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Collision theory is applicable to _____ reactions.

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Important Questions on Chemical Kinetics

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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 14 - Chemical Kinetics>Critical Thinking>Q 36
If x is the fraction of molecules having energy greater than Ea, the relation between the two will be given by _____.
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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 14 - Chemical Kinetics>Critical Thinking>Q 37
Energy of activation of an exothermic reaction is _____.
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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 14 - Chemical Kinetics>Critical Thinking>Q 39

In the accompanied diagram, ER, EP and EX represent the energy of the reactants, products and activated complex, respectively. Which of the following is the activation energy for the backward reaction?

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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 14 - Chemical Kinetics>Critical Thinking>Q 41
The rate constant k' of one of the reaction is found to be double that of the rate constant k'' of another reaction. Then, the relationship between the corresponding activation energies of the two reactions (Ea' and Ea'') can be represented as _____.
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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 14 - Chemical Kinetics>Critical Thinking>Q 42
What happens when the temperature of a solution is increased from 25°C to 52°C?
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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 14 - Chemical Kinetics>Critical Thinking>Q 44
The rate constant is given by the equation k=pze-EaRT. Which factor should register a decrease for the reaction to proceed more rapidly?
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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 14 - Chemical Kinetics>Critical Thinking>Q 45
The rate constants at 27°C and 67°C for the dissociation of N2O5 are 3.45 × 10-5 and 6.90 × 10-3 respectively. What is the activation energy for the dissociation of N2O5?
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MHT-CET TRIUMPH Chemistry Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 14 - Chemical Kinetics>Critical Thinking>Q 46
Which of the following is NOT the function of catalyst?