Q. A mixture of camphor and benzoic acid can be separated by
A) Sublimation
B) Extraction with a solvent
C) Chemical method
D) Fractional crystallisation
Explanation
(c)
Aqueous solution of $NaHCO_{3}$ can be used to separate benzoic acid from its mixture with camphor. Benzoic acid form water soluble sodium benzoate with $NaHCO_{3}$.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.