Electrodes and Potentiometry
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Questions and Answers

Which method is used to measure the potential of an electrochemical cell under static conditions?

  • Electrolysis
  • Voltammetry
  • Amperometry
  • Potentiometry (correct)
  • What happens to the composition of an electrochemical cell during potentiometry?

  • It becomes more reactive
  • It remains unchanged (correct)
  • It changes significantly
  • It becomes less reactive
  • In very dilute solutions, each ion behaves independently of all other ions present. This behavior is known as:

  • Solvation
  • Ideal behavior
  • Complete solvation
  • Infinite dilution (correct)
  • What affects both the reactivity and the size of the potentials at the measuring electrode in solutions?

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

    At higher concentrations, ions do not behave ideally and solutions behave as if their concentrations were less. This is due to the:

    <p>Activity coefficient</p> Signup and view all the answers

    Study Notes

    Electrochemical Cell Measurement

    • The potential of an electrochemical cell under static conditions is measured using potentiometry.

    Composition of Electrochemical Cell

    • During potentiometry, the composition of the electrochemical cell remains unchanged.

    Ion Behavior in Solutions

    • In very dilute solutions, each ion behaves independently of all other ions present, exhibiting ideal behavior.

    Factors Affecting Reactivity and Potential

    • The reactivity and size of the potentials at the measuring electrode in solutions are affected by the ionic strength of the solution.

    Non-Ideal Behavior in Concentrated Solutions

    • At higher concentrations, ions do not behave ideally and solutions behave as if their concentrations were less due to ionic interactions.

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    Description

    Test your knowledge on electrodes and potentiometry with this quiz! Learn about measuring the potential of electrochemical cells under static conditions and how potentiometry is a useful quantitative method. Additionally, explore the concept of ions in solution and their solvation behavior.

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