Q.

A reaction A2 + B2 → 2AB occurs by the following mechanism:A → A + A …                (slow)A + B2 → AB + B . . .   (fast)A + B → AB       . . .     (fast)Its order would be

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a

3/2

b

1

c

Zero

d

2

answer is B.

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Detailed Solution

Slowest step isA2 → A+A (slow)Hence, r = k[A2]Therefore, order = 1
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Get ₹ 1 crore* worth scholarship for JEE / NEET / Foundation
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Best Books for NEET
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