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Industrial Preparation of Ammonia

in electrolys...

Question

in electrolysis of water why is hydrogendouble the oxygen.
why is hydrogen collected in the cathode why not in anode

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Solution

Hydrogen is monovalent as compared oxygen which is divalent therefore in order to balance the equation, hydrogen become double of oxygen.
On electrolysis, Hydrogen is released as H⁺ ion which is attracted towards opposite charged
Cathode and get reduced.

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