Question

atomic radius goes on increasing down the group? give scientific reasons​

Answer 1

Answer:

atomic size increases down the group.

Explanation:

the reason is that down the group the number of orbitals increases and the nucleus attraction on the electrons of valance shell decreases at the same time sheild effect also increases. Therefore, atomic size increases.

Answer 2

Explanation:

atomic radius increase on going down in a group because of increase in one shell of atoms.