Soaps and Detergents

IMPORTANT

Soaps and Detergents: Overview

This Topic covers sub-topics such as Micelles, Saponification Reaction, Formation of Micelles, Soaps and Detergents, Cleansing Agents, Structure of Micelles, Applications of Cleansing Agents and, Mechanism of Cleansing Action of Soaps and Detergents

Important Questions on Soaps and Detergents

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Soap or detergent has polar part which helps in the cleansing of clothes by which structure cleansing takes place.

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Why soaps are not considered as a effective cleansing agent in hard water?

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How soaps are formed?

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Soaps are prepared from

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Describe an activity to prepare soap from vegetable oil

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Saponification is a process that involves the conversion of fat, oil, or lipid, into soap and alcohol by the action of dilute acids.

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Write a short note on saponification reactions. 

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Name two soaps.

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 How do synthetic detergents differ from soaps? What is the cleansing action of soaps and detergents ? 
 

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 Fill in the blanks :

When treated with soap, _____ water gives scum.

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The substances which help the water to remove dirt from the surface of material are called:

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Which of the following are natural detergents?

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What are the advantages of soap?

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Soaps are not effective for washing woollen garments. Why?

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Why soap does not work well with hard water?

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Soap can't be used with hard water.

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Detergent does not form scum with _____ water.

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Which of these can be used for the preparation of soap?

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Which ions are responsible for making water hard?

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Which of the following molecular formula represents a soap?