Which of the following subatomic particle has the highest mass?

Which of the following subatomic particle has the highest mass? Correct Answer Neutrons

Neutron has the highest mass because it is the heaviest among all subatomic particles with mass of 1.0087 amu. Proton has a mass of 1.0073 amu which is slightly lower than the neutron and the mass of electron is 0.00055 amu.

Related Questions

Consider the following statements : (a) Penetrating power of a particle is inversely proportional to its mass. (b) Penetrating power of an α (alpha) particle is less than that of a β (Beta) particle. Which one of the following gives a correct picture about the above statements?