Collision Frequency in Solution Reactions
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Questions and Answers

What controls the collision frequency of solute molecules in solutions?

  • Inert gas
  • Fick's laws of diffusion
  • Diffusion (correct)
  • Brownian motion
  • Who proposed the Smoluchowski coagulation equation in 1916?

  • Jixin Chen
  • Marian Chen
  • Marian Smoluchowski (correct)
  • Jixin Smoluchowski
  • What model is used in the Smoluchowski coagulation equation to calculate the collision frequency?

  • Infinite time limit
  • Particle speed
  • Diffusion flux (correct)
  • Fick's laws of diffusion
  • In the collision theory, what happens to the reaction rate when a catalyst is involved in the collision between reactant molecules?

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

    What does Jixin Chen's finite-time solution to the diffusion flux change regarding the estimated collision frequency of two particles in a solution?

    <p>Significantly changes the estimated collision frequency</p> Signup and view all the answers

    What is the term for collisions that result in a perceptible or notable change?

    <p>Successful collisions</p> Signup and view all the answers

    How does increasing the concentration of reactants affect the number of successful collisions?

    <p>Increases the number of collisions and successful collisions</p> Signup and view all the answers

    What is activation energy in a chemical reaction?

    <p>The energy required to start a reaction</p> Signup and view all the answers

    How does increasing the temperature affect the collision frequency in a solution?

    <p>Increases the collision frequency</p> Signup and view all the answers

    What is the term used to describe the area around a molecule where it can collide with another approaching molecule?

    <p>Cross section</p> Signup and view all the answers

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