Atomic Structure Question 460
Heaviest particle is proton
[DPMT 1983; MP PET 1999]
Options:
A) Meson is a subatomic particle composed of a quark and an antiquark.
B) Neutron is a subatomic particle with no net electric charge and a mass slightly greater than that of a proton. It is found in the nucleus of an atom along with protons.
C) Proton is a subatomic particle found in the nucleus of an atom, carrying a positive electric charge. It has a mass approximately equal to that of a neutron, and its charge is equal in magnitude but opposite in sign to that of an electron.
D) Electron is a subatomic particle with a negative electric charge.
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Answer:
Correct Answer: B
Solution:
Mass of neutron is greater than that of proton and electron. Mass of neutron ≠ mass of proton + mass of electron
BETA
