(D) The correct answer is $(D)$.Order of a reaction is an experimental quantity and it can be zero,an integer,or even a fractional value.Therefore,the

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

(D) The correct answer is $(D)$.Order of a reaction is an experimental quantity and it can be zero,an integer,or even a fractional value.Therefore,the statement that order cannot be fractional is incorrect.

Class 12 Chemistry Chemical Kinetics Rate law , Rate constant , Order of Reaction and Molecularity

Easy

Which one of the following statements regarding the order of a reaction is not correct?

IIT 2005 All IIT

A
Order can be determined experimentally.
B
Order of reaction is equal to the sum of the powers of concentration terms in the differential rate law.
C
It is not affected by the stoichiometric coefficients of the reactants.
D
Order cannot be fractional.

Explore More

Browse All

Question Bank

All Subjects

Class 12 Questions

Class 12

Chemistry Questions

Chapter

Chemical Kinetics

Subtopic

Rate law , Rate constant , Order of Reaction and Molecularity

Previous Year

IIT 2005 Paper All IIT years →

$A$ reaction is first order in $A$ and second order in $B$.
$(i)$ Write the differential rate equation.
$(ii)$ How is the rate affected on increasing the concentration of $B$ three times?
$(iii)$ How is the rate affected when the concentrations of both $A$ and $B$ are doubled?

Difficult

View Solution

The rate law equation for a reaction between $A$,$B$ and $C$ is $r = k[A][B][C]^2$. What will be the new rate of reaction if the concentration of both $A$ and $B$ are doubled (in $r$)?

MediumMHT CET 2021

View Solution

$A_{(g)} + 2B_{(g)} \to$ product is an elementary reaction. Which of the following is incorrect?

Medium

View Solution

In a reaction,the concentration of reactant is increased two times and three times,then the increases in the rate of reaction were four times and nine times respectively. The order of reaction is:

Medium

View Solution

$A$ student has studied the decomposition of a gas $AB_3$ at $25^{\circ} C$. He obtained the following data.

$p \ (mm \ Hg)$ $50$ $100$ $200$ $400$

Relative $t_{1/2} \ (s)$ $4$ $2$ $1$ $0.5$

The order of the reaction is

DifficultJEE MAIN 2023

View Solution

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

$p \ (mm \ Hg)$	$50$	$100$	$200$	$400$
Relative $t_{1/2} \ (s)$	$4$	$2$	$1$	$0.5$

Which one of the following statements regarding the order of a reaction is not correct?

Similar Questions

$A$ reaction is first order in $A$ and second order in $B$.$(i)$ Write the differential rate equation.$(ii)$ How is the rate affected on increasing the concentration of $B$ three times?$(iii)$ How is the rate affected when the concentrations of both $A$ and $B$ are doubled?

The rate law equation for a reaction between $A$,$B$ and $C$ is $r = k[A][B][C]^2$. What will be the new rate of reaction if the concentration of both $A$ and $B$ are doubled (in $r$)?

$A_{(g)} + 2B_{(g)} \to$ product is an elementary reaction. Which of the following is incorrect?

In a reaction,the concentration of reactant is increased two times and three times,then the increases in the rate of reaction were four times and nine times respectively. The order of reaction is:

$A$ student has studied the decomposition of a gas $AB_3$ at $25^{\circ} C$. He obtained the following data. $p \ (mm \ Hg)$ $50$ $100$ $200$ $400$ Relative $t_{1/2} \ (s)$ $4$ $2$ $1$ $0.5$ The order of the reaction is

Vedclass Test Series

Exam Paper Generator

Online Exam Module

$A$ reaction is first order in $A$ and second order in $B$.
$(i)$ Write the differential rate equation.
$(ii)$ How is the rate affected on increasing the concentration of $B$ three times?
$(iii)$ How is the rate affected when the concentrations of both $A$ and $B$ are doubled?

$A$ student has studied the decomposition of a gas $AB_3$ at $25^{\circ} C$. He obtained the following data.

$p \ (mm \ Hg)$ $50$ $100$ $200$ $400$

Relative $t_{1/2} \ (s)$ $4$ $2$ $1$ $0.5$

The order of the reaction is