Potassium hydroxide electrolyte is used in a nickel cadmium cell.
The nickel–cadmium battery is a rechargeable battery with electrodes made of nickel oxide hydroxide and metallic cadmium.
Components of Ni-Cd cell
A fully charged Ni-Cd cell comprises the following components
- Nickel(III) oxide-hydroxide positive electrode plate
- Cadmium negative electrode plate
- Alkaline electrolyte like potassium hydroxide