GCSE OCR Chemistry A (Gateway) · Topic 3
Chemical Reactions
In short
Topic 3: Chemical Reactions in GCSE OCR Chemistry A (Gateway) covers 4 topics: Introducing Chemical Reactions, Energetics, Types of Chemical Reactions and Electrolysis. Each one below lists the key points to revise.
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What is in Topic 3: Chemical Reactions?
Topic 3: Chemical Reactions
Introducing Chemical Reactions
- Formulae and equations
- Moles
- Conservation of mass
Energetics
- Exothermic and endothermic reactions
- Bond energies
Types of Chemical Reactions
- Redox reactions
- Acids and alkalis
Electrolysis
- Electrolysis of molten and aqueous substances
Chemical Reactions: common questions
What is in Topic 3: Chemical Reactions?
It covers 4 topics: Introducing Chemical Reactions; Energetics; Types of Chemical Reactions; Electrolysis.
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