Question

The reaction: A2+ B2 → 2AB, is bound to obey
the following mechanism
A2——> A+A (fast)
A+B2——->AB + B (slow)
A+
B —->AB (fast)
The order of overall reaction is
(1) 3
(2) 2
(3) 2.5
(4) 1.5​

Answer 1

The reaction: A2+ B2 → 2AB, is bound to obey

the following mechanism

A2——> A+A (fast)

A+B2——->AB + B (slow)

A+

B —->AB (fast)

The order of overall reaction is

(1) 3

(2) 2

(3) 2.5✔️✔️✔️

(4) 1.5