The reaction that occurs all the anode when CuSO4(aq) is electrolyzed using carbon electrode is

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Chemistry WAEC 2014

The reaction that occurs all the anode when CuSO4(aq) is electrolyzed using carbon electrode is

  • 2H - (aq) + 2e โ†’ H 2(g)
  • Cu2+ (aq) + 2e โ†’ Cu (s)
  • 4OH (aq) -4e โ†’ 2H2O(l) + O2 (g) checkmark
  • SO4(aq)2 -2e โ†’ SO 2(g) + O2(g)

The correct answer is: C

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