Q. Which of the following represents the composition of carnallite mineral?
A) $K_{2}O\ .\ Al_{2}O_{3}\ .\ 6SiO_{2}$
B) $KNO_{3}$
C) $K_{2}SO_{4}\ .\ MgSO_{4}\ .\ MgCl_{2}\ .\ 6H_{2}O$
D) $KCl\ .\ MgCl_{2}\ .\ 6H_{2}O$
Explanation
(d)
Carnallite $- KCl\ .\ MgCl_{2}\ .\ 6H_{2}O$
It is an ore of magnesium.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.