Rate law can not be determined from balanced chemical equation if ............. .

reverse reaction is involved

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it is an elementary reaction

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it is a sequence of elementary reactions

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any of the reactants is in excess

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Solution

The correct options are
A any of the reactants is in excess
C it is a sequence of elementary reactions
D reverse reaction is involved
Rate law can be determined from a balanced chemical equation only if it is an elementary reaction.
Hence, Option "A", "C" & "D" are correct answers.

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Similar questions

Rate law cannot be determined from balanced chemical equation if.....
(a) reverse reaction is involved
(b) it is an elementary reaction
(c) it is a sequence of elementary reactions
(d) any of the reactants is in excess

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. An elementary reaction was found to have a rate law of

R a t e = k [A]^{2} [B]^{2}

.
Write the reactants side of the reaction equation.

The chemical reaction $2 O_{3} \to 3 O_{2}$ involves two elementary steps :
$O_{3} f a s t - - \to O_{2} + O; O + O_{3} S l o w - -- \to 2 O_{2}$
The differential rate law expression will be :

The rate law for an elementary process can be written from the stoichiometry of the reaction.

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Rate law can not be determined from balanced chemical equation if ............. .

The correct options are A any of the reactants is in excess C it is a sequence of elementary reactions D reverse reaction is involvedRate law can be determined from a balanced chemical equation only if it is an elementary reaction.Hence, Option "A", "C" & "D" are correct answers.

The correct options are
A any of the reactants is in excess
C it is a sequence of elementary reactions
D reverse reaction is involved
Rate law can be determined from a balanced chemical equation only if it is an elementary reaction.
Hence, Option "A", "C" & "D" are correct answers.