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1 gen 1945 anni - Lanthanides and Actinides Identified

Descrizione:

In 1945 Glenn Seaborg identified lanthanides and actinides (atomic number >92), which are usually placed below the periodic table.

Aggiunto al nastro di tempo:

Chemistry Honors Assignment

ByAYLOR LUSZCZEK
1 ott 2018

Data:

1 gen 1945 anni
Adesso
~ 79 years ago
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