Q86 / 200 · NEET 2005 · Chemistry

Which of the following forms micelles in aqueous solution above certain concentration?

  • Correct answer
    A
    Dodecyltrimethylammonium chloride
  • B
    Glucose
  • C
    Urea
  • D
    Pyridinium chloride

Solution

Surfactants detergents form micelles in aqueous solution above to their critical micelle concentration. Dodecyl trimethyl ammonium chloride is an example of cationic surfactant. Figure
Related Theory A micelle is an aggregate of surfactant molecules dispersed in a liquid, forming $a$ colloidal suspension.Figure

Hence, the correct answer is option: 'A'.

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