Question

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

(a) There is an increase in the nuclear charge of the alkaline earth metals

(b) There is a decrease in the nuclear charge of the alkaline earth metals

(c) There is no change in the nuclear charge

(d) None of the above

Answer 1

Correct option: (a) There is an increase in the nuclear charge of the alkaline earth metals