The process in which the substances undergo decomposition by absorption of electrical energy is called ___________.

photolysis

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electrolysis

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thermolysis

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catalysis

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Solution

The correct option is B electrolysis
Electrolysis is the process in which the substances undergoes decomposition by passage of electricity.
During this process, chemical reaction occurs by absorbing electrical enery.
For example, solutions of $NaCl$ , ${CuSO}_{4}$ undergo the chemical change when the electricity is passed through them.

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(a) The process of a liquid changing into a solid is called_______________

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