Q. Permutit is the technical name given to
A) Aluminates of calcium and sodium
B) Hydrated silicate of aluminium and sodium
C) Silicates of calcium and magnesium
D) Silicates of calcium and sodium
Explanation
(b)
It is ${Na}_{2}{Al}_{2}{Si}_{2}O_{8}\ .xH_{2}O$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.