Q. Which oxide of nitrogen is coloured gas?
A) $N_{2}O$
B) $NO_{2}$
C) $N_{2}O_{5}$
D) $NO$
Explanation
(b)
$NO_{2}$ is a brown coloured gas
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.