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ATDewar's Shop

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I have a variety of resources covering AQA GCSE Science as well as OCR A level Biology, Chemistry and Physics. There are also some PD resources and whole school assemblies.

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I have a variety of resources covering AQA GCSE Science as well as OCR A level Biology, Chemistry and Physics. There are also some PD resources and whole school assemblies.
OCR Chemistry Enthalpy and Entropy
atdewaratdewar

OCR Chemistry Enthalpy and Entropy

4 Resources
A bundle of four lessons that coves section 5.2.1 and 5.2.2 of the OCR specification- enthalpy, entropy and born Haber cycles The lessons cover: Lattice enthalpy Enthalpy cycles Related calculations Enthalpy and entropy Free energy All answers provided I aim to reduce photocopying so all resources are in the PPT
AQA chemistry paper 2  revision
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AQA chemistry paper 2 revision

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A complete lesson covering AQA trilogy and chemistry GCSE paper 2. It includes: Rates Equilibria Hydrocarbons Atmosphere Using resources chromatography RPA Rates RPA Gas tests Includes a variety of activities including multiple choice and exam questions Includes the 2022 version and an updated version for 2023 All answers provided
AQA trilogy rates of reaction revision
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AQA trilogy rates of reaction revision

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A complete lesson revising section 5.6 of the AQA trilogy GCSE specification- rates of reaction and equilibrium. The lesson covers a range of retrieval activities including activation energy, the role of catalysts and calculating Mr. The lesson also includes lost of exam practice including questions on the required practicals from rates and examples of the 6 mark style longer answer question. All answers included
OCR Chemistry Entropy and Free energy
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OCR Chemistry Entropy and Free energy

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This is a complete lesson covering points 5.2.2 a-f of the OCR Chemistry specification- Entropy and free energy The less starts by introducing the concept of entropy and the effect that changing state, dissolving and producing a gas have on the value. It then looks at calculating entropy changes.It the looks at Gibbs free energy and how this can be calculated including the difference between endothermic and exothermic reactions. The lesson follows an explicit instruction model with lots of opportunities for i do, we do, you do All answers included I am to reduce photocopying so all activities are within the PPT (30 slides in total)
OCR Chemistry fuel cells and storage cells
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OCR Chemistry fuel cells and storage cells

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This is a complete lesson covering sections 5.2.3 J and K of the OCR Chemistry specification- Fuel cells. The lesson starts be recapping some electrode potential calculations and a method for measuring those potentials. It then introduces cells and discusses the difference between primary and secondary cells along with associated calculations. The lesson then focuses on fuel cells including the difference between an alkaline and an acid fuel cell The lesson includes a starter, full notes, various student led activities and a differentiated summary at the end. All answers are included. I actively try to reduce photocopying, so all of the lesson resources are within the PowerPoint rather than as extra sheets.
OCR Chemistry redox reactions + titrations
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OCR Chemistry redox reactions + titrations

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A complete lesson covering section 5.2.3 a- e of the OCR Chemistry specification - redox reactions and carrying out redox titrations. The lesson opens with a reminder of oxidation numbers from year 12. It then looks at reducing and oxidising agents using an example to reinforce the idea. The lesson then moves onto how half equations can be used to construct overall equations for reactions, again with students led practice. It then looks at using oxidation numbers to complete equations, including when some species are missing from the equation (such as water) . The final part of the lesson looks at redox titrations including both how to carry them out as well as various examples of calculation including calculating purity and using it to work out water of crystalisation. The lesson includes worked examples and student independent practice. I aim to reduce copying so all activities are within the PowerPoint- 36 slides in total
OCR Chemistry Module 5 Rates of reaction
atdewaratdewar

OCR Chemistry Module 5 Rates of reaction

5 Resources
A bundle of 5 lessons covering section 5.1.1 of the OCR A level chemistry specification- How fast? It covers: The order of reactants The rate constant concentration time graphs rate time graphs Th rate determining step The effect of temperature on rate constants The Arrhenius equation Two opportunities to complete PAGs Each lesson includes a starter, full notes, various student activities and a differentiated summary at the end
OCR Chemistry The rate determining step
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OCR Chemistry The rate determining step

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A full lesson covering section 5.1.1 i of the OCR a level chemistry specification- the rate determining step. It covers how to analyse results to calculate the order of reactants and how to use this to work our reaction mechanisms. There are worked examples allowing for a ‘I do- we do-you do’ style of delivery. The lesson includes a starter, full notes, worked examples, student activities and a differentiated summary at the end All answers included
OCR Electrons, bonding and structure
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OCR Electrons, bonding and structure

10 Resources
A set of 10 lessons to cover all the content from section 2.2 of the OCR A level Chemistry specification. It covers electron structure, ionic boning and properties, covalent bonding and properties, molecular shape, polarity and intermolecular forces. Each lesson includes a starter, full note, various student activities and a differentiated summary at the end Some lessons include practical work with full teacher and technician notes All answers are included Some slides have additional guidance notes to support delivery / understanding of the concepts and activities
AQA C3 calculating reacting masses
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AQA C3 calculating reacting masses

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A complete lesson taking students through the calculations for reacting masses Suitable for trilogy and separate chemistry It starts with practice of moles and molar calculations. It then demonstrates the idea of ratios using recipes for making cakes. There are then some worked examples for the whole class to do together plus some individual practice. The lesson closes with more students practice and then com exam questions. Updated 23/11/20 as my class requested more worked examples to do as a class All answers included
OCR A  level Chemistry  revision plan
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OCR A level Chemistry revision plan

