The reaction taking place at the anode when a dilute aqueous solution of `CuSO_(4)` is electrolysed using inert Pt electrodes.
The reaction taking place at the anode when a dilute aqueous solution of `CuSO_(4)` is electrolysed using inert Pt electrodes.
A. `Cu to Cu^(2+) + 2 e^(-)`
B. `2 SO_(4)^(2-) + 2 H_(2)O to 2 H_(2) SO_(4) + O_(2) + 4e^(-)`
C. ` 2 H_(2) O to O_(2) + 4 H^(+) + 4 e^(-)`
D. `SO_(4)^(2-) to SO_(2) + O_(2) + 2 e^(-)`
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Correct Answer - C
At anode (made of Pt) , `H_(2)O` is oxidized more easily than `SO_(4)^(2-)` ions .
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