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13 fev 1829 ano - John Dobereiner

Descrição:

John was a german scientist who was aware of forty elements. He took note that some groups of elements had similar properties and named the groups triads.

Adicionado na linha do tempo:

Physical Science

ByThomas
6 fev 2018
0
0
329

Data:

13 fev 1829 ano
Agora
~ 195 years ago
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