Alkaline battery
part · 1959 · Digital age
A zinc–manganese cell with an alkaline electrolyte (Urry).
Principles and materials it uses
- Zinc — is made of. The anode is zinc.
- Electrolyte — is made of. The electrolyte is potassium hydroxide.
- Electrochemical reaction — uses. An electrochemical reaction.
Where it is used
- Electronic calculator — is part of. A calculator runs on a battery, sometimes on a tiny solar panel.
History: what it evolved from and what it influenced
- Dry cell — evolved from. An improved zinc–manganese cell.