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1 gen 1897 anni - J.J. Thomson discovered electrons.

Descrizione:

J.J. Thomson was an English physicist who discovered electrons. Electrons are negatively charged particles that orbit the nucleus of an atom.

Aggiunto al nastro di tempo:

The Historical Development of the Period Table

ByJoshua Martin
20 gen 2020
0
0
214

Data:

1 gen 1897 anni
Adesso
~ 127 years ago
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