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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. Do eletrophilic compounds always react at the sulfur, no matter what?
2. A general synthesis of carboxylic acids involves:
3. Based on the outer shell hybridization of the nitrogen, amines have what geometry?
4. Pyridine is an aromatic amine: what is its structure and is it basic?
5. Butyl amine and acetic acid will react:
6. The acidity of a proton (hydrogen) alpha to most carbonyl compounds is around pKa = 25, but drops to what with two carbonyls attached to the same sp3 carbon with a hydrogen?
7. Carboxylic acids have a unique combination of:
8. Almost all EAS reactions require a catalyst because (pick the best answer below):
9. Quanidine (CN3H5 with three nitrogens attached to the carbon) is a very strong base for protonation for what reason?
10. The best way to describe the 'arrow' showing the mechanism of EAS is:
11. It's possible to make a polymer from a conjugated double bond diene.Pick the right diene below and the polymer that it forms.
12. Phenol is an aromatic alcohol and differs from aliphatic alcohols in what ways?
13. Carboxylic acids can react to:
14. Friedel-Crafts alkylation of benzene with 1-chloro-2-methylpropane and aluminum trichloride gives:
15. In a different problem (somewhere here) you oxidized an alcohol to an aldehyde or ketone; now you want the alcohol back so you:
16. Reaction of 1, 3-butadiene with maleic anhydride gives a single product that is:
17. Benzene possess a unique structure: select from those below.
18. Trees and cotton are made of what natural polymer?
19. Please name the diene that is a cyclic six-carbon ring with two double bonds (conjugated).
20. What is the difference between a thiol and a mercaptan?
21. Naphthalene (10 carbons with two fused benzene rings) is aromatic according to Huckel because:
22. Reaction of almost any aldehyde or ketone with ethylene glycol (1, 2-ethanediol) and acid catalyst with water distillation does what?
23. The genetic code of all plants and animals is composed of what polymer?
24. Alcohols are unique in forming ethers because:
25. Huckel was one of the first scientists to describe aromaticity, and he used which simple rule?