Alkanes and structural isomerism

Alkanes and structural isomerism Quiz

Spec 4.9–11 · Edexcel International A Level Chemistry: Quiz

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  1. 1. What is the general formula of the alkanes?

    • A. CₙH₂ₙ
    • B. CₙH₂ₙ₊₂
    • C. CₙH₂ₙ₋₂
    • D. CₙHₙ

  2. 2. How many structural isomers does pentane, C₅H₁₂, have, including pentane itself?

    • A. 2
    • B. 4
    • C. 3
    • D. 5

  3. 3. Which compound is a cycloalkane?

    • A. C₆H₁₄
    • B. C₂H₄
    • C. C₆H₁₂ with a ring of six carbons
    • D. C₈H₁₈

  4. 4. Which is the correct name of CH₃CH(CH₃)CH(CH₃)CH₃?

    • A. 2,3-dimethylbutane
    • B. 2-methylpentane
    • C. 2,2-dimethylbutane
    • D. hexane

  5. 5. Which pair are structural isomers?

    • A. Butane and cyclobutane
    • B. Propane and propene
    • C. Ethane and ethene
    • D. 2-methylpropane and butane

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