Question

A major source of chlorine gas, , is from the electrolysis of brine, which is concentrated salt water, Which of the following is the balanced chemical reaction for this electrolysis reaction?
A) NaCl (aq) + H2O -> NaOH (aq) + (g) + (g)
B) 2 NaCl (aq) + O -> O (aq) + 2 HCl (aq)
C) 2 NaCl (aq) + 2 O -> 2 Na (s) + O2 (g) + 2 (g) + (g)
D) 2 NaCl (aq) + O -> 2 NaH (aq) + O- (aq)

Answer

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