1. Chapter 25 – Review “Hydrocarbon Compounds”
Charles Page High School
Dr. Stephen L. Cotton

2. Chapter 25 - Review How many double covalent bonds are in an alkane?
How many valence electrons surround a carbon atom?
With how many covalent bonds does each carbon atom participate in an organic compound?

3. Chapter 25 - Review How many carbons are in a molecule of hexane?
What is the name of the compound with the formula:
H H H H H H H
H-C-C-C-C-C-C-C-H

4. Chapter 25 - Review
What is the substituent on the following compound? CH3CH2CH2CH2Cl
What prefix is used to represent the substituent: CH3-CH2-CH2-
If a substituent appears 4 times in a compound, what prefix is used?

5. Chapter 25 - Review Name the following: CH3 CH3
CH3 – CH – CH – CH - CH3
CH3

6. Chapter 25 - Review What is the IUPAC name for: CH3
CH2 – CH – CH2 – C - CH3
CH3 CH CH2

7. Chapter 25 - Review
What is the name of the compound: CH3CH(CH3)C(CH3)3
What is the physical state of the smallest alkanes at room temperature?
What is the simplest hydrocarbon containing a carbon-carbon bond?

8. Chapter 25 - Review
The carbon-carbon bonds in alkanes are _____ to rotate.
What is the general formula for a continuous-chain alkane?
What is the simplest alkane?
What increment of change occurs between propane and butane in the alkane series?

9. Chapter 25 - Review Name this: CH3 CH2 CH3
A saturated continuous-chain hydrocarbon with seven carbons is ______.
Draw the condensed structural formula for 2,2,3-trimethylbutane.

10. Chapter 25 - Review
The name of an alkyl group that contains two carbon atoms is __.
Which of the following compounds is an isomer of butane: a) 2,2-diethylpropane, or b) 2-methylpropane
In which of the following is hexane most likely to dissolve: a) ethyl alcohol, or b) nonane

11. Chapter 25 - Review
Which of the following compounds has the lowest boiling point: a) 2-methylhexane, or b) 2,2,3-trimethylbutane
Why is a carbon-hydrogen bond essentially nonpolar?
Structural isomers have _____.
Hydrocarbons in general are ____ dense than water.

12. Chapter 25 - Review
Which is a structural isomer of hexane: a) 2,2-dimethylbutane, or b) 2-methylpentene
What is the name of the hydrocarbons with double covalent bonds?

13. Chapter 25 - Review
Which of the following compounds is an unsaturated hydrocarbon: a) propyne, or b) nonane
What is the name of the smallest alkyne?
Which compound is an alkene: a) propanone, or b) nonene

14. Chapter 25 - Review
In which of the following compounds does rotation occur around a covalent bond between carbons: a) ethane, or b) ethene
An organic compound that contains only carbon and hydrogen and a triple bond (all others are single) is classified as a(n) ______.

15. Chapter 25 - Review
Which carbon is the assymetric carbon in the following:
CH2 - CH3
H - C - CH3
CH2 – CH2 - CH3

16. Chapter 25 - Review
Which carbon is the assymetric carbon in the following:
CH3 CH2 - CH3
H - C – C - OH
OH OH

17. Chapter 25 - Review
What is the configuration (cis- or trans-) of the following:
Cl Cl
C = C
H H

18. Chapter 25 - Review
What is the configuration (cis- or trans-) of the following:
H Cl
C = C
Cl H

19. Chapter 25 - Review Name the following compound: HC-CH
HC C-CH2-CH2-CH2-CH2-CH3
HC=CH

20. Chapter 25 - Review Name the following compound: HC-C-CH2-CH3
HC=CH

21. Chapter 25 - Review Name the following compound: CH3 -C-CH
HC C-CH2-CH3
HC=CH

22. Chapter 25 - Review
Hydrocarbons containing a saturated carbon ring are called _____ hydrocarbons.
What type of hydrocarbon is the following compound:
CH3–CH2–CH2–CH2–CH2–CH3

23. Chapter 25 - Review What compound is the simplest of the arenes?
Which of the following molecules does NOT display resonance: a) cyclohexane, or b) benzene
Which type of coal has the highest carbon content?
What is the main hydrocarbon component of natural gas?