Urea solution

NaCl solution

Glucose solution

Starch solution

Solubility

Stability of the colloidal particles

Size of the colloidal particles

Viscosity

The magnitude of the charge on the ion alone

Size of the ion alone

Both magnitude and sign of the charge on the ion

The sign of charge on the ion alone

The value of equilibrium constant is changed in the presence of a catalyst in the reaction at equilibrium.

Enzymes catalyse mainly bio-chemical reactions.

Coenzymes increase the catalytic activity of enzyme.

Catalyst does not initiate any reaction.