4 nov 1867 ano - Newlands
Descrição:
He was an English chemist and he had a law called the "law of octaves" when he noted a pattern in the atomic structure of elements with similar chemical properties and it helped with the development of the periodic law. He was the one to arrange chemical elements using its atomic weight.Adicionado na linha do tempo:
Data:
4 nov 1867 ano
Agora
~ 156 years ago
