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1 Jan 1945 Jahr - 1945 - Glenn Seaborg identified lanthanides and actinides, which are usually placed below the periodic table. ←Glenn Seaborg
Zugefügt zum Band der Zeit:
History of the Periodic table
By
Nathan GREEN
2 Dez 2017
0
0
604
Datum:
1 Jan 1945 Jahr
Jetzt
~ 80 years ago
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