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4 janv. 1890 - 9) a new set of elements, the noble gases, were added to the table

Ajouté au bande de temps:

Kashif,Aaron,Felix,Nestor

ByKashif Naseer
25 oct. 2017
0
0
566

Date:

4 janv. 1890
Maintenaint
~ Il y a 135 ans
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