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1 jan 1897 ano - J.J. Thomson

Descrição:

J.J. Thomson discovered the electron by experimenting with a Crookes, or cathode ray, tube. He demonstrated that cathode rays were negatively charged. In addition, he also studied positively charged particles in neon gas.

Adicionado na linha do tempo:

Andrew's atomic theory

ByAndrew
6 jan 2020
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Data:

1 jan 1897 ano
Agora
~ 128 years ago
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