy Duration: 1-2 lessons and/or independent study Links See also Mass spectrometry A level home learning https://www.tes.com/teaching-resource/mass-spectrometry-a-level-home-learning-12287938 Free resource - identifying compounds from infrared and mass spectra https://www.tes.com/teaching-resource/identifying-compounds-from-infrared-and-mass-spectra-a-level-12325481
Basic concepts of organic chemistry OCR AS Chemistry
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Basic concepts of organic chemistry OCR AS Chemistry

6 Resources
This bundle is ideal for classroom or home learning and covers all of the OCR A level chemistry specification section 4.1.1 – basic concepts of organic chemistry, as well as isomerism from section 4.1.3 (Alkenes). The topics covered are: introduction to organic chemistry naming hydrocarbons quiz – a question of naming alkanes functional groups – names and formulae isomerism organic reagents and types of reaction 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 4– Core organic chemistry Part 2 – Basic concepts and hydrocarbons 4.1.1 Basic concepts of organic chemistry (all) and 4.1.3 Alkenes (part) Content covered: Introduction to organic chemistry • Why carbon is special • Bonding in organic compounds • Different types of formulae • Types of organic compounds • Functional groups and homologous series Naming hydrocarbons • Application of IUPAC rules of nomenclature for systematically naming organic compounds • Naming alkanes and cycloalkanes • Naming branched alkanes • Naming alkenes and branched alkenes Quiz – A Question of naming alkanes Functional groups – names and formulae • Application of IUPAC rules of nomenclature for systematically naming organic compounds • Practice naming organic compounds including those with functional groups • Revision of empirical and molecular formula and how to calculate them • Formulae of compounds with functional groups Displayed formula Structural formula Skeletal formula Isomerism • Shapes of alkanes (with model building) • Definitions of structural isomers, stereoisomers, E/Z isomers and cis-trans isomers • Classification of isomers with examples • Structural isomers including chain, position and functional group isomers • Shapes of alkenes (with model building) • Restricted rotation around the C=C double bond • Stereoisomers – E/Z and cis-trans isomers • Animated illustrations of E/Z isomers • Criteria for E/Z isomerism and for cis-trans isomerism with examples and learning check • Cahn-Ingold-Prelog rules for naming E/Z isomers with examples Organic reagents and types of reaction • Ways of breaking covalent bonds Homolytic fission Heterolytic fission • Types of organic reagents and their reactions Nucleophiles Electrophiles Radicals • Introduction to mechanisms • Curly arrows • Types of reaction Addition Substitution Elimination • Classification of reactions Links Next lesson: Topic 45 - Introduction to alkanes https://www.tes.com/teaching-resource/introduction-to-alkanes-ocr-as-chemistry-12654263
Chemistry of alcohols AS chemistry
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Chemistry of alcohols AS chemistry

(3)
Unique package of interactive PowerPoint and paper-based activities that can be used for independenthome learning, revision or in the classroom. This resource covers AS chemistry of alcohols through a 19 slide interactive PowerPoint, which is colourful, animated and presents the information in a flexible way. Each PowerPoint slide contains links to other slides, to enable easy navigation and to emphasise links between the types of alcohol and the types of reaction. As well as pages devoted to each of the main types of reaction (substitution, oxidation and elimination), primary, secondary and tertiary alcohols each have a page with a clear chart of numbered reactions, where each number is linked to a page detailing that reaction. Information given includes type of reaction, reagents and conditions and an equation, as well as key definitions. In addition the reactions have an animated mechanism or structural equation. There are links to pages describing and explaining practical techniques, where relevant. Also included are two worksheets with a total of 8 pages. Full answers are provided. This resource was developed primarily for the OCR AS Chemistry specification (year 12) but is useful for all specifications. It relates to the following sections : Module 4 – Core organic chemistry Part 2 – Alcohols, haloalkanes and analysis 4.2.1 Alcohols Please review! Content covered • Naming alcohols • Primary, secondary and tertiary alcohols • Substitution reaction of alcohols • Oxidation of alcohols • Elimination (dehydration) reaction of alcohols • Reactions of primary, secondary and tertiary alcohols • Animated mechanisms • Reaction classification • Reagents and conditions • Structural equations • Key definitions • Heating under reflux • Distillation to prevent complete oxidation Duration: 1-2 lessons and/or independent study Please see also ***Mass spectrometry - A level *** https://www.tes.com/teaching-resource/mass-spectrometry-a-level-self-study-12287938 ***Infrared spectroscopy - A level *** https://www.tes.com/teaching-resource/infrared-ir-spectroscopy-a-level-home-learning-self-study-12315096
Mass spectrometry – A level
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Mass spectrometry – A level

