Question

The cleaning action of a soap is due to soap lather, which reduced the interfacial tension and solubilises the oily dirt into the water by emulsification.

• A. True
• B. False

Answer 1

The correct option is A True

The cleansing action of soap is due to soap lather, when reduced the interfacial tension and solubilises the oily dirt into water by emulsification.

hard water cannot form lather with soap and hence soaps are not functional in water.

So, the above statement is true.