Oxidation and reduction
What Oxidation and reduction means in Combined Science GCSE, as defined for AQA.
Definitions of Oxidation and reduction
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Reference: AQA
Oxidation is the loss of electrons and occurs at the anode, while reduction is the gain of electrons and occurs at the cathode.
Oxidation involves the loss of electrons at the anode, while reduction involves the gain of electrons at the cathode.
Topics that use Oxidation and reduction
Related terms
- Anode
- Conservation of charge and mass
- Electrolysis
- Half equation
- Half equations
- Half equations and balancing
- Hydroxide ions
- Oxidation
Using Oxidation and reduction in the exam
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