Which property of colloidal solution is independent of charge on the colloidal particles ?
Reason of Tyndall Effect -
The tyndall effect is due to the fact that colloidal particles scatter light in all directions in space. This scatterig of light illuminates the path of beam in the colloidal dispersion. The bright cone of the light is called tyndall cone.
Tyndall effect is scottering of light ia all directions by collaidal oarticles. It has nothing to do with the charge an collaidal particles.