Question

What happens during reversible reactions?

(a) Both forward and backward happens simultaneously

(b) Only forward reaction

(c) Only backward reaction

(d) No reaction take place

This question was posed to me during an interview.

The question is from Types of Reactions topic in portion Chemical Process Kinetics of Unit Processes

Answer 1

Correct option is (a) Both forward and backward happens simultaneously

To explain: During reversible reaction forward and reverse reaction takes place simultaneously.

                        H2 + O2   2H2O.