Atomic Structure MCQ Question with Answer

Atomic Structure MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

Question No : 1
Charge on fundamental particle neutrino is

-1

None of these

Question No : 2
The fundamental particle that has least mass is

meson

alpha-particle

electron

neutron

Question No : 3
Which of the following has the highest mass?

Neutron

Alpha particle

Electron

Deuterium

Question No : 4
Cathode rays contain a stream of

n

r

{}_{+ 1}e^{0}

{}_{- 1}e^{0}

Question No : 5
Mass of positron is the same to that of

proton

meson

electron

neutron

Question No : 6
The exchange of particles considered responsible for keeping the nucleons together are

meson

electron

positron

neutron

Question No : 7
Charge on an electron was shown by

J. J. Thomson

Kirchoff

Ohm

M.Planck