Q. Which of the following oxides of nitrogen is the anhydride of nitrous acid?
A) $NO$
B) $N_{2}O_{4}$
C) $N_{2}O_{3}$
D) $N_{2}O_{5}$
Explanation
(c)
$2HNO_{2} \rightarrow H_{2}O + N_{2}O_{3}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.