The nuclear force between two nucleons is explained by
Quark exchange theory
Meson exchange theory
Photon exchange theory
Gravitation exchange theory
Of the following pairs of species which one will have the same electronic configuration for both members?
The mass density of a nucleus varies with mass number $A$ as
If a ${H_2}$ nucleus is completely converted into energy, the energy produced will be around..........$MeV$
Write the relation of the size of the nucleus to the atomic size.
If the total binding energies of ${ }_1^2 H ,{ }_2^4 He ,{ }_{26}^{56} Fe$ and ${ }_{92}^{235} U$ nucleiare $2.22,28.3,492$ and $1786 MeV$ respectively, identify the most stable nucleus of the following.