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प्रश्न
Name a calcium compound which hardens on wetting with water.
उत्तर
Calcium sulphate hemihydrate, popularly known as plaster of Paris, is a calcium compound that hardens on wetting with water. Its formula is`CaSO_4. 1/2H_2O.`
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संबंधित प्रश्न
Name the product obtained when Plaster of Paris is mixed with water. State the use of the product. Give two uses of POP.
Write an equation to show the reaction between Plaster of Paris and water.
What is the commercial name of calcium sulphate hemihydrate?
State two important use of plaster of Paris.
A white chemical compound becomes hard on mixing with proper quantity of water. It is also used in surgery to maintain joints in a fixed position. Name the chemical compound.
How many molecules of water of crystallisation (per formula unit) are present in:
gypsum?
How many water molecules does hydrated calcium sulphate contain?
Calcium sulphate hemihydrate is called as ______.
Analogy:
Blackboard chalks: ______:: Plant growth: Epsum.
Analogy:
______: Calcium Sulphate Dihydrate:: Plaster of Paris: Calcium Sulphate Hemihvdrate.
