1.

The reactions that occurs at the cathode of a common dry cell is

Answer»

`2ZnO_(2)+Mn^(2+)+2e^(-)rarrMnZn_(2)O_(4)`
`MnrarrMn^(2+)+2e^(-)`
`2MnO_(2)+Zn^(2+)+2e^(-)rarrZnMn_(2)O_(4)`
`ZnrarrZSn^(2+)+2e^(-)`

Answer :C


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