Identify the statement(s) which is not correct with respect to surface penomenon.
A. if on adding electrolyte in an emulsion, the conductivity increases then it will be oil in water type emulsion.
B. Tyndall effect is observed when refractive indices of dispersed phase and dispersion medium differ largely.
C. Macromolecular colloids are generally lyophobic in nature.
D. Gases which can react with adsorbents are generally chemisorbed.
