The reaction at cathode... |JEE Main 2024

JEE MAIN 2024

05-04-24 S1

Question

The reaction at cathode in the cells commonly used in clocks involves.

Select the correct option:

reduction of Mn from +4 to +3

oxidation of Mn from +3 to +4

reduction of Mn from +7 to +2

oxidation of Mn from +2 to +7

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

In the cathode reaction manganese (Mn) is reduced from the +4 oxidation state to the +3 state.

Question Tags

JEE Main

Chemistry

Easy

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