s-Block ElementsHard
Question
Setting of plaster of paris involves :
Options
A.the oxidation with atmoshperic oxygen.
B.the removal of water to form anhydrous calcium sulphate.
C.the hydration to form the orthorhombic form of gypsum.
D.the reaction with atmospheric carbondioxide gas.
Solution
2 CaSO4 .H2O 
CaSO4 . 2 H2O (orthorhombic gypsum).
CaSO4 . 2 H2O (orthorhombic gypsum).Create a free account to view solution
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