Give reasons for the following :
In the preparation of hydrogen by electrolysis of water - then distilled water used is acidified.

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Solution

During electrolysis of acidified water the ions in the water increases the conductivity of water due to which t the decomposition of water starts. The acid generates H+ ions and OH- ions with hydrogen getting formed at the cathode on reaction of H+ ions.

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Give reasons for the following :In the preparation of hydrogen by electrolysis of water - then distilled water used is acidified.

During electrolysis of acidified water the ions in the water increases the conductivity of water due to which t the decomposition of water starts. The acid generates H+ ions and OH- ions with hydrogen getting formed at the cathode on reaction of H+ ions.

Give reasons for the following :
In the preparation of hydrogen by electrolysis of water - then distilled water used is acidified.