Explain the following terms with suitable examples.
Cationic detergents

Explanation

Cationic detergents. These are quarternary ammonium salts or amines with chlorides, bromides or acetates as anion. Cationic part has a long hydrocarbon chain and a positive charge on nitrogen atom. Cetyltrimethyl-ammonium bromide is a common cationic detergent.
` [CH_3 - [CH_2]_(15) - underset(CH_3)underset(|)overset(CH_3)overset(|)N-CH_3]^(+) Br^(-))`
Cationic detergents have. germicidal properties and are expensive. These are used in shampoos (anti-dandruff,), preparations for cleaning wounds, toilet cleaners (e.g., Harpic) etc.