Q. Nitric oxide is prepared by the action of $HNO_{3}$ on
A) Cu
B) Sn
C) Zn
D) Fe
Explanation
(a)
$3Cu + 8HNO_{3} \rightarrow 3Cu\left( NO_{3} \right)_{2} + 4H_{2}O + 2NO$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.