1.

The reaction at cathode during the electrolysis of aqueous solution of NaCI in Nelson cell is :

Answer»

`2CI^-rarrCI_2 + 2E`
`2H^+ +2e rarrH_2`
`2OH^- rarrH_2+O_2+2e`
`NA^+ +erarrNa`

ANSWER :B


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