Chemistry of Propylene

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Questions and Answers

What is propylene's rank in terms of volume of hydrocarbon intermediate for the production of chemicals?

  • Second largest (correct)
  • Fourth largest
  • Third largest
  • The largest

What is the product of the direct oxidation of propylene using oxygen?

  • Propylene oxide
  • Allyl chloride
  • Acrolein (correct)
  • Acrylonitrile

What is the byproduct of the substitution of allylic hydrogens in propylene by chlorine?

  • Vinyl chloride
  • Allyl chloride (correct)
  • Acrolein
  • Acrylonitrile

What is the reaction that converts a methyl group with allyl hydrogens to a nitrile group?

<p>Ammoxidation (D)</p> Signup and view all the answers

What is the product of the ammoxidation of propylene?

<p>Acrylonitrile (A)</p> Signup and view all the answers

What is a crucial aspect of ammoxidation of propylene?

<p>Efficient heat removal (B)</p> Signup and view all the answers

What is the primary use of acrylonitrile?

<p>Production of acrylic fibers, resins, and elastomers (D)</p> Signup and view all the answers

What is the temperature required for oxidation of propylene to occur in the presence of ammonia?

<p>402°C (D)</p> Signup and view all the answers

What is the by-product of acrylonitrile production that may be recovered for sale?

<p>Hydrogen cyanide (D)</p> Signup and view all the answers

What is the yield of adipic acid produced by a liquid-phase catalytic carbonylation of butadiene?

<p>49% (B)</p> Signup and view all the answers

What is the primary source of benzene, toluene, and xylenes (BTX)?

<p>Refinery streams, especially from catalytic reforming and cracking (B)</p> Signup and view all the answers

What is the catalyst used in the production of acrylonitrile?

<p>Bi-Mo catalysts (D)</p> Signup and view all the answers

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