Plaster of Paris, ( CaSO4 . ½ H2O) Plaster of Paris is calcium sulphate hemihydrate, CaSO4 . ½ H2O . Preparation of Plaster of Paris It is prepared by heating gypsum to 393 K. 2 CaSO4 . 2 H2O ---------> 2 CaSO4 . ½ H2O + 3 H2O The following conditions are necessary: 1) The temperature should not be allowed to rise above 393 K because above this temperature, the … [Read more...] about Plaster of Paris
uses of plaster of paris
Plaster of Paris
Question 1 Write the chemical formula and name of plaster of paris? Question 2 What is gypsum? Question 3 Name the calcium compound which hardens on wetting with water? Question 4 What will happen if heating is not controlled while preparing plaster of paris? Question 5 Name the compound which is used in hospitals for setting fracture bones? Question 6 How … [Read more...] about Plaster of Paris