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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

327

Data:

1 gen 1897 anni

Adesso

~ 128 years ago

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