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Gypsum CaSO(4).2H(2)O on heating to abou...

Gypsum `CaSO_(4).2H_(2)O` on heating to about `120^(@)C` forms a compound which has the chemical composition represented by

A

`CaSO_(4)`

B

`2CaSO_(4).H_(2)O`

C

`CaSO_(4).H_(2)O`

D

`2CaSO_(4).3H_(2)O`

Text Solution

Verified by Experts

The correct Answer is:
B
`underset("Gypsum")(2(CaSO_(4).2H_(2)O) underset("Dehydration")overset(120^(@))(rarr)) underset("Plaster of pairs")(2CaSO_(4).H_(2)O+3H_(2)O)`
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