1 янв 1904 г. - J.J Thomson 1094
Описание:
J.J Thomson discovered the electron in 1897. He put forward the "Plum Pudding Model" which is that the negatively charged electrons float in a pudding like positive charge. However there was still not understanding of how the electrons were arranged.Добавлено на ленту времени:
Дата:
1 янв 1904 г.
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~ 121 г назад