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- How to solve this problem- At CMC the surfactant molecules
- #Birla Institute of Technology & Science Admission Test
- #Chemistry
- #Chemical Kinetics and Surface Chemistry
- #Engineering
At CMC the surfactant molecules
- Option 1)
Decompose
- Option 2)
Dissolve Completely
- Option 3)
Associate
- Option 4)
Dissociate
Answers (1)
As we learned in concept
Associated Colloids (Micelles) -
There are some substances which at low concentrations behave as normal strong electrolytes, but at higher concentration exhibit colloidal behaviour due to the formation of aggregates. The aggregate molecule thus formed are called micelles.
-
At lower concentrations, the surfactants behave as normal strong electrolytes but once the concentration crosses critical micelle concentration, the surfactant molecules start associating to form aggregates and each aggregate molecule is called a micelle.
Option 1)
Decompose
Incorrect option
Option 2)
Dissolve Completely
Incorrect option
Option 3)
Associate
Correct option
Option 4)
Dissociate
Incorrect option
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