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Example: Choose the name for CH3CH2CH2CH3

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Example: Butane

The longest chain or parent chain has 4 carbon atoms (prefix: 'but'), since there are no substituents (groups appending from the parent chain) and it is not cyclic (or a ring) it is an alkane (suffix: 'ane') and therefore called butane.

See Wikipedia article on IUPAC nomenclature of organic chemistry for more information.

Question ID: 2 - this question is answered correctly 48% of the time. (The question ID and the percent of time this question is answered correctly will be shown here)

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