Advertisements
Advertisements
प्रश्न
Explain why soap cannot be used in hard water.
Advertisements
उत्तर
Soaps cannot be used in hard water because they lose their cleansing property when used with it. Soaps do not form lather with hard water and instead form scum, as a result of which they lose their cleansing property.
संबंधित प्रश्न
List two problems that arise due to the use of detergents instead of soaps.
Explain the formation of scum when hard water is treated with soap.
What is saponification? Write the chemical equation of the reaction involved in this process. Name all the substances which take part in this process and also those which are formed.
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?
What is a soap?
How will you check with the help of soap powder whether water is hard?
Water, coconut oil, and _______ are necessary for soap preparation.
Analogy:
Used to join components: Adhesives:: Clean the body ______.
How does soap clean clothes?
In the soap micelles
