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Surfactant detergents like dodecyl trimethyl ammonium chloride exhibit micelle formation when dissolved in water.

1. Correct.
2. Incorrect.
3. Partially correct.
4. Indeterminate.

Correct answer: Correct.

Solution

Micelle formation occurs when surfactants like dodecyl trimethyl ammonium chloride aggregate in water above the critical micelle concentration (CMC), forming structures with hydrophobic tails inward and hydrophilic heads outward.

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