IIT-JEE 2008 Paper 2 Offline | Surface Chemistry Question 14 | Chemistry

IIT-JEE 2008 Paper 2 Offline

MCQ (Single Correct Answer)

-1

Among the following, the surfactant that will form micelles in aqueous solution at the lowest molar concentration at ambient condition is:

CH$$_3$$(CH$$_2$$)$$_{15}$$N$$^+$$(CH$$_3$$)$$_3$$Br$$^-$$

CH$$_3$$(CH$$_2$$)$$_{11}$$OSO$$_3^-$$Na$$^+$$

CH$$_3$$(CH$$_2$$)$$_6$$COO$$^-$$Na$$^+$$

CH$$_3$$(CH$$_2$$)$$_{11}$$N$$^+$$(CH$$_3$$)$$_3$$Br$$^-$$

IIT-JEE 2007 Paper 1 Offline

MCQ (Single Correct Answer)

-1

Statement 1 : Micelles are formed by surfactant molecules above the critical micellar concentration (CMC).

Statement 2 : The conductivity of a solution having surfactant molecules decreases sharply at the CMC.

Statement 1 is True, Statement 2 is True, Statement 2 is a CORRECT explanation for Statement 1

Statement 1 is True, Statement 2 is True, Statement 2 is NOT a CORRECT explanation for Statement 1

Statement 1 is True, Statement 2 is False

Statement 1 is False, Statement 2 is True

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