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Question
Which of the following will show Tyndall effect?
Options
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
Aqueous solution of soap above critical micelle concentration.
Explanation:
Aqueous solution of soap above critical micelle concentration leads to the formation of colloidal solution. Tyndall effect is a characteristic of colloidal solution in which colloidal particles show a coloured appearance when sunlight is passes through it and seen perpendicularly.
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