End of detergents have
a. Ester group
b. Sodium sulphate
c. Aldehyde
d. Amine group
Ans. b
Explanation : A detergent molecule consists of a large hydrocarbon group that is non ionic and a sulphonate or a sulphate group that is ionic Example of detergents are sodium – n – dodecyl benzene sulphonate, sodium dodecyl sulphate etc.
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