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प्रश्न
What is meant by ‘surface activity’?
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उत्तर
The surface activity of a substance is the property by virtue of which it can spread on a surface. For example, soapy water easily spreads on any kind of surface and thus is used for cleaning purposes.
संबंधित प्रश्न
Why does micelle formation take place when soap is added to water? Will a micelle be formed in other solvents such as ethanol also?
Explain the formation of scum when hard water is treated with soap.
______ is better than soap for washing clothes when the water is hard.
Give any two differences between soaps and detergents.
Describe the structure of a soap molecule with the help of a diagram.
What is the difference between the chemical composition of soaps and detergents? State in brief the action of soaps in removing an oily spot from a shirt. Why are sops not considered suitable for washing where water is hard?
Differentiate between:
Detergents and Soaps.
Soaps were originally made from ______.
How does soap clean clothes?
______ molecules go and join with dirt and oil in the cloth.
