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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J. J. Thomson
J. J. Thomson discovered electrons.
J. J. Thomson is credited with the discovery of electrons.
It was in 1897=)
J. J. Thomson discovered the electron (particle carrying negative charge) in 1897.
He discovered the electron.
He was first to discover the electron.
The electron was discovered by J. J. Thomson and collaborators in 1897.
What did J. J. Thompson discover that had a negative charge?
Francis Aston and J. J. Thomson were discoverers of isotopes.
Neutron James Chadwick, 1932 Electron: J. J. Thomson, 1897 Proton: Ernest Rutheford, 1919
Neutron: James Chadwick, 1932 Electron: J. J. Thomson, 1897 Proton: Ernest Rutheford, 1919
Joseph John Thomson.
J. J. Thomson was born on 1856-12-18.
J. J. Thomson died on 1940-08-30.
J. J. Thomson had one son, George Paget Thomson, and one daughter, Joan Paget Thomson.
For the particles in the atom: Neutron: James Chadwick, 1932 Electron: J. J. Thomson, 1897 Proton: Ernest Rutherford, 1919
J. J. Thomson discovered the electron.
J.J. thomson discovered the electron.
J. J. Thomson is considered the discoverer of the electrons and isotopes.
J. J. Thomson discovered the electron and the isotopes.
J. Arthur Thomson died in 1933.
J. Arthur Thomson was born in 1861.
Sir J. J. Thomson was born on December 18, 1856.