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प्रश्न
Explain the term Tyndall effect.
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उत्तर
When a beam of light is allowed to pass through a colloidal solution, it becomes visible like a column of light. This is known as the Tyndall effect. This phenomenon takes place as particles of colloidal dimensions scatter light in all directions.
संबंधित प्रश्न
What is the reason for the stability of colloidal sols?
Give reasons for the following observations:
Brownian movement provides stability to the colloidal solution.
Explain the terms Dialysis
What happens when persistent dialysis of a colloidal solution is carried out?
Which of the following will show Tyndall effect?
The values of colligative properties of colloidal solution are of small order in comparison to those shown by true solutions of same concentration because of colloidal particles ______.
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(i) Reverse osmosis takes place.
(ii) Electroosmosis takes place.
(iii) Dispersion medium begins to move.
(iv) Dispersion medium becomes stationary.
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Give reason for the following:
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Tyndall effect is observed in
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Gold number is associated with:-
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Why a negatively charged sol is obtained when AgNO3 solution is added to KI solution?
