Q. By the action of hot conc $H_{2}SO_{4}$, phosphorus changes to
A) Phosphorous acid
B) Metaphosphoric acid
C) Pyrophosphoric acid
D) Orthophosphoric acid
Explanation
(d)
$P_{4} + 6H_{2}SO_{4} \rightarrow 4H_{3}PO_{4} + 6SO_{2}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.