1.

Which of the following will show Tyndall effect?

Answer»

Aqueous SOLUTION of soap below critical micelle concentration 
Aqueous solution of soap above critical micelle concentration 
Aqueous solution of sodium chloride 
Aqueous solution of SUGAR 

Solution :Above critical micelle concentration (CMC), soap MOLECULES aggregates to FORM a micelle which behaves as a COLLOID and thus it shows Tyndall effect.


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