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प्रश्न
Write an answer to the following question.
Name three chemicals responsible for the surface activity of various detergents.
उत्तर
Chemicals responsible for the surface activity of various detergents are alkylbenzene sulphonate, alcohol ethoxy sulphates and alkyl sulphates.
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संबंधित प्रश्न
Both soap and detergent are some type of salts. What is the difference between them?
People use a variety of methods to wash clothes. Usually after adding the soap, they ‘beat’ the clothes on a stone, or beat it with a paddle, scrub with a brush or the mixture is agitated in a washing machine. Why is agitation necessary to get clean clothes?
Use of synthetic detergents causes pollution of water.
The chemical mostly used in the preparation of most of the soaps we use is
(a) Sodium chloride
(b) Potassium hydroxide
(c) Sodium hydroxide
(a) Potassium chloride
What is the difference between soaps and detergents? State, in brief, the cleansing action of soaps in removing an oily spot from a fabric. Why are soaps not very effective when a fabric is washed in hard water? How is this problem resolved?
How will you check with the help of soap powder whether water is hard?
What is meant by 'surface activity'?
Explain why soap cannot be used in hard water.
Explain why synthetic detergents are superior to soap.
- Write the formula and draw electron dot structure of carbon tetrachloride.
- What is saponification? Write the reaction involved in this process.
