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Chemistry Electrochemistry General Single Correct MCQ
Published on: August 14, 2026

A galvanic cell is composed of two hydrogen electrodes, one of which is a standard one. In which of the following solutions should the other electrode be immersed to get maximum emf ?

A
0.1 M HCl
B
0.1 M CH3COOH
C
0.1 M H3PO4
D
0.1 M H2SO4

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Text Solution

Verified by Experts
The correct answer is:
B

For Ecell to be +ve and maximum or

Give

C1 should be the minimum conc. of H+.

∴ is the right answer.

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