A) Hg, Pt and graphite
B) Na, S and Hg
C) Pt and graphite only
D) Na and S only
Correct Answer: A
Solution :
Hg (mercury), Pt and graphite can be used as electrodes in the electrolytic cell having aqueous solution as they are inert towards water. Sodium and sulphur react with water, hence, cannot be used.You need to login to perform this action.
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