1 янв 1911 г. - Ernest Rutherford
Описание:
Described the atom as a small, dense, positively charged core called a nucleus, in which nearly all the mass is concentrated, around which the negative particles called electrons orbit.Добавлено на ленту времени:
Дата:
1 янв 1911 г.
Сейчас
~ 113 г назад
