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Action of Water on Calcium Carbide

During the ma...

Question

During the manufacture of Chlorine by the electrolysis of brine, the by-products are :

A

H_{2}

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B

NaOH

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C

N a C l + H_{2}

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D

NaCl

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Solution

The correct options are
A NaOH
D $H_{2}$
In the electrolysis of brine ( $N a C l$ ), chlorine is obtained at anode and $H_{2}$ is obtained at cathode.
$2 N a C l + 2 H_{2} O \to C l_{2} + H_{2} + 2 N a O H$

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