MHT CET202520 Apr 2025Morning ShiftChemistryChemistry in Everyday LifeActual
Which from following statements is correct regarding a detergent sodium lauryl sulphate?
Options
- AIt is anionic detergent and is used in toothpaste.
- BIt is cationic detergent and is used as household detergent.
- CIt is cationic detergent and is used as hair conditioner.
- DIt is an ether and used as liquid detergent.
Correct answer
A. It is anionic detergent and is used in toothpaste.
Step-by-step solution
Sodium lauryl sulfate (SLS) has the chemical formula CH ₃( CH ₂)₁₁ OSO ₃^- Na ^+ , where the active component is the lauryl sulfate anion CH ₃( CH ₂)₁₁ OSO ₃^- . As the head group carries a negative charge, SLS is classified as an anionic detergent . Anionic detergents such as SLS are effective foaming agents and surfactants, commonly used in personal care products including shampoos, body washes, and toothpastes due to their cleansing properties. Evaluating the options: A correctly identifies SLS as an anionic det