Fractionation Process in Petrochemical Industry
14 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the general formula for hydrocarbons?

  • CnH2n
  • CnH2n-2
  • CnH2n-4
  • CnH2n+2 (correct)
  • Which of the following alkane molecules is NOT in the MEPB acronym?

  • Propene (correct)
  • Ethane
  • Butane
  • Methane
  • What method is used to separate the many hydrocarbons in crude oil into fractions?

  • Crystallization
  • Fractional distillation (correct)
  • Filtration
  • Decantation
  • In the petrochemical industry, where is the heated crude oil piped into during fractional distillation?

    <p>Bottom of the column</p> Signup and view all the answers

    How are the various fractions separated in a fractionating column during fractional distillation?

    <p>By size of the hydrocarbon molecules</p> Signup and view all the answers

    What is the number of hydrogen atoms in an alkane molecule with 5 carbon atoms according to the general formula?

    <p>14</p> Signup and view all the answers

    Which type of hydrocarbon has a higher energy content: alkanes or alkenes?

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

    Which property of hydrocarbons allows them to be separated by fractional distillation?

    <p>Boiling point</p> Signup and view all the answers

    What is the reason behind alkenes reacting with bromine water, turning it from orange to colorless?

    <p>Alkenes have a double bond that makes them more reactive than alkanes.</p> Signup and view all the answers

    Why are alkenes used for producing other chemicals, such as polymers?

    <p>Alkenes have a double bond that allows for further reactions.</p> Signup and view all the answers

    What property of cracked products makes them useful as fuels?

    <p>Shorter chains</p> Signup and view all the answers

    In balancing equations for cracking, why is it important to ensure the same number of carbons and hydrogens on each side of the equation?

    <p>To conserve mass</p> Signup and view all the answers

    What does it mean when going from a bigger molecule to usually two smaller molecules in cracking?

    <p>The reaction is endothermic.</p> Signup and view all the answers

    If the cracking reaction equation is: C₆H₁₄ → C₂H₄ + ?, what product would complete this equation?

    <p>C₄H₁₀</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Browser