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In electrolysis of dilute H(2)SO(4) what...

In electrolysis of dilute `H_(2)SO_(4)` what is liberated at anode?

A

`H_2`

B

`SO_4^(2-)`

C

`SO_2`

D

`O_2`

Text Solution

Verified by Experts

The correct Answer is:
D
In the electrolysis of dilute `H_2SO_4 , O_2` is liberated at anode and `H_2` at cathode.
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Statement-1: During electrolysis of H_(2)SO_(4),H_(2) and O_(2) are liberated under normal concentrations and H_(2)S_(2)O_(8) at higher concentrations and lower temperature. Statement-2: Liberation of H_(2) and O_(2) at elecrode requires some potential drop known as overvoltage.

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