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प्रश्न
Why is it safer to use soap from the environmental point of view?
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उत्तर
Soaps are biodegradable. The detergents are quite stable and are non-biodegradable because of branching in hydrocarbon chain hence cause water pollution. Therefore, it is safer to use soap from the environmental point of view.
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संबंधित प्रश्न
Explain cationic detergents.
Why is bithional added to soap?
What is a soap ?
Write the chemical equation for preparing sodium soap from Glyceryl palmitate . Structural formulae of the compounds are given below.
(C15H31COO)3C3H5 – Glyceryl palmitate
Following type of nom-ionic detergents are present in liquid detergents, emulsifying agents and wetting agents. Label the hydrophilic and hydrophobic parts in the molecule. Identify the functional group (s) present in the molecule.
Can you use soaps and synthetic detergents to check the hardness of water?
How soap is prepared?
Which of the following enhances leathering property of soap?
Glycerol is added to soap. It functions ______.
If soap has high alkali content it irritates skin. How can the amount of excess alkali be determined? What can be the source of excess alkali?
How are transparent soaps manufactured?
What are fillers and what role these fillers play in soap?
Match the soaps given in Column I with items given in Column II.
| Column I | Column II |
| (i) Soap chips | (a) dried miniature soap bubbles |
| (ii) Soap granules | (b) small broken pieces of soap formed from melted soaps |
| (iii) Soap powder | (c) soap powder + abrasives + builders \[\ce{(Na2CO3,Na3PO4)}\] |
| (iv) Scouring soap | (d) soap powder + builders like \[\ce{Na2CO3}\] and \[\ce{Na3PO4}\] |
Assertion: Transparent soaps are made by dissolving soaps in ethanol.
Reason: Ethanol makes things invisible.
Assertion: Sodium chloride is added to precipitate soap after saponification.
Reason: Hydrolysis of esters of long-chain fatty acids by alkali produces soap in colloidal form.
Which of the following is not a correct statement?
