Question

25. Which of the following do/does not increase while
moving down the group in the Modern Periodic
(a) Alomic radius
(b) Valency
(c) Non-metallic character
(d) Number of shells in an element
(1) (a), (b) and (c) (2) (b), (c) and (d)
(3) (b) and (c)
(4) (a) and (d)
​

Answer 1

Answer:

see below

Explanation:

Valence electrons increase from left to right in a period and remain same from top to bottom in a group.

Atomic radii and metallic character increases down the group.

Answer 2

Answer:

3

Explanation:

b and c - valency and non metallic characters don't increase while going down the group.