Niels Bohr (7 out 1885 ano – 18 nov 1962 ano)
Descrição:
Niels Bohr said that electrons were in fixed orbits around the nucleus. He said that electromagnetic waves happened when electrons transferred from a higher energy orbit to a lower energy orbit.
Adicionado na linha do tempo:
Data:
7 out 1885 ano
18 nov 1962 ano
~ 77 years