Chemistry: Matter and Change

Section 3: Alkenes and Alkynes

Self Check Quizzes

1
The structural formula -C=C- indicates a ___________ bond between the carbon atoms.
A)single covalent
B)single ionic
C)double covalent
D)double ionic
2
What organic compound is characterized by the presence of a triple bond?
A)alkene
B)alkyne
C)alkane
D)alkyl halide
3
Which of the following is not a property of alkenes?
A)non-polar
B)high solubility in water
C)low melting point
D)low boiling point
4
How many valence electrons are present in an ethyne molecule?

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A)5
B)8
C)10
D)12
5
If a particular alkene has only one double bond and four carbon atoms, how many hydrogen atoms are present?

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A)6
B)8
C)10
D)12
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