i) Which among the following is not characteristics of alkaline earth metals.
a) High electronegativity
b)They are included in `2^(nd)` group.
c) High ionisation energy.
d) High metallic nature.
ii) Write down the relationship between atomic size and metallic character.

Explanation

i) a) High electronegativity
b) High ionisation energy
ii) Metallic character increases as size of the atom increases.