Catalysis: An Introduction M.F. Baidoo 22.01.2024
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Questions and Answers

What percentage of products from the chemical industry are obtained via catalytic processes?

  • 75-80%
  • 85-90% (correct)
  • 95-100%
  • 60-65%
  • In catalytic reactions, what is the role of a catalyst?

  • Slows down the reaction rate
  • Completely consumes in the reaction
  • Halts the reaction immediately
  • Remains unchanged at the end of the process (correct)
  • What purpose do catalysts serve in industrial processes?

  • Increase pressure
  • Allow reactions under feasible conditions (correct)
  • Decrease reaction rate
  • Maintain high temperature and pressure
  • What is a characteristic difference between catalytic and non-catalytic reactions?

    <p>Catalysts are consumed in reactions, non-catalytic substances are not</p> Signup and view all the answers

    What is the catalytic cracking of crude oil primarily used for?

    <p>Producing gasoline</p> Signup and view all the answers

    How do catalysts impact the activation energy of a reaction?

    <p>Lower the activation energy</p> Signup and view all the answers

    Which catalyst is commonly used in the hydrotreating of crude oil?

    <p>Co-Mo</p> Signup and view all the answers

    What reaction does the Wacker process involve?

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

    Which of the following catalysts is involved in the steam reforming of methane to CO + H2?

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

    What is the primary purpose of the hydrogenation process?

    <p>Reduction of NOx in exhaust</p> Signup and view all the answers

    In heterogeneous catalysis, what aspect tends to be lower compared to homogeneous catalysis?

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

    In which industry is homogeneous catalysis commonly applied?

    <p>Chemical/Petrochemical industry</p> Signup and view all the answers

    Which type of catalyst is commonly found in a single-phase system?

    <p>Soluble catalysts</p> Signup and view all the answers

    What is the product formed in the carbonylation reaction involving methanol and CO?

    <p>Methyl acetate</p> Signup and view all the answers

    Which metal is commonly used as a catalyst in the production of carboxylic acid?

    <p>Rhodium (Rh)</p> Signup and view all the answers

    What type of catalysis involves the use of enzymes?

    <p>Enzymatic/biocatalysis</p> Signup and view all the answers

    Which reactant is involved in the production of adiponitrile through homogeneous catalysis?

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

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