1.

What is the chemical formula of GYPSUM ? Write chemical equation for its preparation.

Answer»

Solution :Chemical FORMULA of Gypsum is `CaSO_(4).2H_(2)O`
Equation for its PREPARATION
`underset("(Plaster of PARIS)")(CaSO_(4).1/2H_(2)O) +1 1/2 H_(2)O to CaSO_(4).2H_(2)O`


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