Which of the following properties of the alkaline earth metals increase from Be to Ba?
(i) Atomic radius
(ii) Ionisation energy
(iii) Nuclear energy

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.