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What is water of crystallisation ? Name and give the formula of a salt which contains water of crystallisation.

 

 

 

 
 
 
 
 

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Water of Crystalisation - It is the fixed number of water (H_{2}O) molecules present in one formula unit of a salt.

Example- Hydrated copper sulphate is CuSO_{4}.5H_{2}O

                   (Copper sulphate pentahydrate)

                Sodium carbonate dehydrate is Na_{2}CO_{3}.10H_{2}O

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Sumit Saini

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