A. J. J. Thomson
B. Ernest Rutherford
C. James Chadwick
D. Max Planck
Explanation: James Chadwick discovered the neutron in 1932. The neutron is an electrically neutral particle found in atomic nuclei.
A. J. J. Thomson
B. Ernest Rutherford
C. James Chadwick
D. Max Planck
Explanation: James Chadwick discovered the neutron in 1932. The neutron is an electrically neutral particle found in atomic nuclei.