Can You Pass This Chemical Kinetics Test? Trivia Quiz
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Chemical kinetics is a study of measuring the rates of chemical reactions. This involves calculations, which may require your mathematics knowledge. It is a good teaser to those of us who think we are super good in Chemistry and Math.
- 1.
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- A.
Rate = k [A] [B]
- B.
Rate = k [A]2 [B]
- C.
Rate = k [A] [B]2
- D.
Rate = k [A]2 [B]2
- 2.
- A.
Order can be determined experimentally
- B.
Order of a reaction is equal to the sum of the power of concentration terms in differential rate law
- C.
It is not affected with the stoichiometric coefficients of the reactants
- D.
Order can be fractional
- 3.A reaction involving two different reactants can never be:
- A.
Unimolecular Reaction
- B.
First order reaction
- C.
Second order reaction
- D.
Bimolecular reaction
- 4.
- A.
Decrease the rate of time for the conversion of X to Y.
- B.
Increase the rate of time for the conversion of X to Y.
- C.
No change in rate of time for the conversion of X to Y.
- D.
No dependency on time.
- 5.The rate of reaction between two reactants A and B decreases by a factor of 4 if the concentration of reactant B is doubled. The order of reaction with respect to reactant B is:
- A.
-1
- B.
1
- C.
-2
- D.
2
- 6.
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- A.
0
- B.
1
- C.
2
- D.
3
- 7.A reaction was found to be second order with respect to concentration of carbon monoxide. If the concentration of carbon monoxide is doubled, with everything else kept the same, the rate of reaction will:
- A.
Become three times
- B.
Increase by factor of 4
- C.
Become two times
- D.
Remains Unchanged
- 8.The rate of a chemical reaction doubles for every 10°C rise of temperature. If the temperature is raised by 50°C, the rate of the reaction increases by about:
- A.
10 times
- B.
24 times
- C.
32 times
- D.
64 times
- 9.
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Predict the order of reaction, looking onto the figure:- A.
Zero
- B.
One
- C.
Two
- D.
Three
- 10.If a reaction is 50% complete in 2 hours and 75% complete in 4 hours. What is the order of the reaction:
- A.
First order reaction
- B.
Third order reaction
- C.
Zero order reaction
- D.
Second order reaction
- 11.
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In the reaction: BrO3– (aq) + 5Br– (aq) + 6H+ 3Br2 (l) + 3H2O(l) The rate of appearance of bromine (Br2) is related to the rate of disappearance of bromide ions as- A.
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- B.
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- C.
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- D.
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- 12.
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For the reaction: 2A + B 3C + D Which of the following does not express the reaction rate?- A.
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- B.
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- C.
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- D.
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- 13.
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- A.
1.73 x 10-4 M min-1
- B.
1.73 x 10-5 M min-1
- C.
3.47 x 10-5 M min-1
- D.
3.47 x 10-4 M min-1
- 14.
- A.
6/RT
- B.
P is required
- C.
Different from Ea obtained in laboratory
- D.
Can’t say anything
- 15.
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- A.
1.25 x 10-2 mol L-1 s-1 and 3.125 x 10-3 mol L-1 s-1
- B.
1.25 x 10-3 mol L-1 s-1 and 3.125 x 10-3 mol L-1 s-1
- C.
6.25 x 10-2 mol L-1 s-1 and 3.125 x 10-3 mol L-1 s-1
- D.
6.25 x 10-3 mol L-1 s-1 and 3.125 x 10-3 mol L-1 s-1
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