🛠️ JEE🧪 Chemistry

The reaction at cathode in the cells commonly used in clocks involves [JEE Main 2024, 05 Apr (Shift 1)]

Q1

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

[JEE Main 2024, 05 Apr (Shift 1)]

a

oxidation of Mn from +3 to +4

b

reduction of Mn from +7 to +2

c

oxidation of Mn from +2 to +7

d

reduction of Mn from +4 to +3

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