Q. Aluminium is extracted by the electrolysis of
A) Alumina
B) Bauxite
C) Molten cryolite
D) Alumina mixed with molten cryolite
Explanation
(d)
Alumina is mixed with molten cryolite to lower its melting point and to make it good conductor of electricity.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.