Q64 of 81 Page 70

What is the role of diffusion in heterogenous catalysis?

In heterogeneous catalysis, gas is adsorbed on the surface of a solid substance by adsorption. In the same way, the product formed leaves the surface by diffusion which occurs during desorption.


More from this chapter

All 81 →
62

Give an example where physisorption changes to chemisorption with rise in temperature. Explain the reason for change.

 63

Why is desorption important for a substance to act as good catalyst?

 65

How does a solid catalyst enhance the rate of combination of gaseous molecules?

 66

Do the vital functions of the body such as digestion get affected during fever? Explain your answer.