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7 marzo 1897 anni - J.J. Thomson

Descrizione:

In 1897, Thomas discovered the electron by experimenting with a Crookes. He demonstrated that cathode rays were negatively charged.

Aggiunto al nastro di tempo:

Atomic Theory Timeline

ByElisa
4 gen 2019
0
0
327

Data:

7 marzo 1897 anni
Adesso
~ 128 years ago

Immagini:

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