Apparatus to demonstrate the electrolysis of water, c 1820.

Richardson, Claire

 
Apparatus to demonstrate the electrolysis of water, c 1820.
4 0 c m
 
34cm
actual image size: 26cm x 32cm

Description

This electolytic apparatus dates from around 1820 and is similar to that used by Sir Humphry Davy to demonstrate the electrolysis of water at the Royal Institution. The experiment showed that hydrogen and oxygen were produced in the decomposition of water.

© Science Museum / Science & Society Picture Library

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