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  4. On carrying out electrolysis of acidified water,the volume of hydrogen liberated at S.T.P. is 22.4 L. The volume of oxygen liberated under similar conditions is

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Q. On carrying out electrolysis of acidified water,the volume of hydrogen liberated at S.T.P. is $22.4 \,L$. The volume of oxygen liberated under similar conditions is

Electrochemistry

Solution:

$2H_2O \rightarrow 2H_2 +O_2$, the volume of $O_2$ is half of that of $H_2$ i.e., $11.2$