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Unique package of interactive PowerPoint and paper-based activities that can be used for independent home learning, revision or in the classroom. This resource covers AS and A2 mass spectrometry through a 25 slide interactive PowerPoint, which is colourful, animated and presents the information in a flexible way. Each PowerPoint slide contains links to other slides, to enable easy navigation and to emphasise links between different aspects of mass spectrometry. As well as pages devoted to each of the key terms in mass spectrometry, the PowerPoint shows clearly how fragmentation occurs and how the breakage of a particular bond can result in the fragment of a particular mass. A method for interpreting mass spectra is given, illustrated by several examples with animated spectra and structures to aid understanding of the process. Also included is a graded worksheet with 7 pages, including problems where an unknown structure is identified. Full answers are provided. This resource was developed primarily for the OCR A level Chemistry specification but is useful for all specifications. It relates to the following sections : AS: Module 4 – Core organic chemistry Part 2 – Alcohols, haloalkanes and analysis 4.2.4 Analytical techniques A2: Module 6 – Organic chemistry and analysis Part 3 – Analysis 6.3.2 Spectroscopy (Combined techniques) Please review! Content covered • animated diagram and description of a mass spectrometer • meaning of m/z • relative intensity • base peak • molecular ion • M+1 peak • fragments • interpreting the mass spectrum • mass spectrum of ethanol • animations of formation of fragments from ethanol • summary of fragments for ethanol • examples of mass spectra with animated explanation linking peaks to structure Duration: 1-2 lessons and/or independent study See also Chemistry of alcohols – AS home learning https://www.tes.com/teaching-resource/chemistry-of-alcohols-as-self-study-12273938 Infrared spectroscopy – A level home learning https://www.tes.com/teaching-resource/infrared-ir-spectroscopy-a-level-home-learning-self-study-12315096
Enthalpy changes bundle OCR AS Chemistry
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Enthalpy changes bundle OCR AS Chemistry

4 Resources
This bundle is ideal for classroom or home learning and covers all of the OCR A level chemistry specification section 3.2.1 − enthalpy changes. The energetics topics covered are enthalpy changes, experimental determination of enthalpy changes, bond enthalpies and Hess’ Law. 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 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 Links Next lesson: Topic 29 – Rates of reaction and collision theory (in preparation) Free resource - standard form, decimal places and significant figures https://www.tes.com/teaching-resource/resource-12405507
AS organic synthesis
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AS organic synthesis

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Unique package of interactive PowerPoint and paper based activities that can be used for independent work or in the classroom. This resource covers AS (year 12) organic synthetic routes through a 15 slide interactive PowerPoint that is based on a clear chart of numbered synthetic routes, where each number is linked to a page detailing that reaction. Information given includes type of reaction, reagents and conditions and an equation, as well as key definitions. In addition most reactions have an animated mechanism or structural equation. There are links to pages describing and explaining practical techniques, where relevant. Also included are two posters of the synthetic routes, one blank and one completed, for printing (preferably A3 size), together with a blank table for practising types of reaction and reagents and conditions. Full answers are provided. This resource was developed primarily for the OCR AS Chemistry specification but is useful for all specifications. It relates to the following sections : Module 4 – Core organic chemistry Part 2 – Alcohols, haloalkanes and analysis 4.2.3 Organic synthesis Please review! Content covered • AS synthetic routes • Animated mechanisms • Key definitions • Heating under reflux • Distillation • Reaction classification • Reagents and conditions • Structural equations Duration: 1-2 lessons and/or independent study See also: A level organic synthesis - aliphatic and aromatic https://www.tes.com/teaching-resource/organic-synthesis-aliphatic-and-aromatic-12219292
Acids, titrations and redox OCR AS Chemistry
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Acids, titrations and redox OCR AS Chemistry

