Q. Which of the following metal evolves hydrogen on reacting with cold dilute ${HNO}_{3}?$
A) Fe
B) Cu
C) Al
D) Mg
Explanation
The correct answer is Option D: Mg.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.