1 jan 1911 ano - Ernest Rutherford
Descrição:
He discovered the Planetary model by using gold foil and alpha-particles. He concluded that a positive charge must exist at the center of the atom and not spread throughout the atom. Concluded that the atom has a nucleus and orbiting electrons.Adicionado na linha do tempo:
Data:
1 jan 1911 ano
Agora
~ 113 years ago
