Why are the noble gases monoatomic?

Why do noble gases exist as monoatomic ?

Statement-1 :Noble gases have very low boiling points. Statement-2 : Noble gases being monoatomic have weak dispersion interatomic forces.

Why ease to liquefy noble gases increases with increase in atomic number?

Why do they exist as monoatoms in molecules?

State why noble gases are unreactive while atoms of elements other than noble gases are chemically reactive.

Why do the alkali metals possess minimum and the noble gases maximum ionisation energies in respective periods ?

Which of the noble gases has its ionisation enthalpy close to that of molecular oxygen?

Why do members of the noble gas family have low boiling points ?

Noble gases do not accur in …..

Why do you think the noble gases are placed in a separate group?