XI Chemistry Mcqs
Introduction To Chemical Kinetics – Chapter # 08 – Test 05
- Question 1 of 101. Substances, which make a catalyst more effective, are called:
Right Answer! Good
Wrong Answer Correct Answer is : Inhibitor
- Question 2 of 102. The main function of catalyst is to:
Right Answer! Good
Wrong Answer Correct Answer is : Change the energy of activation
- Question 3 of 103. A catalyst, which increase the rate of a chemical reaction without taking part itself, is called:
Right Answer! Good
Wrong Answer Correct Answer is : Positive Catalyst
- Question 4 of 104. Photochemical reactions, which proceed only under the influence of light, are:
Right Answer! Good
Wrong Answer Correct Answer is : Zero order reaction
- Question 5 of 105. In the preparation of Oxygen gas catalyst used is:
Right Answer! Good
Wrong Answer Correct Answer is : V2O5
- Question 6 of 106. In the reaction A B AB, if the concentration of A and B are increase by three times, the rate of reaction will increase:
Right Answer! Good
Wrong Answer Correct Answer is : 9 times
- Question 7 of 107. The relationship between rate of reaction and molar concentration active masses of reacting substances is summarized in:
Right Answer! Good
Wrong Answer Correct Answer is : Law of Mass Action
- Question 8 of 108. Which of the following statement is not true:
Right Answer! Good
Wrong Answer Correct Answer is : It depends have zero value
- Question 9 of 109. For a reaction system the minimum amount of energy, which molecules must have to form an activated complex, is called:
Right Answer! Good
Wrong Answer Correct Answer is : Activation energy
- Question 10 of 1010. A catalyst when present in the same phase with the reactants is called:
Right Answer! Good
Wrong Answer Correct Answer is : Homogeneous catalyst