3 Resources
This bundle is ideal for classroom or home learning and covers the whole of the OCR A level chemistry specification sections 2.1.4 – Acids and 2.1.5 − Redox 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 is the third in a series covering the OCR AS Chemistry specification and relates to the following sections: Module 2 – Foundations in chemistry Part 1 – Atoms and reactions 2.1.4 – Acids (whole) 2.1.5 Redox (whole) Content covered 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 Links Previous bundle: Moles, masses, concentrations, gas volumes and reactions https://www.tes.com/teaching-resource/moles-masses-concentrations-gas-volumes-and-reactions-12404451 Next bundle: Electrons and bonding https://www.tes.com/teaching-resource/electrons-and-bonding-ocr-as-chemistry-12605443 Next topic Topic 14 – Electron configuration – shells, sub-shells and orbitals https://www.tes.com/teaching-resource/electron-configuration-shells-sub-shells-and-orbitals-ocr-as-chemistry-12207312
Intermolecular forces OCR AS Chemistry
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Intermolecular forces OCR AS Chemistry

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This complete year 12 lesson on intermolecular forces includes induced dipole-dipole interactions (London dispersion forces), permanent dipole-dipole forces and hydrogen bonding. For each type of intermolecular force there is an explanation of how they arise, what factors affect them and how they affect physical properties. The resource features a 58 slide animated PowerPoint that illustrates the concepts in a lively and visual way and includes a starter, learning checks, animations, clearly explained examples and a plenary multiple choice quiz. A 13 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 Content covered: • 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 Duration: 1 lesson Please review! Links Previous topic: Topic 18 – Electronegativity and bond polarity OCR AS Chemistry (free resource) https://www.tes.com/teaching-resource/electronegativity-and-bond-polarity-ocr-as-chemistry-12888524 Next topic: Topic 20 Structure and bonding https://www.tes.com/teaching-resource/structure-and-bonding-ocr-as-chemistry-12933603
Hess’ Law OCR AS Chemistry
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Hess’ Law OCR AS Chemistry

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This complete year 12 lesson on Hess’s Law covers part of OCR section 3.2.1 (Enthalpy changes). It includes the following energetics topics: Hess’ Law, enthalpy cycles and their use in calculating enthalpy changes indirectly. It features a 39 slide animated PowerPoint that illustrates the concepts in a lively, visual and systematic way and includes a starter, learning checks, clearly explained examples, including example calculations ,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 3.2.1 – Enthalpy changes Content covered: • 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 Duration: 2 lessons Please review! Links Previous topic: Topic 27 – Bond enthalpies OCR AS chemistry https://www.tes.com/teaching-resource/resource-12595300 Next topic: Topic 29 – Rates of reaction and collision theory (in preparation) Free resource - standard form, decimal places and significant figures https://www.tes.com/teaching-resource/resource-12405507
Organic synthesis - aliphatic and aromatic
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Organic synthesis - aliphatic and aromatic

2 Resources
Unique package of interactive PowerPoint and paper based activities that can be used for independent work or in the classroom. This resource covers A level organic aliphatic and aromatic synthetic routes through two interactive PowerPoints, each based on a clear chart of numbered synthetic routes, where each number is linked to a page detailing that reaction. Information given includes type of reaction, reagents and conditions and an equation, as well as key definitions. In addition most reactions have an animated mechanism or structural equation. There are links to pages describing and explaining practical techniques, where relevant. Includes two blank charts (one for aliphatic and one for aromatic) of the synthetic routes for printing (preferably A3 size), together with a blank table for practising types of reaction and reagents and conditions. Full answers are provided. Please review! Content covered • A level synthetic routes – aliphatic and aromatic • Extending carbon chain length (carbon-carbon bond formation) • Animated mechanisms • Key definitions • Heating under reflux • Distillation • Reaction classification • Reagents and conditions • Structural equations • Activated benzene rings • Tests for functional groups Duration: 1-3 lessons and/or independent study Please see also AS organic synthesis https://www.tes.com/teaching-resource/as-organic-synthesis-12254256
Reactions of alkanes OCR AS Chemistry
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Reactions of alkanes OCR AS Chemistry

