J. J. Thomson (18 dez 1856 ano – 30 ago 1940 ano)
Descrição:
1856-1940 AD in England
-Discovered the electron, the first ever known subatomic particle.
-Found the first evidence that stable elements can exist as isotopes.
-Invented the mass spectrometer.
-Created the incorrect plum pudding model of the atom, with electrons in a pudding of positive atom
Adicionado na linha do tempo:
Data:
18 dez 1856 ano
30 ago 1940 ano
~ 83 years
Imagens: