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प्रश्न
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
उत्तर
Compound X is plaster of Paris, or calcium sulphate half hydrate (CaSO4.1/2H2O)
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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.
Plaster of Paris should be stored in a moisture-proof container. Explain why?
Name a calcium compound which hardens on wetting with water.
Plaster of Paris has a remarkable property of setting into a hard mass on addition of water.
How is plaster of Parish prepared? Write chemical equation of the reaction involved.
Plaster of Paris is prepared by heating one of the following to a temperature of 100°C. This is:
(a) CaSO3.2H2O
(b) CaCl2.2H2O
(c) CaCO3.2H2O
(d) CaSO4.2H2O
Consider the following substances:
NaCl, Ca(OH)2, NaHCO3, NH3, Na2CO3, H2O, Cl2, CO2, CaSO4.2H2O, 2CaSO4.H2O, CaOCl2
Which compound represents plaster of Paris?
A compound X which is prepared from gypsum has the property of hardening when mixed with a proper quantity of water.
For what purpose is it used in hospitals?
______ is used in making blackboard chalks.
