NEETChemistry-Chemical Kinetics

NEET Chemistry Rate Laws MCQ Question

Type: MCQ-numerical-Medium-Class 12

Compounds 'A' and 'B' react according to the following chemical equation. A(g) + 2B(g) → C(g) Concentration of either 'A' or 'B' were changed keeping the concentrations of one of the reactants constant and rates were measured as a function of initial concentration. Following results were obtained. Choose the correct option for the rate equations for this reaction.

A

Rate = k[A]²[B]

B

Rate = k[A][B]²

C

Rate = k[A][B]

D

Rate = k[A]²[B]⁰

Correct Answer

Option C

Detailed Explanation

The rate law is determined experimentally. Based on the data provided, the rate is directly proportional to both [A] and [B], indicating a first-order dependence on both.

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