Combined Science GCSE
Oxidation and electron loss
What Oxidation and electron loss means in Combined Science GCSE, as defined for AQA.
Definition of Oxidation and electron loss
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Reference: AQA
When a metal reacts it is oxidised, written as M → Mⁿ⁺ + n e⁻, so the metal atom loses electrons as it forms its positive ion.
Topics that use Oxidation and electron loss
- The reactivity series (AQA GCSE)
Related terms
- Experimental comparison
- Experimental observation of metal reactions
- Ion formation
- Observation as evidence
- Ranking and ordering
- Reactivity series
- Displacement of hydrogen from dilute acids
- Displacement reactions
Using Oxidation and electron loss in the exam
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