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Chemistry

12th

grade

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AQA A Level Chemistry Aromatic MCQ

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11 questions

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  • 1. Multiple Choice
    2 minutes
    1 pt

    The nitration of benzene uses a nitrating mixture of concentrated nitric acid and concentrated sulfuric acid.

    HNO3 + 2H2SO4 → NO2+ + H3O+ + 2HSO4

    Which statement is correct?

    HNO3 acts as a base.

    HNO3 acts as a catalyst

    HNO3 acts as an electrophile.

    HNO3 acts as a reducing agent.

  • 2. Multiple Choice
    2 minutes
    1 pt

    In a reaction which gave a 27.0% yield, 5.00 g of methylbenzene were converted into the explosive 2,4,6-trinitromethylbenzene (TNT) (Mr = 227.0). The mass of TNT formed was...

     1.35 g

     3.33 g

     3.65 g

    12.34 g

  • 3. Multiple Choice
    2 minutes
    1 pt

    Which one of the following does not contain any delocalised electrons?

    poly(propene)

     benzene

     graphite

     sodium

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