Calcium sulphate is found in nature in two forms, anhydrous calcium sulphate and hydrated
Channel: Doubtnut
Date: 2020-05-31

Calcium sulphate is found in nature in two forms, anhydrous calcium sulphate and hydrated calcium sulphate. When anhydrous calcium sulphate is heated with coke, sulphur dioxide gas is obtained. When hydrated calcium suphate is heated to `200^(@)`C, it forms anhydrous salt.  Q.  The anhydrous calcium sulphate is called :