Chemistry Kinetics Lesson Plans Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. What is a reaction mechanism?

Question 2 2. What makes the statement 'the presence of a catalyst will slow down a reaction' incorrect?

Question 3 3. What molecule in our bodies is a catalyst?

Question 4 4. If a chemical reaction has an activation energy of 500 J, and its reactants are assembled with 250 J of energy, what will happen? Why?

Question 5 5. If a scientist induces a chemical reaction, and finds that the reactants and products exist in a single phase, then what did the scientist observe?

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Question 6 6. If you wanted to decrease the rate of reaction, what action would you need to take?

Question 7 7. What is the frequency factor?

Question 8 8. If a scientist is trying to determine the reaction order for a given reaction, then what's the most effective means to figure it out?

Question 9 9. What is a catalyst?

Question 10 10. What is the Arrhenius equation?

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Question 11 11. How does an increase in temperature affect the rate of a reaction?

Question 12 12. If we know that manganese dioxide is a catalyst in the decomposition of hydrogen peroxide, then how does manganese dioxide affect this reaction?

Question 13 13. In the rate law (Rate = k x A), what does the A stand for?

Question 14 14. What are intermediates?

Question 15 15. What is an activated complex?

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Question 16 16. What is the rate law?

Question 17 17. In the reaction A = B, if the rate quadruples for every doubling of A, then what is the reaction order?

Question 18 18. What does the k stand for in the rate law equation?

Question 19 19. How is reaction rate measured?

Question 20 20. What does an increase in temperature do to the reaction rate?

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Question 21 21. If the exponential factor is close to 1, what is known about the activation energy and temperature?

Question 22 22. What is the rate-determining step?

Question 23 23. What does the m stand for in the rate law equation?

Question 24 24. Suppose you were teaching a science class to middle school students. Because you want to show them an impressive chemical reaction, you decide to dissolve zinc in hydrochloric acid. You add more acid than usual and throw in pieces of zinc. What factor is not going to impact the reaction rate?

Question 25 25. How might the exponential factor equal one?

Chemistry Kinetics Lesson Plans Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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