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प्रश्न
How are detergents manufactured?
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उत्तर
Manufacture of Detergents:-
- Materials used:
Acid slurry, Soda ash (or) Sodium Carbonate, Trisodium phosphate (TSP), sodium tripolyphosphate (STPP), Carboxy Methyl Chloride (or) Cellulose, Glauber’s salt, color perfume, and brightner. -
Preparation:
- The acid slurry is first neutralized.
- Then neutralized Acid Slurry is mixed with Soda ash and kept for one hour for completion of the reaction.
- Other ingredients such as Trisodium phosphate (TSP), Sodium tripolyphosphate (STPP), Carboxy Methyl Chloride (or) Cellulose, Glauber’s salt, colour, perfume, brightner are then blended into the neutralized Acid Slurry with continuous mixing.
- Then the mixture is dried.
- Now we get detergent powder.
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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.
What is the commercial name of calcium sulphate hemihydrate?
What will happen if heating is not controlled while preparing plaster of Paris?
Name the compound which is used in hospitals for setting fractured bones.
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
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?
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?
At what temperature is gypsum heated to form Plaster of Paris?
