The passage of current through a solution of certain electrolyte results in the evolution of `H_2`(g) at cathode and `Cl_2`(g) at anode. The electrolytic solution is :

Options

A. water
B. `H_(2)SO_(4)`
C. Aqueous NaCl
D. Aqueous `CuCl_(3)`

Answer

C

Explanation

Aqueous NaCl undergoes electrolysis and liberates `H_(2)` at cathode and chlorine at anode.