The neutron was discovered by:
AJames Chadwick in 1932
BJ.J. Thomson in 1897
CErnest Rutherford in 1911
DNiels Bohr in 1913
Answer & Solution
Correct answer: A. James Chadwick in 1932
James Chadwick discovered the neutron in 1932. Thomson (1897) discovered the electron; Rutherford (1911) the nucleus and proton; Bohr (1913) gave the shell model.
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