Which of the following statements is incorrect for the order of reaction:

Order of reaction is not affected with the stoichiometric coefficients of the reactants.

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Order of reaction is equal to the sum of the power of concentration terms in differential rate law.

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Order of a reaction cannot be fractional.

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Order of reaction can be determined experimentally.

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Solution

The correct option is C
Order of a reaction cannot be fractional.

Order of a reaction can be 0, 1, 2, 3 and even a fraction.

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Similar questions

Which of the following statements is not correct about order of a reaction ?
(a) The order of a reaction can be fractional number
(b) Order of a reaction is experimentally determined quantity
(c) The order of reaction is always equal to the sum of the stoichiometric coefficients of reactants in the balanced chemical equation for a reaction
(d) The order of a reaction is the sum of the powers of molar concentration of the reactants in the rate law expression.

Q. Consider the following statements:
1. The rate of reaction is always proportional to the concentration of reactants.
2. The order of an elementary chemical reaction step can be determined by examining its stoichiometry.
3. The first order reactions follow an exponential time course.
Of these statements:

Q. Assertion :The order of reaction is equal to molecularity of simple reactions. Reason: Molecularity of the reaction can not be fractional.

Q. A reaction is first order with respect to the reactant A and second order with respect to the reactant B in a reaction