International ASChemistryEdexcelExam Questions1. Structure, Bonding & Introduction to Organic ChemistryAlkenes

Alkenes (Edexcel International AS Chemistry): Exam Questions

Exam code: XCH11

2 hours9 questions

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Alkenes

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1
1 mark

Which of these is not a way of limiting global problems caused by polymer disposal?

  • developing biodegradable polymers

  • exporting polymer waste

  • removing toxic waste gases produced by the incineration of polymers

  • reusing products made from polymers

Choose your answer

1a
1 mark

Geometric isomerism is shown by 2-chlorobut-2-ene.

What is the skeletal formula of E-2-chlorobut-2-ene?

(1)

skeletal-formula

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    1b
    1 mark

    What is the total number of sigma bonds in Z-2-chlorobut-2-ene?

    • 3

    • 4

    • 10

    • 11

    Choose your answer

    1
    1 mark

    The repeat unit of an addition polymer is shown.

    Chemical structure of poly(tetrafluoroethene), showing repeating units with carbon-fluorine bonds, enclosed in brackets with a subscript "n".

    What is the monomer used to make this polymer?

    • CF2=CF2

    • CF3–CF3

    • CH2=CF2

    • CHF=CHF

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