Which of the following represents surfactant momecule ?

Options

A. `H_2O`
B. `C_(17)H_(35) COOH`
C. `C_(17) H_(35) COONa`
D. none of these

Answer

C

Explanation

` C_(17) H_(35) COO^-` forms a micelle as it contains hydrophobic tail ` C_(17)H_(35)` and a polar group ` - COO^-`.