KCET · Chemistry · Surface Chemistry
Which one of the following is a cationic detergent?
- A Cetyltrimethylammonium bromide
- B Sodium dodecylbenzene sulphonate
- C Dodecylbenzene sulphonic acid
- D Dodecylbenzene
Answer & Solution
Correct Answer
(A) Cetyltrimethylammonium bromide
Step-by-step Solution
Detailed explanation
Cationic detergents are quaternary ammonium salts of amines with acetates, chlorides or bromides as anions. Among the given options cetyltrimethyl ammonium bromide is a popular cationic detergent. It is used in hair conditioners.
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