Question

Permutit is technical name given to.

• A. Aluminates of calcium and sodium
• B. Silicates of calcium and sodium
• C. Hydrated silicates of aluminium and sodium
• D. Silicates of calcium and magnesium

Answer 1

Answer: (C)

Hydrated silicates of aluminium and sodium

Answer 2

It is $Na_{2}Al_{2}Si_{2}O_{8}.xH_{2}O$