1 янв 1887 г. - Henry Moseley
Описание:
Moseley discovered the atoms of each element contained a unique positive charge in their nuclei. The paved the way for the atomic number since the amount of protons in an atom identifies it as a atom of a certain element.Добавлено на ленту времени:
Дата:
1 янв 1887 г.
Сейчас
~ 138 г назад