Question

The chemical which is used for plastering the broken bones
is
(a) (CaSO₄)₂H₂O (b) MgSO₄.7H₂O
(c) FeSO₄. 7H₂O (d) CuSO₄. 5H₂O

Answer 1

The chemical is (CaSO₄)₂H₂O

Option (A) is correct.

Explanation :

• The chemical (CaSO4)2H2O is an inorganic compound.
• Which is used for plastering the broken bones  is (CaSO₄)₂H₂O known as calcium sulfate hemihydrate which is a calcium salt and a hydrate.

• it is a white and yellowish finely divided powder.

• It is also known as plaster of Paris.

• Calcium sulfate is formed when it is mixed with water and the paste hardens into a chemical known as plaster.

Thus the chemical is (CaSO₄)₂H₂O

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