Hydrogen-Like Ion Transitions Quiz
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Hydrogen-Like Ion Transitions Quiz

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@LustrousMiracle8916

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Questions and Answers

What is the atomic number Z of the hydrogen-like ion represented as zX+2?

  • 3
  • 1 (correct)
  • 2
  • 4
  • What is the energy level n1 when the electron transitions to n = 4?

  • 4
  • 1 (correct)
  • 5
  • 3
  • What is the appropriate expression to calculate the frequency u of the radiation corresponding to the transition?

  • u = E / h (correct)
  • u = R / E
  • u = h / E
  • u = c / λ
  • Which of the following best describes the process when an electron moves from a higher energy level to a lower energy level?

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

    If the ionization energy of the ion is 30.6 eV, what can be inferred about the energy required for the transition from n = 4 to n = 1?

    <p>It is equal to 30.6 eV</p> Signup and view all the answers

    Study Notes

    Hydrogen-Like Ion

    • The ion is a hydrogen-like ion with a charge of +2. The symbol "zX+2" indicates that the ion has a charge of +2, where z represents the atomic number of the element X.
    • The energy of ionization (Eni) for the ion is 30.6 eV.
    • The electron transitions to the n = 4 level.
    • The Rydberg constant (R) is 1.09677 x 107 m-1, which is a fundamental constant in atomic spectroscopy.
    • The speed of light (c) is 3 x 108 m/s.
    • Planck's constant (h) is 6.63 x 10-34 J·s, which relates the energy of a photon to its frequency.

    Transition Calculations

    • The frequency of the radiation corresponding to the transition can be calculated using the Rydberg formula and the given constants.
    • The transition can be either an emission or absorption process based on the energy levels involved:
      • Emission occurs when an electron transitions from a higher energy level to a lower energy level, releasing energy as a photon.
      • Absorption occurs when an electron transitions from a lower energy level to a higher energy level, absorbing energy from a photon.

    Problem Analysis

    • To determine the charge Z and the initial energy level n1, the energy of ionization must be utilized, along with the Rydberg formula.
    • The Rydberg formula can also be used to calculate the frequency of the radiation corresponding to the transition.
    • By analyzing the change in energy levels, it can be determined whether the transition is an emission or absorption process.

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    Description

    Test your knowledge on hydrogen-like ions and their ionization energies. This quiz covers electron transitions, Rydberg's formula, and the fundamental constants involved in atomic spectroscopy. Assess your understanding of emission and absorption processes in quantum mechanics.

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