Q2 of 44 Page 85

Write Faraday’s laws of electrolysis.

On passing the electric current through electrolytic solution, negative charge moves towards positive terminal and positive ions towards negative terminal. This process of separating the ions is called electrolysis.

Faraday’s First Law – The mass of substance (metal) deposited at cathode on passing electric current through electrolytic solution is proportional to charge passing through it, M Q


Faraday’s Second Law – For a given amount of current passed, the masses of different elements deposited on cathode is proportional to their chemical equivalent (e).


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