JJ Thomson discovered electrons, which showed that atoms are not
He discovered electrons
J.J Thomson proved the existence of a particle called an electron which is smaller than an atom and has a negative charge.
Marie and Pierre Curie did not discover the atom. John Dalton is credited with the discovery of the atom and J.J. Thomson with the discovery of the electron.
Francis Aston and J. J. Thomson were discoverers of isotopes.
J.J. Thomson was not the discoverer of atoms; he is credited with the discovery of electrons and isotopes.
J.J Thomson discovered Electrons which is the negatively charged sub-atomic particle of an atom
Joseph John Thomson discovered that thee was a negatively charged particle in the atom. He is credited with discovering the electron. He also invented the mass spectrometer.
Thomson is responsible for discovering that an atom contains electrons.
J.J. thomson discovered the electron.
J. J. Thomson discovered electrons.
J. J. Thomson is credited with the discovery of electrons.
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 and proposed the plum-pudding model for the atom.
Thomson was experimenting with currents of electricity inside empty glass tubes.
Joseph John Thomson or (JJ Thomson)