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13 Feb 1829 Jahr - John Dobereiner

Beschreibung:

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.

Zugefügt zum Band der Zeit:

Physical Science

ByThomas
6 Feb 2018
0
0
329

Datum:

13 Feb 1829 Jahr
Jetzt
~ 195 years ago
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