Electric Cell

Purpose

To demonstrate how an electric cell is formed.
 

Equipment

Electric cell kit with sample materials, projection voltmeter.

 

Setup Time

5 min.

Images

k5-14

Description

A container is filled with a dilute solution of HCl, and various pairs of electrodes can be inserted into the electrolyte solution. The voltage is measured using the lecture meter. A standard electrode pair is copper and zinc. 
 

References

S. Mascarenhas, F. Gambirasio, and Y. Mascarenhas, CO2 Electrostatic Generator, AJP 26, 563-566 (1958).