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apr 4, 1897 - Discovery of the Electron

Description:

Experimenting with cathode ray tubes, J. J. Thomson identifies that electonrs make up cathoder rays. He also calculated the mass of the electons and developed the plum pudding model.

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History of the atom

ByBrooks Hubenett
21 Oct 2018
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0
327

Date:

apr 4, 1897
Now
~ 128 years ago

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