TERM REVIEW
1. An organic compund that contains a benzene ring is known as an ________ (aromatic compund, alkane)
2. When a(n) _________ forms, a small molecule such as water is also produced.
(addition polymer, condensation polymer)
3. If a triple bond is present between two carbon atoms, then the hydrocarbon is classified as an __________
(alkene, alkyne, alkane)
4. Diamond and graphite are examples of ___________(hydocarbons, covalent network solids)
5. A fat formed from fatty acids that have carbon-carbon double bonds is known as a(n) __________
(unsaturated fat, saturated fat)
6. The unit that forms a polymer is known as a(n) ___________(monomer, elastomer)
7. A(n) __________ is a polymer that is highly resistant to being stretched.(plastic, fiber, elastomer)
8. Some elements exist in more than one physical form. Each of these forms is known as an ___________
(isomer, allotrope)
Test Prep
1. Which of the following hydrocarbons must be an alkane?
a. CH4 c. C7H12
b. C5H10 d. C14H26
2. The functional group that classifies an organic compund as an organic acid is _________
a. Picture on p. 271
b. -OH
c. -CH3
d. Picture on p. 271
3. An alkane with the formula C8H18 is called ________
a. octene c. octane
b. octyne d. propane
4. During a condensation polymerization, __________
a. single bonds replace all double bonds that are present in the monomer
b. water is often produced
c. alcohol groups are formed
d. an aldehyde group is changed to a ketone group
5. In naming an organic compound, __________
a. the locations of all functional groups are omitted
b. the number of carbon atoms in the molecule is not a factor to consider
c. begin by identifying and naming the longest hydrocarbon chain
d. use side chains as the basis for naming the molecule
6. Which of the following would have the greatest number of isomers?
a. C2H6 c. C6H6
b. C3H8 d. C3H8
7. Which of the following could not exist as isomers?
a. C7H16
b. C5H10
c. C3H8
d. C6H12O6
8. Examine the following molecular formula: C6H14
Which of the following is a possible isomer of this organic compound?
a. 2,2-dimethylbutane
b. 2,2-dimethylpropane
c. 2,2-dimethylnonane
d. 2,2-ethylbutane
9. Examine the following skeletal structure: Picture on p. 271
The correct chemical formula for this compund is _______
a. C2H4O2
b. C5H4O2
c. C5H8O2
d. CHO
10. Which of the following is an aromatic compund?
a. Picture on p. 271
b. Picture on p. 271
c. Picture on p. 271
d. Picture on p. 271