JEE · NEET Previous Year Question
Which of the following is an anionic detergent ?
Topic: JEE PYQ
Answer: A. Full step-by-step solution below.
- ASodium lauryl sulphate
- BCetyltrimethyl ammonium bromide
- CGlyceryl oleate
- DSodium stearate
Correct answer: A
Solution
(a)Sodium lauryl sulphate = detergent, anionicCetyltrimethyl ammonium bromide = detergent, cationic
Glyceryl oleate = detergent, non-ionic
Sodium stearate = soap, anionic