Chem 336 - Spring 2000
Organic Chemistry III
Dr. Carl C. Wamser

Chapter 19 Pre-Quiz

1. According to the Huckel Rule, the following should be aromatic:

a) 1,3,5-hexatriene

b) cyclobutadiene

c) cyclooctatetraene

d) all of the above

e) none of the above

2. The aromatic pi system of pyridine is composed of pi electrons from

a) 3 C=C bonds

b) 2 C=C bonds and a N lone pair

c) 2 C=C bonds and a C=N bond

d) 1 C=C bond and 2 C=N bonds

e) some other combination

3. The aromatic pi system of pyrrole is composed of pi electrons from

a) 3 C=C bonds

b) 2 C=C bonds and a N lone pair

c) 2 C=C bonds and a C=N bond

d) 1 C=C bond and 2 C=N bonds

e) some other combination

4. The benzylic position of 3-phenyl-1-propanol is

a) C-1

b) C-2

c) C-3

d) ortho

e) some other position

5. Vitamin K is an example of

a) a phenol

b) a quinone

c) a terpene

d) all of the above

e) none of the above