When an electric current is passed through an aqueous solution of sodium chloride
When an electric current is passed through an aqueous solution of sodium chloride
A. `H_(2)` is evolved at the anode
B. Oxygen is evolved at the cathode
C. its pH progressively decreases
D. its pH progressively increases
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Correct Answer - D
During electrolysis of `NaCl (aq) , H^(+)` ions are discharged at cathode and the pH of solution increases due to decrease in `[H^(+)]` .
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