Question: The increasing order of the atomic radii of the following elements is :-
(a) $\mathrm{C}$
(b) $\mathrm{O}$
(c) $\mathrm{F}$
(d) $\mathrm{Cl}$
(e) $\mathrm{Br}$
$(\mathrm{b})<(\mathrm{c})<(\mathrm{d})<(\mathrm{a})<(\mathrm{e})$
$(\mathrm{a})<(\mathrm{b})<(\mathrm{c})<(\mathrm{d})<$ (e)
$(\mathrm{d})<(\mathrm{c})<$ (b) $<$ (a) $<$ (e)
$(\mathrm{c})<$ (b) $<$ (a) $<$ (d) $<$ (e)
Correct Option: , 4
Solution:
