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CHEM201 Final Exam - Advanced Organic Chemistry
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MCQs on organic chemistry, and the topics being covered include ylides, benzynes, free radicals, stereochemistry, reaction mechanisms and kinetics, organometallics, and heterocyclic compounds.
 

CHEM201 Final Exam - Advanced Organic Chemistry
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25 Questions

1. 1-chloro-3-methylhexane undergoes SN2 reaction with sodium ethoxide.This reaction yields low amount of products.However, addition of small amounts of sodium iodide increases the rate of the reaction.Why?
2. The Grignard reaction is an important reaction to provide which of the following?
3. What is the name of the following heterocycle?
4. Which of the following compound h as the IUPAC name of (2R, 3R)-2, 3-dihydroxybutane?
5. Which of the following molecules is a sulfur ylide?
6. Which of the following compounds is chiral?
7. Which of the following molecules will NOT be a product of the following reaction?
8. Which of the heterocyclic compounds shown below is most basic?
9. Vinyl chloride, shown below, does not react with sodium hydroxide in SN2 reactions.Why?
10. What is the major product of the following reaction?
11. Chain reactions involving free-radicals occur in which of the following orders?
12. What is the name of the following heterocycle?
13. What is the name of the following heterocycle?
14. What is organometallic chemistry?
15. What are common methods for preparing benzyne?
16. What happens to the chiral center when (R)-3-methyl-3-phenyl-4-heptanone reacts with phenylmagnesium bromide?
17. Which of the following molecules is an heterocycle?
18. Given that the energy of a CH3-H bond is 104 kcal/mol and that of an HO-H bond is 119 kcal/mol, what is the bond dissociation energy of the following reaction?
19. Which of the following heterocycles is most basic?
20. Provide the IUPAC name, including stereochemical designation, for the following molecule.
21. Which of the following six-carbon molecules will form a single chlorinated compound when reacting with chlorine in presence of light.
22. Which of the following is NOT a method for generating free radicals?
23. Which reagent is best for the reaction below?
24. What is the relationship between the two compounds below?
25. Which of the following molecules is a nitrogen ylide?