1.

During discharge of Dry cell , the gas liberated at the cathode is :A. `H_(2)`B. `O_(2)`C. `Cl_(2)`D. `N_(2)`

Answer» Correct Answer - A
In dry cell , reduction take place at C cathode as -
` 2NH_(4)^(+) + 2e^(-) to 2 NH_(3) + H_(2)`


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