MHT CET Chemistry question

In the manufacture of NaOH by the electrolysis of NaCl solution, the cathode and anode are separated using a diaphragm because

(A)It prevents the reaction between and formedCorrect
(B)It prevents the mixing of NaOH and NaCl
(C)It prevents the reaction between Na and .
(D)it increases the yield of NaOH

Answer: (A)

Solution

The porous diaphragm keeps the liberated at the cathode apart from the liberated at the anode, which would otherwise react explosively to give HCl; it does not

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Question ID VK-067174