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1 jan 1887 ano - J.J. Thomson

Descrição:

In 1897, 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:

atom timeline

ByShelby Swartzendruber
20 dez 2019
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0
626

Data:

1 jan 1887 ano
Agora
~ 138 years ago
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