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Preparation of POP

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Preparation of POP

Posted by Shivam Yadav 5 years, 8 months ago

CBSE > Class 10 > Science

1 answers

Meghna Thapar 5 years, 6 months ago

Plaster of paris is calcium sulphate hemihydrates. Its chemical formula is: CaSO4. ½H2O.

It is prepared by heating gypsum to a temperature of 100°C in a kiln; it loses ¾ of its water of crystallisation and forms plaster of paris.

Uses of Plaster of paris:

(i) It is used as a fire proofing material.

(ii) It is used in hospitals for setting fractured bones in the right position to ensure correct healing.

Gypsum is calcium sulphate dihydrate. When gypsum is heated to a temperature of 100 °C, it loses ¾ of its water of crystallisation and forms plaster of paris.

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Posted by Pandey Ji 5 months, 4 weeks ago

CBSE > Class 10 > Science