Neutrons were discovered by
- A.James Chadwick
- B.Ernest Rutherford
- C.J. J. Thomson
- D.John Dalton
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Chadwick discovered the neutron in 1932 and won the Nobel Prize in Physics for it in 1935. He bombarded beryllium with alpha particles and found that the radiation given off was not affected by electric or magnetic fields, yet could knock protons out of paraffin.
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