JEE Main Chemistry question

Chemistry Chemistry in Everyday Life JEE Main

Not in JEE Main or NEET syllabus

Detergents are better cleansing agents than soaps because:

(A)They wash clothes better
(B)They absorb the hardness of water
(C)They are less affected by hard waterCorrect
(D)They are less soapy

Answer: (C)

Solution

Synthetic detergents are the sodium/potassium salts of long-chain sulphonic acids or alkyl sulphates, whose calcium/magnesium salts remain soluble in water (unlike soap's calcium/magnesium salts, which

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Question ID VK-150903