Chem 336 - Spring 1999 - Organic Chemistry III
Portland State University - Dr. Carl C. Wamser

---

Chapter 21 Pre-Quiz

(1 point each)

1. 2-Propanamine would be classified as

a) a primary amine

b) a secondary amine

c) a tertiary amine

2. An amine with a pKb of about 4 would exist in neutral aqueous solution as mainly

a) an anion

b) neutral

c) a cation

d) a zwitterion

3. If trimethylamine were added to a mixture of diethyl ether and water at pH 2, the majority of the amine would be found in which layer?

a) aqueous

b) ether

4. The following reaction sequence starting from toluene would give what final product?

1) nitration
2) reduction
3) diazotization
4) CuCN, heat

a) p-nitrobenzonitrile

b) p-methylbenzonitrile

c) m-aminotoluene

d) m-nitrobenzonitrile

e) p-aminobenzonitrile

5. The Cope elimination from N,N-dimethylcyclohexanamine oxide would give what product?

a) cyclohexane

b) methylcyclohexane

c) 1,1-dimethylcyclohexane

d) cyclohexene

e) 1-methylcyclohexene