3 Questions
What subatomic particle did J. Chadwick discover in 1932?
Neutron
In which part of an atom are neutrons present?
Nucleus
How is the mass of an atom determined?
By summing the masses of protons and neutrons in the nucleus
Test your knowledge about the discovery and properties of neutrons, and their role in the atomic nucleus. Learn about the fundamental composition of atoms and the relationship between protons and neutrons.
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