Which of the following properties of elements is a whole number?
A.Atomic weight
B.Atomic radius
C.Atomic volume
D.Atomic number
Category: Nuclear Engineering Mcqs
Positive ions are formed from neutral atoms by the loss of
A.neutrons
B.protons
C.electrons
D.mesons
The nucleus of an atom consists of
A.protons only
B.protons and electrons
C.protons and neutrons
D.protons neutrons and electrons
The distance between nucleons in atomic nucleus is of the order of
A.200 Fermi
B.2 Fermi
C.50 Fermi
D.1000 Fermi
Pitchblende is an ore of
A.radium
B.thorium
C.polonium
D.uranium
Which metal is most important in atomic research?
A.Cd
B.U
C.Pb
D.Fe
Which one of the following characteristics is different for the neutral atoms of the isotopes of an element?
A.Atomic number
B.Atomic weight
C.Number of protons
D.Number of electrons
Hydrogen bomb is based on the nuclear fusion of
A.hydrogen
B.deuterium
C.tritium
D.helium
Which of the following is not a fission fuel?
A.U-233
B.U-235
C.Pu-239
D.U-238
Heavy water used in nuclear reactors is
A.a product of oxygen and deuterium
B.an ordinary water containing dissolved salts of heavy metals
C.water of mineral springs
D.water produced by repeated distillation and condensation
