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1 ene 1897 año - J.J. Thomson

Descripción:

J.J. Thomson discovered the electron. He did this by using a negatively-charged cathode-ray tube. He concluded from the experiment that there was a particle smaller than the atom that had a negative charge.

Añadido al timeline:

Atomic Theory Timeline pt.2

ByMegh
5 nov 2019
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fecha:

1 ene 1897 año
Ahora mismo
~ 128 years ago

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