Question

Assertion the action of soap and detergent is based on the presence of both hydrophobic and hydrophilic group in the molecule and this helps to emulsify the oil dirt and hence its removal reason the cleaning action of detergents is better than soaps

Answer 1

Answer:

the assertion and reason both are correct but reason is not the explanation of assertion

Explanation:

detergents contain synthetic compounds which increases its cleansing action but soap has organic carbon chain therefore inefficiency of soap over detergent is seen

Answer 2

Answer:

$<font color ="red">$

The cleansing action of both soaps and detergents results from their ability to lower the surface tension of water, to emulsify oil or grease and to hold them in a suspension in water. This ability is due to the structure of soaps and detergents. In water, a sodium soap dissolves to form soap anions and sodium cations.