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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
Redox OCR AS Chemistry
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Redox OCR AS Chemistry

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This complete year 12 resource (2 lessons) on redox covers the whole of OCR section 2.1.5 (Redox) and includes definitions of redox, oxidation number and redox reactions. It features a 59 slide interactive PowerPoint that illustrates the concepts in a lively, visual and systematic way and includes a starter, learning checks, a quiz, clearly explained examples (including exam style questions) and a plenary. A 12 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 2 – Foundations in chemistry Part 1 – Atoms and reactions 2.1.5 – Redox Content covered: • 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 Duration: 2 lessons Please review! Links Previous topic: Topic 12 – Acid-base titrations https://www.tes.com/teaching-resource/acid-base-titrations-ocr-as-chemistry-12749636 Next topic: Topic 14 – Electron configuration – shells, sub-shells and orbitals https://www.tes.com/teaching-resource/electron-configuration-shells-sub-shells-and-orbitals-ocr-as-chemistry-12207312
Bond enthalpies OCR AS Chemistry
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Bond enthalpies OCR AS Chemistry

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This complete year 12 lesson on bond enthalpies covers part of OCR section 3.2.1 (Enthalpy changes). It includes the energetics topics: making and breaking covalent bonds, average bond enthalpies, calculations involving bond enthalpies and their limitations. It features a 25 slide interactive PowerPoint that illustrates the concepts in a lively, visual and systematic way and includes a starter, learning checks, clearly explained examples, including example calculations ,and a plenary discussion. An 8 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 3.2.1 – Enthalpy changes Content covered: • 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 Duration: 1 lesson Please review! Links Previous topic: Topic 26 – Experimental determination of enthalpy changes OCR AS chemistry https://www.tes.com/teaching-resource/resource-12517135 Next topic: Topic 28 – Hess’s Law https://www.tes.com/teaching-resource/resource-12608484 Free resource - Standard form, decimal places and significant figures https://www.tes.com/teaching-resource/resource-12405507
Acid-base titrations OCR AS Chemistry
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Acid-base titrations OCR AS Chemistry

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This complete year 12 resource on acid-base titrations includes the practical procedure and calculations for titrations as well as details of evaluating experiments. It features a 28 slide interactive PowerPoint that illustrates the concepts in a lively, visual and systematic way. The resource includes a starter, learning checks, clearly explained examples of calculations, a practical activity with evaluation and a plenary. A 20 page worksheet includes a variety of structured and unstructured calculations and answers to all exercises. Ideal for the classroom or blended learning, this resource could be used to present 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 sections: Module 2 – Foundations in chemistry Part 1 – Atoms and reactions 2.1.4 – Acids (part) Content covered: • 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 Duration: 2 lessons Please review! Links Previous topic: Topic 11 – Acids and bases (free resource) https://www.tes.com/teaching-resource/acids-and-bases-ocr-as-chemistry-12747201 Next topic: Topic 13 – Redox https://www.tes.com/teaching-resource/redox-ocr-as-chemistry-12409890 Related topics Topic 8 − Moles and concentration of solutions https://www.tes.com/teaching-resource/moles-and-concentration-of-solutions-ocr-as-chemistry-12391026 Topic 9 – Moles and reactions https://www.tes.com/teaching-resource/moles-and-reactions-ocr-as-chemistry-12404411 Bundle − Moles, masses, concentrations, gas volumes and reactions https://www.tes.com/teaching-resource/moles-masses-concentrations-gas-volumes-and-reactions-12404451
Periodicity of ionisation energies and melting points OCR AS Chemistry
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Periodicity of ionisation energies and melting points OCR AS Chemistry

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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
The halogens OCR AS Chemistry
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The halogens OCR AS Chemistry

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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
Shapes of molecules and ions OCR AS Chemistry
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Shapes of molecules and ions OCR AS Chemistry

