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प्रश्न
Differentiate between:
Detergents and Soaps.
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उत्तर
Differentiate between: Detergents and soaps
| Detergents | Soaps | ||
| i. | Detergents are generally ammonium or sulphonate salts of long-chain carboxylic acids. | i. | Soaps are sodium or potassium salts of long-chain carboxylic acids. |
| ii. | Detergents have a strong cleansing action. | ii. | Soaps have relatively weak cleansing action. |
| iii. | Oils or fats are not used in their manufacture, usually, petrochemicals are used to produce detergents. | iii. | Vegetable oils or animal fats are used along with hydroxide of sodium or potassium to manufacture soaps. |
| iv. | They function well in hard or soft water. | iv. | They do not work well in had water but work well in soft water. |
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संबंधित प्रश्न
In a locality, hard water, required for an experiment, is not available. However, the following salts are available in the school laboratory:
1. Sodium sulphate
2. Calcium sulphate
3. Magnesium chloride
4. Sodium chloride
5. Calcium chloride
6. Potassium sulphate
Which of the above salts may be dissolved in water to obtain hard water for the experiment?
(A) 2, 3 and 5
(B) 1, 2 and 5
(C) 1, 2, 4 and 6
(D) 3 and 5 only
Would you be able to check if water is hard by using a detergent?
Explain the formation of scum when hard water is treated with soap.
A student took four test tubes P, Q, R and S and filled about 8 mL of distilled water in each. After that he dissolved an equal amount of Na2SO4 in P, K2SO4 in Q, CaSO4 in R and MgSO4 in S. On adding an equal amount of soap solution and shaking each test tube well, a good amount of lather will be obtained in the test tubes:
(a) P and Q
(b) P and R
(c) P, Q and S
(d) Q, R and S
State one use of esterfication process.
Why is common salt (sodium chloride) added during the preparation of soap?
What is a detergent? Name one detergent.
What is the advantage of detergents over soaps for washing clothes? Also state one disadvantage.
The chemical which is not required for the preparation of soap in the laboratory is:
(a) vegetable oil
(b) baking soda
(c) caustic soda
(d) common salt
Consider the following oils :
(I) Mobil oil
(II) Castor oil
(III) Turpentine oil
(IV) Kerosene
(V) Mustard oil
(VI) Coconut oil
Which of these can be used for prepartion of soap?
(a) I, II, III, VI
(b) II, V, VI
(c) II, III, V, VI
(d) II, III, VI
How will you check with the help of soap powder whether water is hard?
What are the differences between Soap and synthetic detergent?
The saponification of a fat or oil is done using _____ solution for hot process.
TFM in soaps represents ______ content in soap.
Analogy:
Used to join components: Adhesives:: Clean the body ______.
How does soap clean clothes?
What are soaps?
What are the similarities between Soap and synthetic detergent.
