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    Which of the following is the correct formula for the first member of the alkene series?
    Question

    Which of the following is the correct formula for the first member of the alkene series?

    A.

    C₄H₈

    B.

    C₂H₄

    C.

    C₃H₆

    D.

    C₅H₁₀

    Correct option is B

    Correct option: (b)C2H4C_2H_4 

    The first member of the alkene series is ethene (C₂H₄). Alkenes are hydrocarbons that contain at least one carbon-carbon double bond (C = C).

    Information Booster:

    The general formula for alkenes is CₙH₂ₙ, where n represents the number of carbon atoms. For the first member:

    • Ethene (C₂H₄) has two carbon atoms and four hydrogen atoms.

    ​Thus, the correct formula for the first member of the alkene series is C₂H₄.

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