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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.
AQA C2 revision- ionic and metallic bonding
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AQA C2 revision- ionic and metallic bonding

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PowerPoint recapping the main information for ionic and metallic bonding along with summary questions in the PPT with answers Includes starter activity with answers Also attached are a series of exam questions with answers. these are predominantly aimed at the 4/5 borderline
AQA Chemistry bond energy calculations
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AQA Chemistry bond energy calculations

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A complete lesson covering how to calculate bond energies. This lesson would support both the trilogy GCSE and the separate Chemistry course. The lesson starts with a retrieval starter covering a variety of topics form molecules 1-4 with answers It then recaps endo and exothermic reactions with examples including a video It then covers what is meant by a bond energy using a variety of examples. Students then work through some examples The lesson then moves onto calculating overall energy changes in reactions before going through some examples. There are then some independent examples for students to work through with answers The lesson finishes with some exam question examples All resources provided
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
OCR Chemistry Organic synthesis 2 PAG 5.4
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OCR Chemistry Organic synthesis 2 PAG 5.4

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This is a full lesson covering section 4.2.2a and PAG5.4 of the OCR A level chemistry specification. It covers the quick fit apparatus and the methods for distillation and using a separation funnel. It is based PAG 5.4. and includes follow up questions. This is the second of a series of lessons covering section 4.2.2a and PAG5 The lesson includes a starter, full notes, various student activities and a fully differentiated summary at the end . It also includes a sheet for students to complete their own risk assessments prior to the lesson. All answers included Please see my shop for further resources
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)
AQA C3 revision part one-  Mr, moles, reacting masses and concentration
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AQA C3 revision part one- Mr, moles, reacting masses and concentration

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A revision Powerpoint for AQA C3 quantitative chemistry Contains guidance, worked examples, students examples and answers for MR calculations, mole calculations, reacting masses and concentration calculations Designed to work with one of my other resources- a sheet summing up the different calculations found in C3
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 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 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 Born Haber cycles
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OCR Chemistry Born Haber cycles

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A complete lesson covering section 5.2.1 b and e of the OCR Chemistry specification- Born-Haber cycles. The lesson covers the construction of Born Haber cycles, building upon the study of Hess’ law from year 12. It follows the explicit instruction model of delivery with an introduction including full notes then opportunities for I do, we do and you. It includes several example questions along with exam questions. All answers provided The lesson includes a starter and a differentiated summary at the end I aim to reduce photocopying so all resources are in the PPT (27 slides in total)
AQA Chemistry C1 and C2 revision
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AQA Chemistry C1 and C2 revision

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A fully resourced lesson revising aspects of the AQA Chemistry topics C1 and C2 All contents is applicable to both the trilogy and separate science course Aspects covered include atomic structure, electron structure, ion formation and ionic bonding Also has a starter and a variety of exam questions. In total includes 8 student activities. Majority of activities have answers provided to allow self assessment.
OCR Properties of covalent compounds
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OCR Properties of covalent compounds

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A full lesson delivering section 2.2.2 n and o covering the properties of simple covalent molecules. Also covers some of the content on giant covalent structures from section 2.3.1. Includes a starter, full notes, a practical with teacher and technician notes, various activities and a differentiated summary activity at the end. All answers are included Some slides have additional information to support delivery of the activities included
AQA C3 Calculating percentage composition by mass
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AQA C3 Calculating percentage composition by mass

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A full lesson taking students through how to calculate percentage composition by mass. This is both from the GCSE Chemistry and Trilogy specifications Introduces percentage calculations using ball pit balls before explaining how it relates to chemistry. Several worked examples follow before easier then harder questions. All answers included. Starter and exam question plenary.
AQA C3 revision part two- titrations
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AQA C3 revision part two- titrations

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A revision Powerpoint taking students through how to do a titration along with worked examples of the accompanying calculations and the chance for students to practice themselves. Included are differentiated exam questions aimed at grade 4/5 and 7/8
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 TLC and gas chromatography
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OCR Chemistry TLC and gas chromatography

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A complete lesson covering section 6.2.5 a and b of the OCR chemistry specification- chemical analysis using thin layer chromatography and gas chromatography. The lesson starts by recapping some of the analytical techniques introduced in year 12. The lesson then moves on to TLC chromatography and how this can be used. This includes some exam questions and independent tasks The lesson then moves on to looking at gas chromatography again using lots of independent tasks to support understanding I am to reduce photocopying so all activities are in the PPT (37 slides in total)
AQA Trilogy C3  calculating concentration
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AQA Trilogy C3 calculating concentration

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A full lesson teaching students how to both calculate concentration from the mass and volume as well as calculating mass from volume and concentration. Covers all the specification points from the Triology C3 specification section 5.3.2.5 . Includes a starter, various student activities, full notes and all answers. Also shows how to convert between cm3 and dm3 in both directions
OCR Chemistry organic synthesis 3 synthetic routes
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OCR Chemistry organic synthesis 3 synthetic routes

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This is a full lesson covering section 4.2.2a and of the OCR A level chemistry specification. It covers synthetic routes and provides students with a summary diagram of all the reactions studied so far in the course. It also introduces analysing compounds with multiple functional groups as well as how reactions can be used to convert one functional group to another in multi-step procedures This is the third of a series of lessons covering section 4.2.2a and PAG5 The lesson includes a starter, full notes, various student activities and a fully differentiated summary at the end . All answers included Edited 21/03 to add extra exam question Please see my shop for further resources
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
AQA Atomic structure revision
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AQA Atomic structure revision

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A revision lesson covering sections 5.1.1 and 5.1.2 of the AQA trilogy science course- atomic structure and the periodic table. would also cover the GCSE Chemistry course. The lesson includes a variety of retrieval practice activities and exam questions. All slides animated- in some cases click the boxes to reveal the answer. The lesson includes: Properties of subatomic particles Atomic structure History of the atom uses of mass and proton numbers calculating relative atomic masses Electron configuration All answers included and all resources within the PowerPoint