# The correct order of atomic radii is :

Question:

The correct order of atomic radii is :

1. $\mathrm{N}>\mathrm{Ce}>\mathrm{Eu}>\mathrm{Ho}$

2. $\mathrm{Ho}>\mathrm{N}>\mathrm{Eu}>\mathrm{Ce}$

3. $\mathrm{Ce}>\mathrm{Eu}>\mathrm{Ho}>\mathrm{N}$

4. $\mathrm{Eu}>\mathrm{Ce}>\mathrm{Ho}>\mathrm{N}$

Correct Option: , 4

Solution: