26 фев 1789 г. - First Extensive Element List (Moseley)
Описание:
Made the first extensive element list, of 33, separating metals from nonmetals. Discovered Oxygen and Hydrogen.Divided them into four different groups. With the few elements that were known at the time.
Добавлено на ленту времени:
Дата:
26 фев 1789 г.
Сейчас
~ 236 г назад