25 abr 1856 año - JJ Thomson
Descripción:
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
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fecha:
25 abr 1856 año
Ahora mismo
~ 168 years ago
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