CHEMISTRY · Single correct · CBSE · Chemistry · Is Matter Around Us Pure? · Is Matter Around Us Pure?
Problem
Which statement is not correct?
(1) Colloidal state is a particular state and not a class of compounds.
(2) The dispersed phase may consists of a single macro molecule or an aggregate of atoms or ions.
(3) The sol particles can be seen under microscope.
(4) Colloidal state is an intermediate (but heterogeneous) state between true solution and suspension state.