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OCR GCSE Chemistry A · J248

OCR GCSE Chemistry A Paper 4 (Higher)

Length: 1 hour 45 minutes
Marks: 90
Weighting: 50% of the GCSE

From the OCR specification (opens in a new tab), Version 3.6 (September 2024), PDF page 11.

4 sections · 117 revision notes · 7 past papers

Foundation tier students sit Paper 2 (Foundation) instead, on the same topics.

What’s on Paper 4 (Higher)

Topic C4 Predicting and identifying reactions and products

Predicting chemical reactions · Identifying the products of chemical reactionsAlso on Paper 2 (Foundation)15 notes

C4.1 Predicting chemical reactions

CM4.1i Quantitative Arithmetic Free

Paper 4 (Higher) past papers

June 2024 04 (Higher)
Question paper Mark scheme

C4.1a

Group Properties

Pro

C4.1b Group Trends Pro

C4.1c Transition Metals Pro

C4.1d Predicting Reactivity Pro

C4.1e Metal Reactivity Pro

C4.1f Reactivity Series Pro

C4.2 Identifying the products of chemical reactions

Predicting and identifying reactions and products overview

Topic C5 Monitoring and controlling chemical reactions

Monitoring chemical reactions · Controlling reactions · EquilibriaAlso on Paper 2 (Foundation)37 notes

Topic C6 Global challenges

Improving processes and products · Organic chemistry · Interpreting and interacting with earth systemsAlso on Paper 2 (Foundation)50 notes

C6.1 Improving processes and products

C6.2 Organic chemistry

C6.3 Interpreting and interacting with earth systems

Global challenges overview

Topic C7 Practical skills

Practical Activity GroupsOn every paper15 notes

PAGs Practical Activity Groups

PAG 1 Reactivity Trend Practical Free
PAG 2 Electrolysis Practical 3 notes
PAG 3 Separation Techniques Practical Pro
PAG 4 Distillation Practical Pro
PAG 5 Identification of Species Practical 3 notes
PAG 6 Titration Practical 3 notes
PAG 7 Production of Salts Practical 2 notes
- General Separation and Purification Techniques Pro
- Practical Procedure: Producing a Pure, Dry Sample of a Salt Pro
PAG 8 Measuring Rates of Reaction Practical Pro

Practical skills overview

June 2023 04 (Higher)
Question paper Mark scheme Insert 1 Insert 2

All OCR GCSE Chemistry A past papers

CM5.2iii

Gradients as Rate

Pro

CM5.2iv Proportionality in Rates Pro

C5.2a Determining Reaction Rates Pro

C5.2b Interpreting Rate Graphs Pro

C5.2c Factors Affecting Rate Pro

C5.2d Collision Theory Pro

C5.2e Surface Area Effects Pro

C5.2f Catalysts Characteristics Pro

C5.2g Identifying Catalysts Pro

C5.2h Catalysis and Activation Energy Pro

C5.2i Enzymes Pro

Gradients as Rate

Pro

CM5.3iv Proportionality in Rates Pro

C5.3a Reversible Reactions Pro

C5.3b Dynamic Equilibrium Pro

C5.3c Le Chatelier’s Principle Pro

Drawing Organic Structures

Pro

C6.2c Predicting Organic Reactions Pro

C6.2d Addition Polymerisation Pro

C6.2e Condensation Polymerisation Pro

C6.2f Polymerisation Techniques Pro

C6.2g Deducing Polymer Structures Pro

C6.2h Natural Polymers Pro

C6.2i Functional Group Generality Pro

C6.2j Crude Oil Separation Pro

C6.2k Distillation Mechanisms Pro

C6.2l Alkane Series Pro

C6.2m Crude Oil Importance Pro

C6.2n Hydrocarbons Dependency Pro

C6.2o Cracking Pro

C6.2p Chemical Cells Pro

C6.2q Fuel Cell Evaluation Pro

C6.3a

Atmospheric Formation

Pro

C6.3b Oxygen Development Pro

C6.3c The Greenhouse Effect Pro

C6.3d Anthropogenic Climate Change Pro

C6.3e Climate Change Effects Pro

C6.3f Atmospheric Pollutants Pro

C6.3g Water Potability Pro

OCR GCSE Chemistry A Paper 4 (Higher)

What’s on Paper 4 (Higher)

Topic C4 Predicting and identifying reactions and products

C4.1 Predicting chemical reactions

Paper 4 (Higher) past papers

C4.2 Identifying the products of chemical reactions

Topic C5 Monitoring and controlling chemical reactions

C5.1 Monitoring chemical reactions

C5.2 Controlling reactions

C5.3 Equilibria

Topic C6 Global challenges

C6.1 Improving processes and products

C6.2 Organic chemistry

C6.3 Interpreting and interacting with earth systems

Topic C7 Practical skills

PAGs Practical Activity Groups

What’s on Paper 4 (Higher)

Topic C4 Predicting and identifying reactions and products

C4.1 Predicting chemical reactions

Paper 4 (Higher) past papers

2024 papers

C4.2 Identifying the products of chemical reactions

Topic C5 Monitoring and controlling chemical reactions

C5.1 Monitoring chemical reactions

C5.2 Controlling reactions

C5.3 Equilibria

Topic C6 Global challenges

C6.1 Improving processes and products

C6.2 Organic chemistry

C6.3 Interpreting and interacting with earth systems

Topic C7 Practical skills

PAGs Practical Activity Groups

2023 papers

2022 papers

2021 papers

2020 papers

2019 papers

2018 papers