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1829 - Dobereiner (dec 22, 1828 – feb 11, 1835)
Description:
Dobereiner discovered the existence of families of elements with similar chemical properties he called them triads.
Added to timeline:
Periodic Table
By
Julia Stephan
9 Dec 2019
0
0
135
Date:
dec 22, 1828
feb 11, 1835
~ 6 years
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