33
/pt/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 30, 2025
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4 abr 1864 ano - Lothar Meyer
Descrição:
Classified elements into six families by their valence.
Adicionado na linha do tempo:
scientific atom timeline
By
Kyrell Brown
11 dez 2018
0
0
353
Data:
4 abr 1864 ano
Agora
~ 161 years ago
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