試題詳解

30. The rate law for a reaction is found to be Rate = k[A]²[B]. Which of the following mechanisms gives this rate law?

I. A+B ⇌ E (fast); E+ B → C + D (slow)

II. A + B ⇌ E (fast); E+A→C+D (slow)

III. A + A → E (slow); E+B→C+D (fast)
(A) I only;
(B) II only ;
(C) III only ;
(D) II and III. ;
(E) I and III.