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

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

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

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

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 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

This complete year 12 resource (2 lessons) on moles and reactions includes reacting masses, stoichiometry, molar ratios and using moles to calculate quantities from chemical reactions (mass, concentration and volume of gases). It features a 33 slide interactive PowerPoint that illustrates the concepts in a lively, visual and systematic way and includes a starter, learning checks, clearly explained example calculations, and a plenary. A 24 page worksheet 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 1 – Atoms and reactions 2.1.3 – Amount of substance Content covered: • 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 (reacting masses) • 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 Duration: 2 lessons Please review! Links Previous topic: topic 8 – Moles and concentrations of solutions https://www.tes.com/teaching-resource/moles-and-concentration-of-solutions-ocr-as-chemistry-12391026 Next topic: topic 10 – Percentage yield and atom economy (free resource) https://www.tes.com/teaching-resource/resource-12745344 Free resource - standard form, decimal places and significant figures https://www.tes.com/teaching-resource/standard-form-decimal-places-and-significant-figures-a-level-chemistry-12405507 Bundle covering whole of 2.1.3 – Amount of substance https://www.tes.com/teaching-resource/moles-masses-concentrations-gas-volumes-and-reactions-12404451

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 - Group 7 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 covalent bonding includes dot-and-cross diagrams, single, double, triple and dative covalent bonds as well as lone pairs, exceptions to the Octet Rule and bond enthalpies. It features a 37 slide animated PowerPoint that illustrates the concepts in a lively and visual way and includes a starter, learning checks, animations, clearly explained examples including dot-and-cross diagrams, and a plenary discussion. A 12 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: • 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 Duration: 1-2 lessons Please review! Links Previous topic: Topic 15 Ionic bonding OCR AS Chemistry https://www.tes.com/teaching-resource/resource-12598361 Next topic: Topic 17 – Shapes of molecules and ions OCR AS Chemistry https://www.tes.com/teaching-resource/resource-12220291

Unique package of interactive PowerPoint and paper based activities that can be used for independent work or in the classroom. This resource covers A2 organic aliphatic synthetic routes through a 28 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 a blank chart of the synthetic routes for printing (preferably A3 size), together with a blank table for practicing types of reaction and reagents and conditions. Full answers are provided. This resourced was produced primarily for OCR A level chemistry but would be useful for other boards as well. It relates particularly to the following sections: Module 6 – Organic chemistry and analysis Part 2 – Nitrogen compounds, polymers and synthesis 6.2.5 Organic synthesis Please review! Content covered • A2 aliphatic synthetic routes • Extending carbon chain length (carbon-carbon bond formation) • Animated mechanisms • Key definitions • Heating under reflux • Distillation • Reaction classification • Reagents and conditions • Structural equations Duration: 1-2 lessons and/or independent study Links Please see also: organic synthesis - aromatic https://www.tes.com/teaching-resource/organic-synthesis-aromatic-12200558 AS organic synthesis https://www.tes.com/teaching-resource/as-organic-synthesis-12254256

Includes a fully interactive PowerPoint quiz on writing the formulae of ions and compounds! This complete lesson is ideal for classroom or home learning. It features a 32 slide interactive PowerPoint including starter, group activities, questions and plenary along with an 8 page worksheet and a lesson plan. 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 1 – Atoms and reactions 2.1.2 Compounds, formulae and equations Please review! Content covered: • 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 Duration: one lesson Links Previous lesson: Topic 3: Atomic masses https://www.tes.com/teaching-resource/atomic-masses-ocr-as-chemistry-12183618 Next lesson: Topic 5: Amount of substance and the mole https://www.tes.com/teaching-resource/amount-and-moles-ocr-as-chemistry-12190652 Bundle covering the whole of the OCR A level chemistry specification sections 2.1.1 and 2.1.2. (topics 1-4) https://www.tes.com/teaching-resource/atomic-masses-formulae-and-equations-ocr-as-chemistry-12348685

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

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

This complete year 12 lesson on experimental determination of enthalpy changes covers part of OCR section 3.2.1 (Enthalpy changes). It includes the energetics topics: calorimetry, associated errors, and calculations involving q = mc∆T . It features a 36 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 quiz. A 12 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: • 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 Duration: 1 lesson Please review! Links Previous topic: Topic 25 – Enthalpy changes (free resource) https://www.tes.com/teaching-resource/enthalpy-changes-ocr-as-chemistry-12509439 Next topic: Topic 27 – Bond enthalpies https://www.tes.com/teaching-resource/resource-12595300 Free resource - standard form, decimal places and significant figures https://www.tes.com/teaching-resource/resource-12405507

This complete lesson on electron configuration, shells, sub-shells and orbitals is ideal for classroom and home learning. It features a 46 slide interactive PowerPoint including starter, animated slides, learning checks and plenary along with a 15 page worksheet and a lesson plan. 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 2.2.1 Electron structure Please review! Content covered: • 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 Duration: 1 lesson Links Previous lesson: Topic 13 – Redox https://www.tes.com/teaching-resource/redox-ocr-as-chemistry-12409890 Next lesson: Topic 15 – Ionic bonding https://www.tes.com/teaching-resource/resource-12598361

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 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

Unique package of interactive PowerPoint and paper based activities that can be used for independent work or in the classroom. This resource covers A2 organic aromatic synthetic routes through a 12 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. Extra information is provided on tests for functional groups and topics such as activated benzene rings. Also included are a blank chart of the synthetic routes for printing (preferably A3 size), together with a blank table for practicing types of reaction and reagents and conditions. Full answers are provided. This resourced was produced primarily for OCR A level chemistry but would be useful for other boards as well. It relates particularly to the following sections: Module 6 – Organic chemistry and analysis Part 2 – Nitrogen compounds, polymers and synthesis 6.2.5 Organic synthesis Please review! Content covered • A2 aromatic synthetic routes • Reaction classification • Reagents and conditions • Structural equations • Animated mechanisms • Key definitions • Activated benzene rings • Tests for functional groups Duration: 1-2 lessons or independent study Links Please see also: organic synthesis - aliphatic https://www.tes.com/teaching-resource/organic-synthesis-aliphatic-12199467 AS organic synthesis https://www.tes.com/teaching-resource/as-organic-synthesis-12254256

This complete year 12 resource (1-2 lessons) on moles and concentrations of solutions is ideal for classroom or home learning and includes concentration, mass concentration, standard solutions and dilution. It features a 71 slide interactive PowerPoint that aims to illustrate the concepts in a visual and systematic way and includes a starter, learning checks, clearly explained example calculations, and a plenary. A 19 page worksheet 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 1 – Atoms and reactions 2.1.3 – Amount of substance Content covered: • 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 Duration: 1-2 lessons Please review! Links Previous lesson: Topic 7 - Moles and gas volumes https://www.tes.com/teaching-resource/moles-and-gas-volumes-ocr-as-chemistry-12336053 Next lesson: Topic 9 - Moles and reactions https://www.tes.com/teaching-resource/moles-and-reactions-ocr-as-chemistry-12404411 Free resource - standard form, decimal places and significant figures https://www.tes.com/teaching-resource/standard-form-decimal-places-and-significant-figures-a-level-chemistry-12405507

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