JEE Main Chemistry question

Chemistry Chemistry in Everyday Life JEE Main

Not in JEE Main or NEET syllabus

Select the incorrect statement regarding detergents

(A)These have a non-polar organic part and a polar group
(B)These are surface active reagent
(C)These are sodium salt of fatty acidsCorrect
(D)These are not easily biodegradable

Answer: (C)

Solution

Detergents (as distinct from soaps) are generally synthetic sulphonate/sulphate salts, not sodium salts of fatty acids — that description applies to soap, making this statement incorrect for detergents. It is correct that detergents

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Question ID VK-151731