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प्रश्न
What are the differences between Soap and synthetic detergent?
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उत्तर
| 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. |
संबंधित प्रश्न
A student takes four test tubes marked P, Q, R and S of 25 mL capacity and fills 10 mL of distilled water in each. He dissolves one spoon full of four different salts in each as − KCl in P, NaCl in Q, CaCl2 in R and MgCl2 in S. He then adds about 2 mL of a sample of soap solution to each of the above test tubes. On shaking the contents of each of the test tubes, he is likely to observe a good amount of lather (foam) in the test tubes marked
(a) P and Q
(b) R and S
(c) P, Q and R
(d) P, Q and S
Explain the formation of scum when hard water is treated with soap.
What change will you observe if you test soap with litmus paper (red and blue)?
Use of synthetic detergents causes pollution of water.
Explain the process of preparation of soap in laboratory.
How is soap made? Write a word equation involved in soap making.
The soap molecule has a ______.
Water, coconut oil, and _______ are necessary for soap preparation.
We are using ______ to remove strong stains on the clothes.
- Write the formula and draw electron dot structure of carbon tetrachloride.
- What is saponification? Write the reaction involved in this process.
