What is the hemihydrate of calcium sulfate commonly known as:

A. Gypsum
B. Plaster of Paris
C. Chloroform
D. Limestone


Correct Answer: B. Plaster of Paris

Detailed About MCQs

Plaster of Paris is the common name of calcium sulfate hemihydrate because half molecule of water is attached with calcium sulfate. The chemical formula of the plaster of Paris is CaSO4.1/2H2O.

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