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Question
What are the differences between Soap and synthetic detergent?
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Solution
| Soap | Synthetic detergent | |
| 1. | Soaps are sodium salts of fatty acids (hard soap) or potassium salts of fatty acids (soft soap). | Synthetic detergents are made up of raw materials like fats or kerosene. |
| 2. | They can be used only with soft water. | They can be used with both soft and hard water. |
RELATED QUESTIONS
Describe in brief the cleansing action of soap.
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
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