Organic Chemistry III

Professor Carl C. Wamser

Chem 336 - Spring Term

Pre-Quiz 23-24

(must be done in Blackboard before Mon., April 26, 8:30 am)

1. The compound with the strongest C-Cl bond in the list below is

a. methyl chloride
b. benzyl chloride
* c. chlorobenzene
d. chloroethene
e. 3-chloropropene

2. Nucleophilic substitution would occur fastest with

a. chlorobenzene
b. fluorobenzene
c. m-fluoronitrobenzene
* d. p-fluoronitrobenzene
e. m-chloronitrobenzene
f. p-chloronitrobenzene

3. In the benzyne mechanism, o-chloromethoxybenzene will react to form

a. o-methoxyaniline
b. m-methoxyaniline
c. p-methoxyaniline
* d. o- and m-methoxyaniline only
e. o- and p-methoxyaniline only
f. o-, m-, and p-methoxyaniline

4. Comparing A=benzoic acid, B=phenol, and C=benzyl alcohol, the order of acidity (most to least) is

* a. A > B > C
b. A > C > B
c. B > C > A
d. B > A > C
e. C > A > B
f. C > B > A

5. The conversion of a quinone to a hydroquinone is

a. an oxidation, removing two electrons and two protons
b. an oxidation, adding two electrons and two protons
c. a reduction, removing two electrons and two protons
* d. a reduction, adding two electrons and two protons