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The Tyandall effect is observed only whe...

The Tyandall effect is observed only when following conditions are satisfied
(a) The diameter of the dspersed particle is much smaller than the wavelength of the light used
(b) The diameter of the dispersed particles isnot much smaller than the wavelength of the light uses
(c ) The refractive indices of the dispersed phase and sispersion medium are almost similar in magnitude.
(d) The refractive indices of the dispersed phase and the dispersion medium differ greatly in magnitude.

A

A and C

B

B and C

C

A and D

D

B and D

Text Solution

Verified by Experts

The correct Answer is:
D
Conditions (B) and (D) must be satisfied. For details, consult section. 20
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The Tyndall effect is observed only when following conditions are satisfied : (a) The diameter of the dispersed particles is much smaller than the wavelength of the light used. (b) The diameter of the dispersed particles is not much smaller than the wavelength of the light used (c) The refractive indices of the dispersed phase and dispersion medium are almost similar in magnitude. (d) The refractive indices of the dispersed phase and dispersion medium differ greatly in magnitude.

The Tyndall effect is observed only when following conditions are satisfied: (A) the diameter of the dispersed particles is much smaller than the wavelength of the light used. (B) the diameter of the dispersed particle is not much smaller than the wavelength of the light use (C) the refreactive indices of the dispersed phase and dispersion medium are almost similar in magnitude (D) the refractive indices of the dispersed phase and dispersion medium differ greatly in magnitude.

Tyndall effect is observed only when following conditions are satisfied: a) the diameter of the dispersed particles is much smaller than the wavelenght of the light used. b) the diameter of the dispersed particles is not much smaller than the wavelengh of the light used c) the refractive indices of the dispersed phase and dispersion medium are almost similar in magnitude. d) the refractive indices of the dispersed phase and dispersion medium differ greatly in magnitude

What is the dispersed phase and dispersion medium in gel?

Dispersed phase and sispersion medium for fog are :

DINESH PUBLICATION-SURFACE CHEMISTRY -JEE (MAIN) & OTHER ENGINEERING ENTRANCE EXAMINATIONS
  1. which one is an example of multimolecular coloid system?

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  2. The stabilization of a lyophobic colloid is due to :

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  3. …….. Is the gold number of hydrophilic colloid, greater is its pro...

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  4. For Freundlich isotherm, a groph of log x/m is plotted against log p.

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  5. Which of the following colloieds cannot be easily coagulated ?

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  6. Which of the following curves is in accordance with Freundlich adsorpt...

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  7. 3 g of activated charcoal was added to 50 mL of acetic acid solution (...

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  8. Dispersed phase and sispersion medium for fog are :

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  9. Which of the following statements is not correct ?

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  10. Aqueous solution of raw sugar (generally brown) when passed over beds ...

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  11. At a given temperature nd pressure, adsorption of which gas out of the...

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  12. Which of the following is the most effective in c ausing coagulation o...

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  13. For a linear plot of log (x/m) versus log p in a Freundlich adsorption...

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  14. Point out the false statement.

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  15. Which is not correct statement in respect to chemisorption?

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  16. The charge on As(2)S(3) sol is due to:

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  17. Which of the following is not favourable condition for physical adsorp...

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  18. The Tyandall effect is observed only when following conditions are sat...

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  19. Gold sol is not s

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  20. Which of the following statement is true regarding chemosorption of ga...

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