Reaction Kinetics in Chemistry Mcqs

Our collections of Multiple choice questions and answers focuses on study of Reaction Kinetics in Chemistry. These questions are chosen from a collection of most authoritative and best reference books on Chemistry. Our aim is to prepare an individual for competitive exams like NTS, GAT, ECAT, MDCAT, Teaching jobs Tests and Chemical industry job interviews. One should practice our Mcqs to assimilate Reaction Kinetics in Chemistry comprehensively.

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31.
A substance which increases the reactivity of enzyme is called

Promoters

Inhibitors

Stimulators

Non-activators

32.
Addition of tetraethyl lead in petrol is example of

Ve catalysis

?ve catalysis

Auto catalysis

Anti catalysis

33.
When a product acts as catalyst then it is called

Autocatalsis

?ve catalysis

Ve catalysis

Self catalysis

35.
When the reaction completes in more than one steps rate of reaction will be determined by

Fast step

Slowest step

All steps

Molecularity of the reaction

36.
For determining the order of reaction we use

Refractometric method

Dilatometric method

Optical activity method

Half life method

37.
Energy of activation for backward reaction is less than forward reaction for ________ reaction

Endothermic

Exothermic

Moderate

Fast

39.
Which statement is incorrect about catalyst

It is used in smaller amount

Decrease activation energy

Specific in action

It affects specific rate constant

40.
Which of the following type of reaction is 3rd order reaction

2N2O5 = 2N2O4 + O3

NO + O3 ? NO2 + O2

2FeCl3 + 6KI ? 2FeI2 + 6KCl + I2

None of these

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