Question

What are anionic detergents? Give an example ?

Answer 1

Anionic detergents: The detergents are sodium salts of sulphonated long chain alcohols or hydrocarbons.

Anionic detergents are of two types:

1. Sodium alkyl sulphates: Sodium lauryl sulphate (C₁₁H₂₃CH₂OSO₃⁻Na⁺) and sodium stearyl sulphate (C₁₇H₃₅CH₂OSO₃⁻Na⁺).

2. Sodium alkylbenzenesulphonates: Sodium 4-(1-dodecy) benzenesulphonate (SDS)