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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
September 30, 2021
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J.J thomson (15 mars 1856 – 15 mars 1940)

Description:

He discovered that atoms are made up of even smaller things (subatomic particles) he called these electrons wich are 1000x smaller then atoms.

Ajouté au bande de temps:

24 oct. 2017
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history of atomic theory

Date:

15 mars 1856
15 mars 1940
~ 84 years
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