CHEMISTRY · Single correct · A Level · Chemistry · Introduction to organic chemistry · Introduction to organic chemistry
Problem
Consider the following statements.
- I. The slow step in a reaction mechanism is called the rate-determining step.
- II. All reactions contain a transition state.
- III. All reactions contain an intermediate.
Which statement(s) is/are correct?
(1) I only
(2) I and II only
(3) I and III only
(4) II and III only