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1894–1898 – William Ramsay Aporte: Descubrió los gases nobles (neón, argón, kriptón, xenón). Explicación: Estos no reaccionaban con otros elementos, lo que llevó a añadir una nueva columna a la tabla. (1 janv. 1894 – 1 janv. 1898)

Ajouté au bande de temps:

tabla periodica

ByFabrizio
il y a 1 jrs
0
0
17

Date:

1 janv. 1894
1 janv. 1898
~ 4 years
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