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15 janv. 1894 - Sir William Ramsay and Lord Rayleigh discovered the noble gases and they were added to the periodic table as group O.

Ajouté au bande de temps:

History of the Periodic Table

Bylily heavner
3 oct. 2017

Date:

15 janv. 1894
Maintenaint
~ Il y a 130 ans
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