Consider the following substances. (i) Na (ii) Hg (iii) S …

Chemistry Electrochemistry All Topic Question for Revision Test Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 14, 2026

Consider the following substances.

(i) Na (ii) Hg
(iii) S (iv) Pt

(v) Graphite

How many of them can be used as electrodes in electrolytic cells having aqueous solutions? .

Text Solution

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The correct answer is:

Among the given substances, only inert electrode, i.e. (iv) and (v) can be used as electrodes in electrolytic cells having aqueous solutions.

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