Properties of the alkaline earth metals that increase from Be to Ba include which of the following?
(P) Atomic radius (Q) Ionization energy
(R) Nuclear charge

Options

A. (i) and (ii)
B. (i) and (iii)
C. (ii) and (iii)
D. (i), (ii) and (iii)

Answer

B

Explanation

Atomic radius and nuclear charge increases from top to bottom because number of shell and atomic mass increases down the group.