MHT CET 2025 Chemistry question

Chemistry Chemistry in Everyday Life MHT CET 2025

Not in JEE Main or NEET syllabus

Which from following statements is correct regarding a detergent sodium lauryl sulphate ?

(A)It is anionic detergent and is used in toothpasteCorrect
(B)It is cationic detergent and is used as household detergent
(C)It is cationic detergent and is used as hair conditioner
(D)It is an ether and used as liquid detergent

Answer: (A)

Solution

Sodium lauryl sulphate, \mathrm{CH_3(CH_2)_{11}OSO_3^-Na^+}, is the sodium salt of the sulphate ester of lauryl alcohol. Its hydrophilic head is the negatively charged sulphate group, so it is an anionic detergent, and it is used as a foaming agent in

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Question ID VK-101310