J. J. Thomson (18 дек 1856 г. – 30 авг 1940 г.)
Описание:
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
Добавлено на ленту времени:
Дата:
18 дек 1856 г.
30 авг 1940 г.
~ 83 years
