Naming Alkanes Worksheet
A Grade 11 Chemistry worksheet covering the IUPAC nomenclature of alkanes, including branched and unbranched structures.
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Naming Alkanes Worksheet
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Read each question carefully and provide the best answer based on the IUPAC rules for naming alkanes.
1. Which of the following is the correct IUPAC name for the alkane with the molecular formula C5H12?
Butane
Pentane
Hexane
Propane
2. What is the parent chain in 2,2,4-trimethylpentane?
Butane
Pentane
Hexane
Heptane
3. The suffix used for naming alkanes is .
4. When naming branched alkanes, the longest continuous chain of carbon atoms is called the chain.
5. Alkyl groups are named by replacing the -ane ending of the corresponding alkane with .
6. Explain the steps involved in identifying the parent chain in a branched alkane.
7. Describe how to number the carbon atoms in the parent chain of a branched alkane.
8. All alkanes are saturated hydrocarbons.
True
False
9. The IUPAC name for CH3CH2CH(CH3)CH3 is 2-methylbutane.
True
False
Use the words below to complete the sentences.
10. A one-carbon alkyl group is called a group.
11. The parent chain of 3-ethylhexane is .