Question

A proton or a neutron is collectively called a:

विकल्प

• Nucleon

• Nuclide

• Meson

• Isotope

Answer 1

A proton or a neutron is called a nucleon. These are the constituents of the nucleus, and the mass number A of a nuclide equals the total number of nucleons, i.e., \[A = Z + N\].