Question

A substance loses all its molecules of water of crystallisation when exposed to air. How will you name it?

Answer 1

Answer:

The substance is an efflorescent substance

Explanation:An efflorescent substance are the salts that when exposed to the atmosphere loose their water of crystallisation .They turn from crystals to white powder. The process is called efflorescence .e.g. sodium carbonate decahydrate ,sodium sulpahte decahydrate,hydrated iron (ii)sulphate