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He discovered the electron and isotopes (variants of atoms).
He is known for:
* Plum pudding model of the atom
* Discovery of the electron
* Discovery of isotopes
* Invention of the mass spectrometer
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What did Thomson discover about the electron?
J. J. Thomson is credited with the discovery of electrons.
When did JJ Thomson discover the electron?
J. J. Thomson discovered the electron (particle carrying negative charge) in 1897.
British physicist J J Thomson was the first to identify the?
He was first to discover the electron.
Did Antoine Lavoisier discover the electron?
The electron was discovered by J. J. Thomson and collaborators in 1897.
Who discover isotopes?
J.J. Thomson
Did Francis Aston discover anything about the atom?
Francis Aston and J. J. Thomson were discoverers of isotopes.
Who proposed the plum-pudding model of the atom?
J J Thomson
Who discover the 3 subatomic particle?
Neutron James Chadwick, 1932 Electron: J. J. Thomson, 1897 Proton: Ernest Rutheford, 1919
When was J. J. Thomson born?
J. J. Thomson was born on 1856-12-18.
When did J. J. Thomson die?
J. J. Thomson died on 1940-08-30.
What is J J Thomson full name?
Joseph John Thomson.
What was Joseph J. Thomson's contribution to chemistry?
J. J. Thomson discovered the electron and the isotopes.
