Which of the following half reactions is MOST LIKELY TO OCCUR at the cathode of an electrolytic cell containing aqueous NaCl? You may use the table of reduction potentials. Cl(aq) + € → C12-(aq) 2 H2O(l) + 2 e → H2(g) + 2 OH(aq) Na (aq) + e + Na(s) Cl2(g) + 2 e → 2 C1 (aq) Na(s) + e + Na (aq)