Question

explain homogeneous and heterogeneous catalyst

Answer 1

if the catalyst is present in the same phase as reactants it is called homogenous catalyst.
is the catalyst is present in different phase as reactants it is called heterogeneous catalyst.

Answer 2

Catalysts can be divided into two main types -heterogeneous and homogeneous. In aheterogeneous reaction, the catalyst is in a different phase from the reactants. In a homogeneousreaction, the catalyst is in the same phase as the reactants.