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1 jan 1809 ano - 47 elements were discovered

Descrição:

In 1809, at least 47 elements were discovered by scientists. They began to see patten in the elements.

Adicionado na linha do tempo:

The Historical Development of the Period Table

ByJoshua Martin
20 jan 2020

Data:

1 jan 1809 ano
Agora
~ 215 years ago
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