Question

What is meant by water of crystallization?

Class 10th, chemistry.​

Answer 1

Answer:

Water of crystallization is the fixed number of water molecules which are associated with one formula unit of that compound.

For example- Na2CO3.10H2O commonly known as washing soda or sodium carbonate decahydrate has 10 molecules of water as water of crystallization.

Answer 2

$\huge\bf{Answer:-}$

Water of crystallisation is the fixed number of water molecules present in one formula unit of a salt.

When we heat copper sulphate in china dish the blue coloured crystals change into a white powder due to the removal of 5 molecules of water of crystallisation.

Cuso4. 5H2O = Cuso4 + 5H2O