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Science and Technology - General Knowledge Questions
Electron, Proton, Neutron discovered by
A)
J. J. Thomson, Ernest Rutherford & James Chadwick
B)
John Dalton, J.J. Thomson & Neils Bohr
C)
Neils Bohr, John Dalton & J.J. Thomson
D)
None of the above

Correct Answer :   J. J. Thomson, Ernest Rutherford & James Chadwick

Electron : 02 Discovery of Electron, Proton and Neutron. Electrons were discovered by J.J. Thomson in 1897.
 
Proton : Observed as H⁺ by Eugen Goldstein (1886). Identified in other nuclei (and named) by Ernest Rutherford (1917–1920).
 
Neutron : In May 1932 James Chadwick announced that the core also contained a new uncharged particle, which he called the neutron.

Published On : June 13, 2021
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