Q. Sublimation can't be used for purification of
A) Benzoic acid
B) Camphor
C) Urea
D) Naphthalene
Explanation
(c)
Only urea does not sublime while naphthalene, camphor and benzoic acid do
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.