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Johann Dobereiner notices atomic weight of strontium was halfway between calcium and barium. (14 h 22 m, 14 jan 1817 ano – 0 h 57 m, 20 jan 1818 ano)

Descrição:

Elements also had similar chemical properties

Adicionado na linha do tempo:

History of the Periodic Table

BySonya Callendar

26 dez 2017

0

0

686

Data:

14 h 22 m, 14 jan 1817 ano

0 h 57 m, 20 jan 1818 ano

~ 1 years

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