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Which of the following do you think is the correct formula for gypsum?

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in Chemistry – Class 11 by (148k points)
Which of the following do you think is the correct formula for gypsum?

(a) CaSO4.2H2O

(b) CaSO4.1/2H2O

(c) CaSO4.H2O

(d) CaSO4

I had been asked this question at a job interview.

My query is from s-Block Elements in division s-Block Elements of Chemistry – Class 11

1 Answer

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Right answer is (a) CaSO4.2H2O

The best explanation: Gypsum is a compound of calcium. It is chemically calcium sulphate dehydrate and it is also known as alabaster. It is added to cement to slow down at speed of setting. It’s really very essential in our day to day life.

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