WAEC - Physics (2024 - No. 29)
The depolarizing agent in a Leclanché cell is
powdered carbon.
manganese (IV) oxide.
carbon rod.
ammonium.
解释
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.