Organic Chemistry I

Chem 334 - Fall 2007

Pre-Quiz 2

Professor Carl C. Wamser

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Your answers must be submitted before 8:30 am, Fri., Sept. 28

1. Which is a correct name for a constitutional isomer of pentane?

a. methylcyclobutane
b. 1-methybutane
* c. 2-methylbutane
d. cyclopentane
e. 1,2-dimethypropane

2. Which of the following compounds contains one and only one tertiary carbon?

a. cyclohexane
* b. methylcyclohexane
c. isopropylcyclohexane
d. 1,1-dimethylcyclohexane
e. 1,2-dimethylcyclohexane

3. 1-Methyl-1-pentylcyclobutane would have a molecular formula of

a. C9 H18
b. C9 H20
c. C10 H18
* d. C10 H20
e. C10 H22

4. Conversion of methanol to which of the following would be classified as a reduction reaction?

* a. methane
b. methyl chloride
c. carbon dioxide
d. formaldehyde
e. formic acid

5. The double bond of ethylene consists of

a. two sigma bonds
b. two pi bonds
* c. one sigma bond and one pi bond