Sodium stearate

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Question:
Sodium stearate anionic surfactant which forms micelles in oil.

Choose the correct statement for it from the following :

It forms spherical micelles with $\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{16}-$ group pointing towards the centre of sphere.
It forms non-spherical micelles with $-\mathrm{COO}^{-}$ group pointing outwards on the surface.
It forms spherical micelles with $\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{16}-$ group pointing outwards on the surface of sphere
It forms non-spherical micelles with $\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{16}$-group pointing towards the centre.

Correct Option: 1

Solution:

Forms spherical micelles with $\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{16}$ group pointing towards the centre of sphere