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Equilibrium Constant quiz

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이 집합의 용어 (10)

  • What does the pKa value indicate in organic chemistry?
    The pKa value indicates a molecule's tendency to donate protons, with lower values representing stronger acids.
  • How does the dissociation constant relate to acid strength?
    A higher dissociation constant indicates a stronger acid, as it fully dissociates in solution.
  • What is the relationship between pKa and the equilibrium constant?
    The pKa is the negative log of the equilibrium constant, reflecting the tendency of a molecule to donate protons.
  • Why is pKa used instead of pH in organic chemistry?
    pKa is used to measure the tendency of a molecule to donate protons, which is more relevant than the solution's acidity or basicity.
  • What pKa value is considered neutral, similar to water?
    A pKa value of 16 is considered neutral, similar to water.
  • What does a pKa value of -10 indicate?
    A pKa value of -10 indicates a very strong acid.
  • What does a pKa value of 50 indicate?
    A pKa value of 50 indicates a very weak acid, poor at dissociating.
  • How does the pKa scale compare to the pH scale?
    Both scales measure acidity, but pKa focuses on a molecule's proton donation tendency, with lower values indicating stronger acids.
  • What is the significance of a low pKa value?
    A low pKa value signifies a strong acid with a high tendency to donate protons.
  • What does a high pKa value suggest about a molecule's acidity?
    A high pKa value suggests that the molecule is a weak acid with a low tendency to donate protons.