Advertisements
Advertisements
प्रश्न
Name the product obtained when Plaster of Paris is mixed with water. State the use of the product. Give two uses of POP.
Advertisements
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.
APPEARS IN
संबंधित प्रश्न
Name a calcium compound which hardens on wetting with water.
The chemical formula of plaster of Paris is ______.
State a peculiar (or remarkable) property of plaster of Paris.
What is gypsum?
Name the compound which is used in hospitals for setting fractured bones.
Name the raw material used for the preparation of plaster of Paris.
Which property of plaster of Paris is utilised in making casts for broken limbs in hospitals?
What is plaster of Paris?
How is plaster of Paris prepared? Write a 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.
- Write the chemical equation for its preparation.
- For what purpose is it used in hospitals?
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
How many molecules of water of crystallisation (per formula unit) are present in:
Gypsum
How are detergents manufactured?
At what temperature is gypsum heated to form Plaster of Paris?
______ is an important material in the construction industry.
Analogy:
Blackboard chalks: ______:: Plant growth: Epsum.
