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Question
Divide the following reactions into oxidation and reduction half-reaction:
Zn + Pb2+→ Pb + Zn 2+
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Solution
Zn + Pb2+ → Pb + Zn 2+
Zn → Zn 2+ + 2 e- ---- Oxidation
Pb2+ + 2 e → Pb ---- Reduction
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