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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
August 1, 2025
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28 juin 1922 - Niels Bohr - Bohr Atomic Model (1922)

Description:

Bohr's model of an atom consisted of a small, positively charged nucleus surrounded by electrons in orbit. He was the first to discover this orbital motion of electrons as well as the fact that the number of valence electrons an element has determines its properties.

Ajouté au bande de temps:

Date:

28 juin 1922
Maintenaint
~ Il y a 103 ans