Alkenes are represented with the general molecular formula

Chemistry

JAMB 2025

A. C\(_n\)H\(_{2n}\)
B. C\(_n\)H\(_{2n-2}\)
C. C\(_n\)H\(_{2n+2}\)
D. C\(_n\)H\(_{2n+1}\)OH

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Correct Answer: Option A

Explanation

Alkenes, which are hydrocarbons with at least one carbon-carbon double bond, are represented by the general molecular formula C\(_n\)H\(_{2n}\), where 'n' is the number of carbon atoms (n ≥ 2). The first member of the alkene family is ethene, C\(_2\)H\(_4\).

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