Which of the following statements is incorrect about the collison theory of
(i) It considers reacting molecules or atoms to be hard spheres and ignores
their structural features.
(ii) Number of effective collisions determines the rate of reaction.
(iii) Collision of atoms or molecules possessing sufficient threshold energy
results into the product formation.
(iv) Molecules should collide with sufficient threshold energy and proper
orientation for the collision to be effective.
NCERT Class XII
Chemistry - Exemplar Problems
Chapter 4. Chemical Kinetics