Zn (s) + CuSO 4(aq) → ZnSO 4(aq) + Cu (s) In the reaction above,…

Chemistry JAMB 2014

Zn (s) + CuSO 4(aq) → ZnSO 4(aq) + Cu (s)
In the reaction above, the oxidation number of the reducing agent changes from

  • 0 to + 4
  • 0 to + 2 checkmark
  • + 1 to + 2
  • + 1 to + 3

The correct answer is: B

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