Benzene in Gasoline and Production of Styrene
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Questions and Answers

What is the feedstock for toluene hydrodealkylation in benzene production?

  • Methane
  • Toluene (correct)
  • Benzene
  • Xylene
  • What is the coproduct of toluene hydrodealkylation besides benzene?

  • Methane (correct)
  • Xylene
  • Toluene
  • Cyclohexane
  • Which catalysts have been effectively used in toluene hydrodealkylation?

  • Molybdenum (Mo) oxide (correct)
  • Nickel (Ni)
  • Gold (Au)
  • Rhodium (Rh)
  • What does the term 'disproportionation' indicate in toluene disproportionation?

    <p>Transformation of toluene into benzene and xylene simultaneously</p> Signup and view all the answers

    Which compound is the specific isomer of xylene discussed in the text?

    <p>Para-xylene</p> Signup and view all the answers

    What environmental concern led to the phase-out of benzene as a fuel additive?

    <p>Health and environmental problems caused by benzene</p> Signup and view all the answers

    Which compound was introduced as a fuel additive after the phase-out of benzene?

    <p>Tetraethyl lead</p> Signup and view all the answers

    What is the name of the process for transforming toluene into benzene while coproducing xylene?

    <p>Toluene disproportionation</p> Signup and view all the answers

    Which compound is used as a feedstock for toluene disproportionation?

    <p>Toluene</p> Signup and view all the answers

    What is the product mixture high in para-xylene produced by depending on in toluene disproportionation process?

    <p>The company running the operation</p> Signup and view all the answers

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