Question

The mass of a neutron is nearly equal to the mass of a proton.

• A. True
• B. False

Answer 1

The correct option is A True

• The mass of a proton was calculated and found to be equal to the mass of an atom of Hydrogen (H) i.e. 1.672 x 10^-27 g. Neutron has a mass of 1.675 x 10^-27 g which is nearly equal to the mass of a proton.