Water is decomposed into water and hydrogen by means of an electric current by the method of____________

Electrolysis

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Electroplating

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Electric heating

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None of the above

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Solution

The correct option is A Electrolysis
Electrolysis of water is the chemical reaction in which the decomposition of hydrogen and oxygen gases is carried by passing an electric current. The electrolysis of water is mainly carried out to yield pure hydrogen and oxygen gases.

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Splitting up of water molecule into hydrogen and oxygen, on passing electric current, is a ________ reaction.

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