Which of the following step is the rate determining step of contact theory?
A. Diffusion of reactants to surface
B. Adsorption of reactants at the surface
C. Chemical reaction at the surface
D. Desorption of products from the surface
Answer:C
Which of the following step is the rate determining step of contact theory?
A. Diffusion of reactants to surface B. Adsorption of reactants at the surface C. Chemical reaction at the surface D. Desorption of products from the surface
Explanation: Chemical reaction at the surface is the slowest and rate determining