
In which of the following, Tyndall effect is not observed?

Important Questions on Surface Chemistry









The correct order of their coagulating power is








The diameter of the dispersed particles is much smaller than the wavelength of the light used.
The diameter of the dispersed particle is not much smaller than the wavelength of the light used.
The refractive indices of the dispersed phase and dispersion medium are almost similar in magnitude.
The refractive indices of the dispersed phase and dispersion medium differ greatly in magnitude.


