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Chapter 25

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Title: Chapter 25


1
Chapter 25 ReviewHydrocarbon 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
  • H H H H H H 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 CH3 CH2
  • CH3

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?
  • 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
  • HCCH

20
Chapter 25 - Review
  • Name the following compound
  • HC-C-CH2-CH3
  • HC C-CH2-CH3
  • HCCH

21
Chapter 25 - Review
  • Name the following compound
  • CH3 -C-CH
  • HC C-CH2-CH3
  • HCCH

22
Chapter 25 - Review
  • Hydrocarbons containing a saturated carbon ring
    are called _____ hydrocarbons.
  • What type of hydrocarbon is the following
    compound
  • CH3CH2CH2CH2CH2CH3

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?
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