Among the following, the surfactant that...

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

A

`CH_(3)(CH_(2))_(15)N^(+)(CH_(3))_(3)Br^(-)`

B

`CH_(3)(CH_(2)))_(11)OSO_(3)^(-)Na^(+)`

C

`CH_(3)(CH_(2))_(6)COO^(-)Na^(+)`

D

`CH^(3) (CH^(2))_(11) N^(+) (CH_(3))_(3) Br^(-)`

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The correct Answer is:

A

Larger the hydrocarbon chain, lesser concentration is required to form micelles.

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