Question

what is water of crystallisation?Write a common name and formula.

Answer 1

the fixed number of water molecules present in one formula unit is known as water of crystallization.
ex -- fe2so4.7h2o
na2co3.10h2o
cuso4.1/2 h2o

Answer 2

the water molecules which are part of the structure of a crystal of a salt are called as water crystallization the common name and chemical formula of a commercial important compound which has 10 water molecule is sodium carbonate washing soda Na2CO3.10H2O