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This complete resource (1-2 lessons) on the shapes of molecules is ideal for classroom or home learning. It features a 42 slide PowerPoint showing the application of the electron pair repulsion theory in a highly visual way with high quality animated 3D images. Also included are starter, balloon modeling activity, model answer to exam question and plenary along with a 9 page workbook and a lesson plan. Exam tips and answers to all exercises are provided. This lesson 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 Please review! Content covered: • 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 Duration: 1-2 lessons Links Previous lesson: Topic 16 – covalent bonding https://www.tes.com/teaching-resource/covalent-bonding-ocr-as-chemistry-12605422 Next lesson: topic 18 – Electronegativity and bond polarity https://www.tes.com/teaching-resource/electronegativity-and-bond-polarity-ocr-as-chemistry-12888524
Standard form, decimal places and significant figures – A level Chemistry
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Standard form, decimal places and significant figures – A level Chemistry

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This introduction to standard form, decimal places and significant figures features a 14 slide interactive PowerPoint including explanations, examples and practice exercises. Answers to all exercises are given. This resource is complementary to the mathematical topics of chemistry A level in years 12 and 13, for example; amount of substance, concentrations, volumes of gases as well as equilibrium constants, energy changes and rates of reaction. Content covered: • Standard form • Decimal places and how to reduce them • Significant figures and how to reduce them • How to choose an appropriate number of significant figures in an answer Links Topic 5 – Amount of substance and the mole https://www.tes.com/teaching-resource/amount-and-moles-ocr-as-chemistry-12190652 Topic 6 – Determining formulae https://www.tes.com/teaching-resource/determining-formulae-ocr-as-chemistry-12347977 Topic 7 – Moles and gas volumes https://www.tes.com/teaching-resource/moles-and-gas-volumes-ocr-as-chemistry-12336053 Topic 8 – Moles and concentrations of solutions https://www.tes.com/teaching-resource/moles-and-concentration-of-solutions-ocr-as-chemistry-12391026 Bundle – Moles, masses, concentration, gas volumes and reactions https://www.tes.com/teaching-resource/moles-masses-concentrations-gas-volumes-and-reactions-12404451
Acids and bases OCR AS Chemistry
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Acids and bases OCR AS Chemistry

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This complete year 12 resource on acids, bases, alkalis, neutralization and salts includes formulae of acids, bases, alkalis and salts, equations for neutralization reactions and ionic equations. It features a 39 slide interactive PowerPoint that illustrates the concepts in a lively, visual and systematic way and includes a starter, learning checks, clearly explained examples of writing and balancing equations, and a quick quiz as plenary. A 17 page worksheet and answers to all exercises are provided. Ideal for the classroom or blended learning, this resource could be used to present 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 sections: Module 2 – Foundations in chemistry Part 1 – Atoms and reactions 2.1.4 – Acids (part) Content covered: • 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 Duration: 1-2 lessons Please review! Links Previous topic: Topic10 – Percentage yield and atom economy https://www.tes.com/teaching-resource/percentage-yield-and-atom-economy-ocr-as-chemistry-12745344 Next topic: Topic 12 – Acid-base titrations https://www.tes.com/teaching-resource/acid-base-titrations-ocr-as-chemistry-12749636 Related topic: Topic 4 - Formulae and equations https://www.tes.com/teaching-resource/formulae-and-equations-ocr-as-chemistry-12186723
Introduction to organic chemistry OCR AS Chemistry
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Introduction to organic chemistry OCR AS Chemistry

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This complete lesson on introducing organic chemistry is ideal for classroom home learning features a 46 slide interactive, animated PowerPoint as well as a starter activity and plenary along with a 10 page workbook and a lesson plan. Exam tips and answers to all exercises are provided. This lesson is part of a series covering the OCR AS Chemistry specification and relates to the following sections: Module 4 – Core organic chemistry Part 1 – Basic concepts and hydrocarbons 4.1.1 Basic concepts of organic chemistry Please review! Content covered: • Why carbon is special • Bonding in organic compounds • Different types of formulae • Types of organic compounds • Functional groups and homologous series Duration: 1 lesson Links Next lesson: Topic 41 - Naming hydrocarbons https://www.tes.com/teaching-resource/naming-hydrocarbons-ocr-as-chemistry-12242016