1.

Differentiate on the basis of chemical composition between cationic and anionic detergents Also give one example of each category.

Answer»

Solution :Cationic detergents : These are quatenary ammonium salts of amines with acetates, chlorides or bromides an ANIONS. Cationic part possesses a long hydrocarbon chain and a POSITIVE charge on nitrogen.
Example : Cetyltrimethylammonium bromide is an example.
ANIONIC detergents : These are SODIUM salts of sulphonated long chain alcohols or hydrocarbons.
Example : `underset("Sodium laurylsulphate")(CH_(3)(CH_(2))_(10)CH_(2)OSO_(3)^(-)Na)`


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