1.

During electrolysis of NaOH

Answer»

`H_(2)` is liberarted at cathode
`O_(2)` is liberated at cathode
`H_(2)` is liberated at ANODE
`O_(2)`is liberatedat anode.

SOLUTION :During ELECTROLYSIS of NaOH (molten), `O_(2)` is liberated at anode.
`4OH^(-)rarr2H_(2)O+O_(2)+4e^(-)`


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