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5
Q:

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

Answer:   A) J. J. Thomson, Ernest Rutherford & James Chadwick



Explanation:

J. J. Thomson discovered electrons in the year 1897.

electron_discovered_by1560577555.jpg image

Ernest Rutherford discovered protons in 1911.

proton_discovered_by1560577702.jpg image

James Chadwick discovered neutrons.

neutron_discovered_by1560577801.jpg image

Subject: General Science
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