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Standard X

Physics

Emulsions

Correct state...

Question

Correct statement/s regarding micelle is/are
I.emulsified grease is washed away with solution
II.soap anions form spontaneously the micelle
III.micelle is an associated colloid

IV.stearate micelle constitute a non-ionic micelle

i, ii & iii

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ii &iv

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i, ii &iv

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i& iii

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Solution

The correct option is A
i, ii & iii

stearate micelle constitute anionic micelle

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Similar questions

Q. A cationic colloidal electrolyte forms micelles at

10^{- 4}

M concentration in water. If

1

^{3}

solution contains

10^{12}

micelle structure, then the number of cations involved in one micelle is:

Q. A cationic colloidal electrolyte forms micelle at

10^{- 4}

M concentration in water. If

1

^{3}

solution contains

10^{12}

micelle structures, then the number of cations involved in one micelle is _______.

Note: Write the nearest integer.

An associated colloidal system behaves as normal solution at low concentration but becomes colloidal at higher concentrations micelle formation happens because?

Q. Which part of soap

(R C O O^{-})

dissolves grease and forms micelle?

Q. Method of formation of solution is given in Column I. Match it with the type of solution given in Column II.
Column I Column II
(i) Sulphur vapours passed through cold water (p) Normal electrolyte solution
(ii) Soap mixed with water above critical micelle concentration (q) Multi molecular colloids
critical micelle concentration
(iii) White of egg whipped with water (r) Associated colloid
(iv) Soap mixed with water below (s) Macro molecular colloids
critical micelle concentration

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Correct statement/s regarding micelle is/are I.emulsified grease is washed away with solution II.soap anions form spontaneously the micelle III.micelle is an associated colloid IV.stearate micelle constitute a non-ionic micelle

The correct option is A i, ii & iii stearate micelle constitute anionic micelle

Correct statement/s regarding micelle is/are
I.emulsified grease is washed away with solution
II.soap anions form spontaneously the micelle
III.micelle is an associated colloid

IV.stearate micelle constitute a non-ionic micelle

The correct option is A
i, ii & iii

stearate micelle constitute anionic micelle