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25 abr 1856 ano - JJ Thomson

Descrição:

In 1897, J.J. Thomson discovered the electron. In addition, he also studied positively charged particles in neon gas.

Experimenting with a Crookes, or cathode ray, tube. He demonstrated that cathode rays were negatively charged.

Model- Plum Pudding Model

Adicionado na linha do tempo:

Data:

25 abr 1856 ano
Agora
~ 169 years ago

Imagens: