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Multiple Choice
What is the correct IUPAC name for the compound with the structure ?
A
2-Methylpentane
B
Hexane
C
Pentane
D
Heptane
Verified step by step guidance
1
Identify the number of carbon atoms in the longest continuous chain of the compound. Count each carbon atom in the chain to determine the parent hydrocarbon name.
In the given structure, count the carbons: CH\_3-CH\_2-CH\_2-CH\_2-CH\_2-CH\_3, which totals 6 carbon atoms.
Recall the IUPAC names for alkanes based on the number of carbons: 5 carbons = pentane, 6 carbons = hexane, 7 carbons = heptane.
Since the chain has 6 carbons and no branches or substituents are indicated, the correct IUPAC name corresponds to the alkane with 6 carbons, which is hexane.
Verify that there are no methyl or other substituents attached to the main chain that would require a different name such as 2-methylpentane.