Chemistry-(general)

NEET Chemistry (general) MCQ Question

Type: MCQ-fact-Hard-Class 12

In the reaction 2A + B → A2B, what is the order of reaction if the rate is expressed as rate = k[A][B]²?

A

Third order

B

Second order

C

First order

D

Zero order

Correct Answer

Option A

Detailed Explanation

The order of the reaction is determined by the sum of the exponents in the rate law. In this case, the order is 1 (from [A]) + 2 (from [B]) = 3, indicating a third order reaction.

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