Home PYQs UPPSC UPPSC MCQs Prelims 1995 (GS Paper I)

Question

Neutron was discovered by:

  1. Chadwick
  2. Rutherford
  3. Bohr
  4. Newton

Answer:

Option A: Chadwick

Detailed Solution:

The correct answer is “Chadwick”.

James Chadwick discovered the neutron in 1932. His work was crucial to understanding the structure of the atom.