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B. Blue to white.
- Water of crystallisation is the fixed number of water molecules present in one formula unit of a salt.
- Five water molecules are present in one formula unit of copper sulphate ( blue vitriol ) .
- Other salt which possess water of crystallisation is gypsum.
- It has 2 water molecules as water of crystallisation.
- This water is removed by heating the crystals of the hydrated salt.
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B. Blue to white.
•Water of crystallisation is the fixed number of water molecules present in one formula unit of a salt.
•Five water molecules are present in one formula unit of copper sulphate ( blue vitriol ) .
Other salt which possess water of crystallisation is gypsum.
•It has 2 water molecules as water of crystallisation.
•This water is removed by heating the crystals of the hydrated salt.
•It is expressed through by thier feelings and options.
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