The subatomic particle called electron was discovered by:
The electron was discovered by J. J. Thomson (Sir John Joseph Thomson) in 1897 when he was studying the properties of the cathode ray.
The subatomic particle called electron was discovered by :
(b) Neils Bohr
(c) James Chadwick
(d) E. Goldstein
The subatomic particle electron was discovered by J.J. Thomson.
The fundamental subatomic particle neutron was discovered by