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Jean Baptiste Dumas, Leopold Gmelin, Ernst Lenssen, Max von Pettenkofer, and J.P. Cooke discovered 10 new elements. (30 dez 1829 ano – 22 fev 1858 ano)
Adicionado na linha do tempo:
Periodic Table Timeline
By
Jessica Maeda
16 dez 2017
0
0
544
Data:
30 dez 1829 ano
22 fev 1858 ano
~ 28 years
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