Concerted Reaction Mechanism Quiz
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Questions and Answers

What is the purpose of undergoing a ligand dissociation or association reaction in organometallic chemistry?

  • To increase the electron count to 18
  • To promote reactivity of the compound (correct)
  • To create a homogeneous substance
  • To stabilize the organometallic compound
  • In organometallic chemistry, what electron count is typically required for an organometallic species to be reactive?

  • 12 electrons
  • 16 electrons
  • 18 electrons (correct)
  • 20 electrons
  • What is the primary function of ligand substitution reactions in organometallic chemistry?

  • To change the coordination environment of the metal (correct)
  • To increase the steric hindrance
  • To decrease the electron count
  • To inhibit the reactivity of the compound
  • Which type of mechanism involves the simultaneous exchange of ligands in organometallic compounds?

    <p>Concerted mechanism</p> Signup and view all the answers

    What happens to an 18-electron species complex if it does not undergo any ligand substitution reactions?

    <p>It loses its reactivity</p> Signup and view all the answers

    Which type of ligand substitution reaction involves a direct exchange of ligands without an intermediate complex formation?

    <p>SN2 mechanism</p> Signup and view all the answers

    What is the role of ligand dissociation in changing the reactivity of an organometallic compound?

    <p>Alter the coordination environment</p> Signup and view all the answers

    Oxidative addition is a process that involves:

    <p>Gain of electrons by the metal center</p> Signup and view all the answers

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