Chemistry · Redox Reactions
Identify the chemical transformation in which the absolute change in the oxidation state of the central metal atom is exactly five:
- 1C2O42− → 2CO2
- 2CrO42− → Cr3+
- 3MnO4− → Mn2+✓
- 4Cr2O72− → 2Cr3+
Correct answer
MnO4− → Mn2+
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