Question

Explain the discovery of neutrons. What was the contribution of James Chadwick in the discovery of neutrons​

Answer 1

By 1920, physicists knew that most of the mass of the atom was located in a nucleus at its center, and that this central core contained protons. In May 1932 James Chadwick announced that the core also contained a new uncharged particle, which he called the neutron. Chadwick was born in1891 in Manchester, England.

Answer 2

Explanation:

By 1920, physicists knew that most of the mass of the atom was located in a nucleus at its center, and that this central core contained protons.