Organic Chemistry I Chem 334 - Fall 2011

Pre-Quiz 2

Professor Carl C. Wamser

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

1. Docosane is the name for an alkane with how many carbons?

a) 10

b) 12

c) 20

* d) 22

e) 30

2. 2,4-Diethylbutane is an incorrect name. The proper name would be

a) 1,3-diethylbutane

b) 2-ethylhexane

* c) 3-methylheptane

d) octane

3. The common name for a 2-methylpropyl group is

a) n-butyl

* b) isobutyl

c) sec-butyl

d) tert-butyl

4. The number of hydrogens in cyclopentylcyclohexane is

a) 11

b) 18

c) 19

* d) 20

e) 22

5. The oxidation number of carbon in methanol (CH3OH) is

a) -4

b) -3

* c) -2

d) -1

e) 0

f) +1

g) +2

h) +3

i) +4