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Among Na, Hg, S, Pt and graphite, which ...

Among `Na, Hg, S, Pt` and graphite, which can be used as electrodes in electrolystic cells having aqueous solutions?

A

Na, Pt and graphite

B

Na and Hg

C

Pt and graphite

D

Na and S

Text Solution

Verified by Experts

The correct Answer is:
C
Hg, Pt and graphite are inert to water so can be used in aqueous solution.
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