Steps in a Heterogeneous Catalytic Reaction

6 KINETICS OF SURFACE REACTIONS 9.6.1 Steps in a Heterogeneous Catalytic Reaction 

The Physical Chemistry of Materials Energy and Environmental Applications 

The whole heterogeneous catalytic process, where the reactant and products are fluids proceed, in general, through the following steps  

Diffusion of the reactant molecule or molecules to the solid catalyst 

Chemical reaction between the molecules adsorbed on neighboring locations 

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