33
/ru/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
August 1, 2025
3618908
931172
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Glenn Seaborg (ACTINIDES AND LANTHANIDES) Seaborg was the principal or co-discoverer of ten elements: plutonium, americium, curium, berkelium, californium, einsteinium, fermium, mendelevium, nobelium and element 106, which, while he was still living, was named seaborgium in his honor. (1 янв 1940 г. – 2 окт 1940 г.)

Описание:

cant attach photo.

Добавлено на ленту времени:

Дата:

1 янв 1940 г.
2 окт 1940 г.
~ 9 months