Which of the following statements is incorrect?

  • A
    The rate law for any reaction cannot be determined experimentally.
  • B
    Complex reactions have fractional order.
  • C
    Bimolecular reactions involve simultaneous collision between two species.
  • D
    Molecularity is only applicable for elementary reactions.

Explore More

Similar Questions

Which one of the following is wrong about molecularity of a reaction?

For the reaction $A_2 + B_2 \to 2AB$,the experimental data is given below. Determine the order of the reaction.
Experiment No. $[A_2] \text{ (M)}$ $[B_2] \text{ (M)}$ Rate $(M \cdot s^{-1})$
$1$ $0.1$ $0.1$ $1.6 \times 10^{-4}$
$2$ $0.1$ $0.2$ $3.2 \times 10^{-4}$
$3$ $0.2$ $0.1$ $3.2 \times 10^{-4}$

For which type of reactions,order and molecularity have the same value?

For the hypothetical reaction $2X + G \to Q + 2M$,the rate expression is $\frac{d[Q]}{dt} = k[X]^2$. Which of the following is the most likely mechanism?

Difficult
View Solution

The reaction $N_2O_5$ (in $CCl_4$ solution) $\to 2NO_2$ (solution) $+ \frac{1}{2}O_{2(g)}$ is of first order in $N_2O_5$ with rate constant $6.2 \times 10^{-1} \, s^{-1}$. What is the value of the rate of reaction when $[N_2O_5] = 1.25 \, mol \, L^{-1}$?

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo