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1 janv. 1913 - Henry Moseley discovers the atomic number. Prior to this, elements had been numbered loosely by weight.
Ajouté au bande de temps:
Timeline of the Big Science
By
Thomas Jacobs
17 avr. 2021
0
0
537
Date:
1 janv. 1913
Maintenaint
~ Il y a 112 ans
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