1 янв 1911 г. - Ernest Rutherford
Описание:
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.Добавлено на ленту времени:
Дата:
1 янв 1911 г.
Сейчас
~ 114 г назад