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प्रश्न
Name the product obtained when Plaster of Paris is mixed with water. State the use of the product. Give two uses of POP.
उत्तर
The chemical formula of Plaster of Paris (POP) is CaSO4.½H2O. Gypsum (CaSO4.2H2O) is formed on mixing POP with water as follows:
CaSO4.½H2O + 1½ H2O → CaSO4.2H2O
Uses of POP:-
- In hospitals, as plaster for supporting fractured bones in the right position.
- For making decorative materials and for making wall surfaces smooth.
- As a fire-proofing material.
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संबंधित प्रश्न
Plaster of Paris should be stored in a moisture-proof container. Explain why?
Fill in the following blank:
The chemical formula of plaster of Paris is ............
Plaster of Paris has a remarkable property of setting into a hard mass on addition of water.
What is gypsum? What happens when gypsum is heated to 100°C (373 K)?
Name the raw material used for the preparation of plaster of Paris.
What is plaster of Paris? Write the chemical formula of plaster of Paris.
How is plaster of Parish prepared? Write chemical equation of the reaction involved.
A compound X which is prepared from gypsum has the property of hardening when mixed with a proper quantity of water.
Identify the compound X
A compound X which is prepared from gypsum has the property of hardening when mixed with a proper quantity of water.
Write the chemical equation for its preparation
Explain the uses of plaster of paris.
How are detergents manufactured?
At what temperature is gypsum heated to form Plaster of Paris?
______ is an important material in the construction industry.
Calcium sulphate hemihydrate is called as ______.
Analogy:
Blackboard chalks: ______:: Plant growth: Epsum.
Analogy:
______: Calcium Sulphate Dihydrate:: Plaster of Paris: Calcium Sulphate Hemihvdrate.
A compound which is prepared from gypsum has the property of hardening when mixed with water. identify the compound and write its formula. How is this compound prepared? Describe it in the form of a chemical equation only.
