The first ionization energies of alkaline earth metal are higher than those of the alkali metals. This is because:

The first ionization energies of alkaline earth metals are higher than those of the alkali metals. This is because

The first ionisation energies of alkaline earth metal are higher than those of the alkali metals. This is because:

Why first ionization energy of alkaline earth metals is higher than that of alkali metals?

The densities of alkaline earth metals are much smaller than those of alkali metals.

Why the first ionization energy of alkaline earth metals higher than that of Ist group.

Why the first ionization energy of alkaline earth metals higher than that of Ist group.

The first ionisation enthalpies of the alkline earth metals are higher than that of alkali metals but second ionisation ethalpies are smaller, why?

The first ionisation enthalpies of the alkline earth metals are higher than that of alkali metals but second ionisation ethalpies are smaller, why?