For Zn + Cu²⁺ → Zn²⁺ + Cu, the oxidation half-reaction is
- Acheck_circle
Zn → Zn²⁺ + 2e⁻
- B
Cu²⁺ + 2e⁻ → Cu
- C
Zn²⁺ → Zn
- D
Cu → Cu²⁺
Explanation
Zn loses electrons (oxidation). Cu²⁺ gains electrons (reduction).
Oxidation-Reduction Reactions
AP Chemistry· difficulty 3/5
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