Oxidation & Reduction
Revise Oxidation & Reduction in Chemical Changes for GCSE Chemistry with 20 exam-style questions and 20 flashcards. This topic appears regularly enough that it should be part of a solid GCSE revision cycle.
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The Electron Trade
OIL RIG — The Golden Rule
Deep Dive: Understanding Redox
How It Works: Electron Transfer in Redox
Higher Tier: Half Equations
How to Identify What's Oxidised and Reduced
Key Definitions
Key Facts: Redox Reactions in Context
Common Misconceptions
Memory Aids
Exam Focus
Exam Tips for Oxidation and Reduction
Worked Model Answer
Knowledge Organiser: Oxidation and Reduction (Redox)
Sample Flashcards
Exam questions for Oxidation & Reduction
What does OIL stand for in the mnemonic OIL RIG?
In the reaction Mg + CuSO₄ → MgSO₄ + Cu, identify which species is oxidised and which is reduced. (2 marks)
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