The chemical formula of plaster of paris is ........

General Science (Easy) Chemistry

The chemical formula of plaster of paris is

CaSO4. 5H2O

2CaSO4. H2O

(CaSO4). 2H2O

CaSO4.1/2H2O

The chemical name of plaster of Paris is calcium sulphate hemihydrate because half molecule of water is attached with calcium sulphate.

The chemical formula of plaster of Paris is CaSO4.1/2H2O.
Plaster of paris is a white powder.
It is used for many purposes like making toys,immobilizing the fractured bones.
The compound plaster of Paris is prepared by heating gypsum at 120 degree celcius and is better known as calcium sulfate hemihydrate.

Hence option 4th is correct.

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