(1)
A PDF covering an 11 week revision plan covering all the topics in the OCR A Chemistry A level specification. Each week includes a blank mind map, a PLC for the specification points covered and exam questions. Each week there is either a retrieval quiz or a revision place mat to complete. The topics covered are: Reaction mechanisms 1 Rates and equilibria Foundations in chemistry pH and buffers Organic compounds Periodicity Reaction mechanisms 2 Enthalpy and energy Redox reactions, electrochemical cells and transition metals Synthesis Analysis Includes some resources that have been adapted from other free resources on TES
OCR A level chemistry Electron configuration
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OCR A level chemistry Electron configuration

(1)
This is the first lesson in OCR Electron structure and Bonding. This is a full lesson covering all the OCR specification points in section 2.2.1. This lesson covers electron shells, sub orbitals, electron spin, electron structure, forming ions and the three ways of demonstrating the arrangement of electrons in atoms and ions. It includes a starter, comprehensive notes, a variety of activities and summary questions and has differentiated questions Includes all answers Many slides have additional teacher notes to support delivery with suggestions about how to explain phenomena to students. This is a free sample- other lessons are available in my shop
Complete AQA C3 revision
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Complete AQA C3 revision

4 Resources
A set of three lessons with accompanying summary sheet for the AQA C3 topic It covers molar calculations, concentration, reacting asses, titrations, gas calculations, atom economy and yield. Each lesson contains worked examples along with student practice and some exam questions
AQA chemistry 5.5 energy changes revision
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AQA chemistry 5.5 energy changes revision

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A complete lesson covering section 5.5.1 of the AQA trilogy GCSE specification- energy changes in reactions. It covers: Endothermic and exothermic reactions Calculating energy changes Energy changes RPA It includes a multiple choice section and lots of exam questions Answers provided
OCR Chemistry Kp and the gas equilibrium
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OCR Chemistry Kp and the gas equilibrium

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This is a complete lesson covering section 5.1.2 a-e of module 5 of the OCR Chemistry specification- The equilibrium constant Kp in gaseous equilibria. It remind students of the difference between homogeneous and heterogeneous equiliibria and how to calculate both mole fractions and partial pressues. It then demonstrates how to uses these figures to calculate Kp and it associated units. in a cross curricular link it also looks at oxygen transport and the role of equilibria with haemoglobin. The lesson includes a starter, full detailed notes, lots of student led activities and a differentiated summary at the end. All answers provided
OCR Chemistry CFCs and the ozone layer
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OCR Chemistry CFCs and the ozone layer

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A full lesson covering point 4.2.2e of the OCR A level Chemistry specification- the environmental issues caused by haloalkanes. It covers the development and use of organohalogens as well as the mechanisms by which CFCs cause damage to the ozone layer. It also includes the other chemicals that may damage the ozone layer and the chemicals that are being used as an alternative. The lesson includes a starter, full notes, various student activities and a fully differentiated summary at the end. All answers included.
OCR Chemistry enthalpy of solution
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OCR Chemistry enthalpy of solution

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A complete lesson covering section 5.2.1 c and d of the OCR Chemistry specification- enthalpies of solution. The lesson starts by covering the difference between the first and subsequent electron affinities. It then moves to showing how lattice enthalpies can be used to support calculating enthalpies of solution. It shows his these values can be calculated using practical means as well as theoretically. It closes by looking at the difference between exothermic and endothermic reactions. The lesson follows the explicit instruction model with opportunities for I do, we do and you do All answers are provided. I aim to reduce photocopying so all activities are within the PPT (35 slides in total)
OCR Chemistry electrode potentials
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OCR Chemistry electrode potentials

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A pair of lessons covering sections 5.2.3 f-i of the OCR Chemistry specification- electrode potentials The first lesson starts by looking at what half-cells are, how they are formed and the importance of salt bridges. It also covers how they can be used to measure standard electrode potentials. The lesson then covers half equations and using them to calculate the voltage of a electrochemical cell. The second lesson looks at the feasibility of reactions and how they can be predicted using half-cells. It also looks at the limitations of using electrode potentials to predict reactions Both lessons include lots of student independent work tasks and all answers are included I am to reduce photocopying so all activties are in the PPTs (30 slides and 25 slides each)
OCR Chemistry PAG 10 + Rate and concentration
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OCR Chemistry PAG 10 + Rate and concentration

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A full lesson covering section 5.1.1.g and h of the OCR Chemistry specification as well as PAG 10.1- the use of rate and concentration graphs especially in clock reactions. It covers what a rate coneration graph is and how they can be used to work out both the order of reactant and the value of k for reactions. It introduces clock reactions and the method and analysis for PAG 10.1 The lesson includes a starter, full notes, student activities and a differentiated summary at the end. All answers included
AQA science Hydrocarbons revision
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AQA science Hydrocarbons revision

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A complete lesson revising section 5.7.1 of the AQA trilogy science course- hydrocarbons and fuels and feedstock. It covers: Hydrocarbons Formation of fossil fuels Alkanes Properties of hydrocarbons Fractional distillation Cracking Combustion All activities within the PPT. Includes lots of retrieval activities and exam questions All answers provided