Question

Which of the following process is not
related to heterogeneous catalysis​

Answer 1

where is the following??? kinda mention it looks like you forget !

Answer 2

Answer:

The answer will be combustion of coal(c)

we can conclude that the processes which take place with the help of catalysts are known as heterogeneous catalytic processes and those in which catalysts have no role are not kept in the category of heterogeneous catalytic processes. Thus option C is the correct answer.