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Question
The chemical formula for plaster of Paris is:
Options
CaSO4 . 2H2O
CaSO4 . H2O
CaSO4 . `1/2`H2O
2 CaSO4 . H2O
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Solution
CaSO4 . `bb(1/2)`H2O
Explanation:
Plaster of Paris is the common name for calcium sulfate hemihydrate. Its chemical formula CaSO4 . `1/2`H2O.
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Match the Following:
| 1. | Antiseptic | a. | Plaster of paris |
| 2. | Making casts for statues | b. | Phenol |
| 3. | Ease stress and relaxes | c. | Gypsum |
| 4. | Fertilizers | d. | Epsum |
