Question

Describe the industrial preparation of hydrogen by the electrolysis of water.

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Answer 1

Answer:

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When an electrolyte(acid, base or a salt) is added to water, it conducts electricity. When electric current is passed, water dissociates into positive and negative ions. Hydrogen is collected at cathode and oxygen at anode. ... Hydrogen gas obtained by the electrolysis of water is 100% pure.

Answer 2

Answer:

When an electrolyte(acid, base or a salt) is added to water, it conducts electricity. When electric current is passed, water dissociates into positive and negative ions. Hydrogen is collected at cathode and oxygen at anode.

Hydrogen gas obtained by the electrolysis of water is 100% pure.

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