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This question belongs to Chemistry GK Chapter Wise Metal And Its Compounds

Metal and Its Compounds

?

On heating gypsum at 373K, it loses water molecules and becomes calcium sulphate hemihydrate. This substance is used to make toys, material for decoration and smooth surfaces. What is this substance commonly known as?

A) Clay B) Plaster of Paris C) Cement D) Alabaster

Answer & Solution

Correct Answer: Option B

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