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Assertion (A): Micelles are formed by su...

Assertion (A): Micelles are formed by surfactant molecules above the critical micellization concentration `(CMC)` .
Reason(R): The conductivity of a solution having surfactant molecules decreases sharply at the `CMC` .

A

If assertion is true but the reason is false.

B

If assertion is false but the reason in true.

C

If both assertion and reason are true and the reason is a correct explanation of assertion

D

If both assertion and reason are true but reason is not a correct explanation of assertion.

Text Solution

Verified by Experts

The correct Answer is:
B
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each question constain STATEMENT-1(Assertion ) and STATEMENT - 2 (reason). examine the statement carefully and work the correct answer accoridng to the instructions given below : STATEMENT-1: Micelles are formed by surfactant molecules above the critical micelle concentartion (CMC). STATEMENT-2: The conductivity of a solution having surfactant molecules decrease sharply at the CMC.

Below critical micelle concentration (CMC):