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Class 12thChemistryNcert Solutions Chemistry Class 12thSurface Chemistry

Sodium stearate CH?(CH?)??COO?Na? is an anionic surfactant which forms micelles in oil. Choose the correct statement for it from the following:

Option 1 - <p>It forms spherical micelles with CH₃(CH₂)₁₆- group pointing outwards on the surface of sphere.<br>&lt;!-- [if !supportLineBreakNewLine]--&gt;<br>&lt;!--[endif]--&gt;</p>
Option 2 - <p>It forms non-spherical micelles with -COO⁻ group pointing outwards on the surface<br>&lt;!-- [if !supportLineBreakNewLine]--&gt;<br>&lt;!--[endif]--&gt;</p>
Option 3 - <p>It forms spherical micelles with CH₃(CH₂)₁₆- group pointing towards the centre of sphere.<br>&lt;!-- [if !supportLineBreakNewLine]--&gt;<br>&lt;!--[endif]--&gt;</p>
Option 4 - <p>It forms non-spherical micelles with CH₃(CH₂)₁₆- group pointing towards the centre.</p>
1 Views|Posted 5 months ago
Asked by Shiksha User
1 Answer
R
5 months ago
Correct Option - 4
Detailed Solution:

[Diagram of a micelle formed by sodium stearate in oil]
Spherical micelles forms and hydrocarbon part are water repelling and attracted by oily part.

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Chemistry Ncert Solutions Class 12th 2023

Chemistry Ncert Solutions Class 12th 2023

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