Q. Purification of alumina takes place by
A) Bosch process
B) Hall’s process
C) Hoope’s process
D) Quartation process
Explanation
(b)
Hall’s process is used for purification of alumina.
Hoope’s process is used for refining of alumina.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.