Which one of the following statements for the order of a reaction is incorrect?

Order can be determined only experimentally.

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Order is not influenced by stoichiometric coefficient of the reactants.

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Order of reaction is sum of power to the concentration terms of reactants to express the rate of reaction.

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Order of reaction is always whole number.

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Solution

The correct option is D Order of reaction is always whole number.
Order of the reaction may be zero, whole number or fraction number.

Option D is correct.

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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 reciprocal of time in which