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CHEM104 Final Exam - Organic Chemistry II
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MCQS on the nomenclature, properties, and reactivity of ethers and epoxides, thiols and sulfides, conjugated dienes, benzene and other aromatic compounds, amines, aldehydes and ketones, carboxylic acids, carboxylic acid derivatives, and enols and enolates.

CHEM104 Final Exam - Organic Chemistry II
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25 Questions

1. All EAS reactions involve a 'tetrahedral' or Td intermediate. Which of the following is true of this statement?
2. An epoxide reacts with an alkoxide to give an ether plus something else:
3. Based on the outer shell hybridization of the nitrogen, amines have what geometry?
4. The carboxylic acid made by oxidation of n-butanol is called:
5. There are three types of amines that include:
6. The reactivities of substituents on aromatic rings are affected by the aromatic ring as illustrated by which of the following answers?
7. You acquire a mixture of meta- and para-fluoronitrobenzene and want to react it with a nucleophile. What should you do first?
8. Esters can be made from carboxylic acids by:
9. If you wanted to make your own soap, how would you do it?
10. A fairly general synthesis of a ketone would involve what steps?
11. You decide to make 1, 3-cyclopentadiene from cyclopentene you happen to have by:
12. Quanidine (CN3H5 with three nitrogens attached to the carbon) is a very strong base for protonation for what reason?
13. The Claissen-Schmidt reaction is a simple reaction (cyclohexanone plus 1 equivalent formaldehyde and sodium ethoxide catalyst) that forms what product?
14. Hair and skin are made of the same natural polymer as rhino horns: what is it?
15. Ethers are pretty good solvents for:
16. Of the 20 natural amino acids listed in the reading, 10 are called 'essential', meaning what?
17. Why are thiols and their anionic conjugate bases more reactive than their oxygen analogs?
18. The basic order of stability of carboxylic acids is (pick one).
19. It's possible to make a polymer from a conjugated double bond diene.Pick the right diene below and the polymer that it forms.
20. Why are carboxamides are such wonderful and useful derivatives of carboxylic acids?
21. How would you most efficiently (key word) convert an acid derivative to a primary amine?
22. Amides are derivatives of carboxylic acids that:
23. Conjugated double bonds in dienes often lead to an especially stable intermediate during reactions; pick a good explanation below for why.
24. RNA is fundamentally different from DNA in what ways?
25. The best way to describe the 'arrow' showing the mechanism of EAS is:

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