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He discovered the electron which has a negative charge of 1.602 x 10-19 coulombs and a mass of 9.1 x 10-31 kg.

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Related Questions

What subatomic particle was first discovered?

This particle was the electron in 1897 (J.J. Thomson).


Who provided the evidence that atom contains subatomic particle?

It was J. J. Thomson (Joseph John Thomson)


What is the subatomic particle that was discovered in 1932?

Neutron: James Chadwick, 1932 Electron: J. J. Thomson, 1897 Proton: Ernest Rutherford, 1919


Who discovered the atom was not the smallest particle?

J. J. Thomson


Who discovered that atoms contain subatomic particles?

J.J. Thomson discovered the first subatomic particle, the electron, in the late 19th century through his experiments with cathode rays. This discovery led to the understanding that atoms contain subatomic particles.


J. J. Thomson electrified the world with what negatively charged particle?

J. J. Thomson discovered the electron.


Which particle is J J Thomson credited with discovering?

JJ Thompson Discovered The Electron(:


Who discover the 3 subatomic particle?

Neutron James Chadwick, 1932 Electron: J. J. Thomson, 1897 Proton: Ernest Rutheford, 1919


Who is discovered the subatomic particles?

Neutron: James Chadwick, 1932 Electron: J. J. Thomson, 1897 Proton: Ernest Rutherford, 1919


Who discover subatomic particle?

There are 3 subatomic particles in an atom, electrons, protons, and neutrons. The first discovered was the electrons by J.J. Thomson in 1897. The second discovered was the protons by Ernest Rutherford in 1919. The third discovered was the neutrons by James Chadwick in 1932.


Who discovered the subatomic particles and in which order?

Electron: J. J. Thomson, 1897 Proton: Ernest Rutherford, 1919 Neutron: James Chadwick, 1932


When did JJ Thomson discover the electron?

J.J. Thomson discovered the electron in 1897 while conducting experiments on cathode rays. He observed that these rays could be deflected by electric and magnetic fields, leading him to propose the existence of a negatively charged particle within the atom, which he named the electron.