Quiz: Hydrocarbons

1. Hydrocarbons with only single covalent bonds are known as
a. alkanes
b. alkenes
c. alkynes
2. As the number of carbon atoms in a formula __________, the number of possible isomers __________.
a. increases, decreases
b. increases, increases
c. decreases, increases
3. A saturated hydrocarbon is also an
a. alkyne
b. alkene
c. alkane
4. Butane is an alkane with
a. 3 carbon atoms
b. 4 carbon atoms
c. 5 carbon atoms
5. An alkene is a hydrocarbon with
a. all single bonds between carbon atoms
b. one triple bond between 2 carbon atoms
c. at least one double bond between 2 carbon atoms
6. Acetylene is the nonsystematic name for the simplest
a. alkane
b. alkene
c. alkyne
7. Hydrocarbons with double or triple bonds are said to be
a. saturated
b. unsaturated
c. supersaturated
8. Cyclohexane is the simplest type of cyclic hydrocarbon and contains only
a. triple bonds
b. double bonds
c. single bonds
9. The most well-known ring structure that possesses double bonds is
a. benzene
b. hexane
c. hexane
10. Substances with benzene-like rings are called
a. circle compounds
b. aromatic compounds
c. aldehydes
11. An alkane with only 2 carbon atoms is
a. methane
b. ethane
c. propane
12. The hydrogenation reaction is only possible for compounds with
a. single and double bonds
b. double and triple bonds
c. single and triple bonds
13. The shape of the ethylene molecule is
a. planar
b. bent
c. tetrahedral

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