Q. Which one of the following compounds has the smallest bond angle in its molecule?
A) $SO_{2}$
B) $OH_{2}$
C) $SH_{2}$
D) $NH_{3}$
Explanation
(c)
[table] Molecule | Hybridisation | Repulsion | Bond angle ; $SO_{2}$
$OH_{2}$
$SH_{2}$
$NH_{3}$ | $sp^{2}$
$sp^{3}$
$sp^{3}$
$sp^{3}$ | lp.bp, bp – bp
lp – lp, bp – lp bp – bp
$-$do$-$
lp – bp, bp – bp | $119{^\circ}$
$104.5{^\circ}$
$90{^\circ}$
$107{^\circ}$ [/table]
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.