Chemistry Reaction Kinetics Test Online Mcqs Preparation

Chemistry Reaction Kinetics Test Online Mcqs Preparation With Answers Start Below

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Question 1 of 15

1. For the 1st order decomposition reaction 2N2O5 (g) → 4NO2(g) + O2(g) the half life is given as:
A.
B.
C.
D.

Question 1 of 15

Question 2 of 15

2. If the energy of the activated complex lies close to energy of reactants, it means that reaction is
A.
B.
C.
D.

Question 2 of 15

Question 3 of 15

3. Slope of the curve between 1/T and log k gives:
A.
B.
C.
D.

Question 3 of 15

Question 4 of 15

4. The half life time for a 1st order decomposition of a substance dissolved in CCl4 is 2.5 hours at 30°C. The amount of substance left after 10 hours if the initial weight of the substance is 160g:
A.
B.
C.
D.

Question 4 of 15

Question 5 of 15

5. Oxidation of SO2(g) in the presence of V2O5(s) is an example of:
A.
B.
C.
D.

Question 5 of 15

Question 6 of 15

6. The 2nd order reaction becomes 1st when:
A.
B.
C.
D.

Question 6 of 15

Question 7 of 15

7. The unit of rate constant depends on?
A.
B.
C.
D.

Question 7 of 15

Question 8 of 15

8. Which one of the following is correct about following reaction if iron is not 100% pure?
2Fe + 3H2O + O2 → Fe2O3.3H2O
A.
B.
C.
D.

Question 8 of 15

Question 9 of 15

9. For a chemical reaction to occur
A.
B.
C.
D.

Question 9 of 15

Question 10 of 15

10. The specific rate constant of chemical reaction is the rate of the reaction when the concentration of the reactant is:
A.
B.
C.
D.

Question 10 of 15

Question 11 of 15

11. Which one affects the specific rate constant?
A.
B.
C.
D.

Question 11 of 15

Question 12 of 15

12. Oxidation of SO2(g) in the presence of NO(g) catalyst is an example of:
A.
B.
C.
D.

Question 12 of 15

Question 13 of 15

13. The rate expression for a reaction A+B → products is rate = k [A]2/3 [B]-1/2 the order of reaction is
A.
B.
C.
D.

Question 13 of 15

Question 14 of 15

14. The unit of rate constant is the same as that of the rate of reaction in:
A.
B.
C.
D.

Question 14 of 15

Question 15 of 15

15. Ea appears as a potential energy hill between _________ for carrying out the reaction:
A.
B.
C.
D.

Question 15 of 15


 

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