Two lighter nuclei fuse together to give a stable heavier nucleus with a release of huge amount of energy is
Nuclear fission
Nulear fusion
Radioactivity
Nuclear radiation
The most penetrating radiation given out by a radioactive substance
Alpha rays
Beta rays
Gama rays
Electrons
The size of the nucleus is equal to how many part of the size of an atom?
Thousandth
Hundredth
Tenth
Ten-thousandth
The number of protons inside the nucleus of an atom of that element is
Atomic number
Mass number
Average mass
Isotopic mass
Beta particles are composed of
Protons
Neutrons
Positrons
The maximum number of electrons accommodated in a given orbit is given by a formula
n2
2n2
3n2
4n2
Protium, deuterium and tritium are the isotopes of
Hydrogen
Carbon
Chlorine
Oxygen
Which is used for curing cancer?
Carbon-14
Sodium-24
Cobalt-60
Iodine-131
Who gave the name nucleus?
Goldstein
J.J.Thomson
Rutherford
G.J.Stoney
The nucleus of an atom consists of
Protons and electrons
Protons alone
Electrons alone
Protons and neutrons
