AP EAMCET Engineering 20 Apr 2019 Shift 1 Paper

Identify the collect statements from the following.
l) Sulphur sol is an example of a multimolecular colloid.
II) Tyndall effect is observed when the diameter of the dispersed particles is not much smaller than the wavelength of the light used.
III) The process of removing a dissolved substance from a colloidal solution by means of diffusion through a suitable membrane is called peptization.
IV) Eosin, gelatin are examples of negatively charged sols.