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1 Jan 1829 Jahr - Tríades de Döbereiner

Beschreibung:

O químico alemão Johann W. Döbereiner sugeriu uma organização baseada em tríades, ou seja, os elementos eram agrupados em trios conforme as suas propriedades semelhantes.

Zugefügt zum Band der Zeit:

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Datum:

1 Jan 1829 Jahr
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~ 196 years ago

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