Chemical Reaction Mechanisms 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. Which of the following statements is true about cracking?

Question 2 2. When two molecules come together to form a larger molecule, what type of organic reaction has taken place?

Question 3 3.

Based on what you've learned, what type of reaction do you think this is:

Methane reacts with bromine (Br-Br) and one of the bromines replaces a hydrogen on methane. The other bromine bonds with the leftover hydrogen that came off of methane.

Question 4 4. What type of reaction involves a free radical that starts a chain reaction that results in a bunch of monomers bonded together?

Question 5 5. Which condition will most likely favor homolytic fission of a covalent bond?

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Question 6 6. A carbocation is _____.

Question 7 7. In heterolytic fission, _____ are formed. In homolytic fission, _____ are formed.

Question 8 8. Which of the following bonds is most likely to be first broken down heterolytically during a chemical reaction?

Question 9 9. The E in E1 and E2 mechanism stands for _____.

Question 10 10. Which of the following is a characteristic of SN2 mechanisms?

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Question 11 11. Which is true of SN2 organic reaction mechanisms?

Question 12 12. For an E2 reaction, why is a trans isomer alkene formed?

Question 13 13. Which of these three species can function as a nucleophile? Hint: draw their Lewis structures, including any unshared electron pairs.

Question 14 14. What nucleophile would you use to convert methyl iodide (CH3I) to methanol (CH3OH)?

Question 15 15. Can a carbonyl compound act as a nucleophile?

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Question 16 16. What do all nucleophiles have in common?

Question 17 17. Reactions that have a reduction and oxidation, are known as what?

Question 18 18.

Based on this clue, what type of reaction do you think took place?

The products are carbon dioxide gas and alcohol.

Question 19 19. Bread dough rising is caused by which type of reaction?

Question 20 20. Which type of reaction involves an alcohol, a carboxylic acid and an ester?

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Question 21 21. Inductive effect is a _____ effect.

Question 22 22. _____ effect occurs in conjugated systems.

Question 23 23. Formic acid is _____ acidic than acetic acid.

Question 24 24. Triflouromethylamine is _____ basic than methylamine.

Question 25 25. Given the following diagram, what would you classify this molecule to be?

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Question 26 26. Which of the following would be considered to be an electrophile?

Question 27 27. In the following reaction, what would you classify to be the electrophile?

Question 28 28. Which of the following is a characteristic of a nucleophile?

Question 29 29. Which of the following are involved in organic reactions?

Question 30 30. What is the difference between homolytic fission and heterolytic fission?

Chemical Reaction Mechanisms 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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