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jan 1, 1886 - Немецкий химик Циммерман подтверждает гипотезу Менделеева
Description:
Выдвинутое Менделеевым предположение, что уран имеет 240 а.е.м, было подтверждено опытами, проведенными Немецким химиком Циммерманом
Added to timeline:
проект
By
Funny Lemon
22 May 2021
0
0
247
Date:
jan 1, 1886
Now
~ 140 years ago
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