What is obtained when gypsum is heated at 373K?


On heating gypsum it loses one and a half molecules of water and forms calcium sulphate hemihydrate also known as plaster of Paris.

CaSO4.2H2O → CaSO4.1/2H2O + 3/2H2O

Uses of Plaster of Paris

  • Plaster of Paris is used by doctors for supporting fractured bones in the right position.
  • It is used for making toys and decorative materials.
  • It is also used for increasing smoothness of surfaces.

Was this answer helpful?


5 (7)


Choose An Option That Best Describes Your Problem

Thank you. Your Feedback will Help us Serve you better.

Leave a Comment

Your Mobile number and Email id will not be published. Required fields are marked *




App Now