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1 janv. 1945 - 1945 - Glenn Seaborg identified lanthanides and actinides, which are usually placed below the periodic table. ←Glenn Seaborg

Ajouté au bande de temps:

History of the Periodic table

ByNathan GREEN
2 déc. 2017

Date:

1 janv. 1945
Maintenaint
~ Il y a 79 ans

Les images:

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