Organic Chemistry I

Chem 334 - Fall 2008

Pre-Quiz 6

Professor Carl C. Wamser

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Your answers must be submitted before 8:30 am, Mon., Nov. 3

1. The compound below with the highest heat of hydrogenation is

* a. ethylene
b. 1-butene
c. cis-2-butene
d. trans-2-butene

2. The number of different isomeric alkenes (constitutional isomers only) that could be hydrogenated to give methylcyclopentane is

a. 1
b. 2
c. 3
* d. 4
e. more than 4

3. Markovnikov's Rule predicts that additionof HI to 1-butene would give

a. 1-iodobutane
* b. 2-iodobutane
c. 1,2-diiodobutane
d. 2,3-diiodobutane

4. Hydroboration/oxidation of 1-butene would give as the major product

* a. 1-butanol
b. 2-butanol
c. 1,2-butanediol
d. 2,3-butanediol

5. The repeat unit for polyacrylonitrile has a molecular formula of

a. C2H3
b. C2H3N
* c. C3H3N
d. C3H2NO
e. C2H3Cl