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A dilute aqueous solution of Na(2)SO(4) ...

A dilute aqueous solution of `Na_(2)SO_(4)` is electrolyzed using platinum electrodes. The products at the anode and cathode are :

A

`O_2 ,H_2`

B

`S_2O_8^(2-),Na`

C

`O_2,Na`

D

`S_2O_8^(2-),H_2`

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The correct Answer is:
A
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