During the kinetic study of the reaction, $2A + B \rightarrow C + D,$ following results were obtained

Run $[A]/mol\,L^{-1}$ $[B]/mol\,L^{-1}$ Initial rate of formation of $D/mol\,L^{-1}\,min^{-1}$
$I.$ $0.1$ $0.1$ $6.0 \times 10^{-3}$
$II.$ $0.3$ $0.2$ $7.2 \times 10^{-2}$
$III.$ $0.3$ $0.4$ $2.88 \times 10^{-1}$
$IV.$ $0.4$ $0.1$ $2.40 \times 10^{-2}$

Based on the above data which one of the following is correct?

  • [AIPMT 2010]
  • A

    Rate $= k[A]^2[B]$

  • B

    Rate $= k[A][B]$

  • C

    Rate $= k[A]^2[B]^2$

  • D

    Rate $= k[A][B]^2$

Similar Questions

The possible mechanism for the reaction

$2NO + Br \to 2NOBr$ is

$NO + Br_2 \rightleftharpoons NOBr_2$ (Fast)

$NOBr_2 + NO \to 2NOBr$ (Slow)

The rate law expression is

The data for the reaction $A + B \to C$ is

Exp $[A]_0$ $[B]_0$ initial rate
$1$ $0.012$ $0.035$ $0.10$
$2$ $0.024$ $0.035$ $0.80$
$3$ $0.012$ $0.070$ $0.10$
$4$ $0.024$ $0.070$ $0.80$

The three experimental data for determine the differential rate of reaction $2 NO _{( g )}+ Cl _{2( g )} \rightarrow 2 NOCl_{( g )}$ at definate temperature. are given below.

$(a)$ Calculate order of reaction.

$(b)$ Calculate value of rate constant.

$2 NO +2 H _{2} \rightarrow N _{2}+2 H _{2} O$

The above reaction has been studied at $800^{\circ} C$. The related data are given in the table below.

Reaction serial number Initial pressure of $H _{2}$ / $kPa$ Initial Pressure of $NO /$ $kPa$ Initial rate $\left(\frac{- dp }{ dt }\right) /( kPa / s )$
$1$ $65.6$ $40.0$ $0.135$
$2$ $65.6$ $20.1$ $0.033$
$3$ $38.6$ $65.6$ $0.214$
$4$ $19.2$ $65.6$ $0.106$

 The order of the reaction with respect to $NO$ is $...........$ 

  • [JEE MAIN 2022]

If $50\%$  of a reaction occurs in $100$ seconds and $75\%$ of the reaction occurs in $200$ seconds, the order of this reaction is

  • [JEE MAIN 2018]