Alkenes and geometric isomerism

Alkenes and geometric isomerism Quiz

Spec 5.1–3 · Edexcel International A Level Chemistry: Quiz

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  1. 1. What is the general formula of an alkene?

    • A. CₙH₂ₙ₊₂
    • B. CₙH₂ₙ
    • C. CₙH₂ₙ₋₂ for all alkenes
    • D. CₙHₙ

  2. 2. Which bond type has electron density above and below the plane of the carbon atoms?

    • A. Sigma
    • B. Ionic
    • C. Pi
    • D. Hydrogen

  3. 3. Which alkene shows geometric isomerism?

    • A. Ethene
    • B. Propene
    • C. 2-Methylbut-2-ene
    • D. Hex-3-ene

  4. 4. In which situation is the isomer Z?

    • A. Higher-priority groups on opposite sides
    • B. Higher-priority groups on the same side
    • C. Both carbons carry hydrogen atoms
    • D. The molecule has no pi bond

  5. 5. Which of these has the highest priority in E-Z assignment?

    • A. Br
    • B. Cl
    • C. CH₃
    • D. H

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