The reaction that takes place at the cathode when an aqueous solution of NaCI is electrolysed using carbon electrodes is

  • A 2H+2(g) + 2e- → H2(g)
  • B Na+2(g) + e- → Na(s)
  • C 4OH- → 2H2O(l) + O2(g) +4e-
  • D 2CI- → CI2(g) + 2e-
waec 2004chemistry

The correct answer is A. 2H+2(g) + 2e- → H2(g)

No explanation given
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