The depolarizing agent in a Leclanché cell is
A
powdered carbon.
B
manganese (IV) oxide.
C
carbon rod.
D
ammonium.
Verified Correct Answer: B.
Physical Principles & Numerical Solution
The depolarizing agent in a Leclanché cell is manganese dioxide (MnO\(_2\)). This compound helps to reduce the polarization effect and improves the efficiency of the cell during operation.
Source: WAEC / JAMB / NECO Classroom Archive (Record #72062)