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21 juill. 1913 - Danish scientist Niels Bohr proposed an improvement. In his model, he placed each electron in a specific energy level.
Ajouté au bande de temps:
New timeline of atom
By
connor kisselman
19 sept. 2018
0
0
216
Date:
21 juill. 1913
Maintenaint
~ Il y a 112 ans
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