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28 дек 1944 г. - Lanthanides & Actinides

Описание:

- Glenn Seaborg lanthanides and actinides (atomic no>92), which are usually placed below the periodic table.

Добавлено на ленту времени:

THE PERIODIC TABLEEEE

ByLin beibei
8 фев 2018
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Дата:

28 дек 1944 г.
Сейчас
~ 79 г назад
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