What are biodegradable and non-biodegradable detergents ? Give one example of each. (3 marks)
Biodegradable detergents : Detergents, having straight hydrocarbon chains are easily degraded or decomposed by micro-organism, are known as biodegradable detergents.
Example : Sodium lauryl sulphate.
Non-biodegradable detergents : Detergents containing branched hydrocarbon chains and are not easily decomposed by the micro-organisms, are known as non-biodegradable detergents.
Example : Sodium 4- (1, 3, 5, 7-tetramethyloctyl) benzene sulphonate.