• Determine the energy change associated with the transition from n = 2 to n = 5 in the hydrogen atom.
    • -2.18 * 10^-19 J
    • +6.54*10^-19 J
    • +4.58 * 10^-19 J
    • -1.53 * 10^-19 J
    • +3.76 * 10^-19 J

  • It is possible to determine the ionization energy for hydrogen using the Bohr equation. Calculate the ionization energy (in kJ) for a mole of hydrogen atoms, making the assumption that ionization is the transition from n - 1 to n = infinity.
    • 7.62 * 10^3 kJ
    • 2.76 * 10^3 kJ
    • 1.31 * 10^3 kJ
    • 3.62 * 10^3 kJ
    • 5.33 * 10^3 kJ

  • Determine the end (final) value of n in a hydrogen atom transition, if the electron starts in n = 1 and the atom absorbs a photon of light with an energy of 2.044 * 10^-18 J
    • 3
    • 4
    • 2
    • 5
    • 6
  • How many different values of l are possible in the third principal level?
    • 1
    • 2
    • 3
    • 0
    • 4
  • Give the ground state electron configuration for Pb
    • [Xe]6s2 6p2
    • [Xe]6s2 5d10 6p2
    • [Xe]6s2 5f14 6d10 6p2
    • [Xe]6s2 4f14 5d10 6p2
    • [Xe]6s2 4f14 5d10 6s2 6p2
  • Choose the valence orbital diagram that represents the ground state of Zn
    • A
    • B
    • C
    • D
    • E
  • Give the possible values for ml for a p orbital
    • 0, 1
    • -1, 0, 1
    • 1, 2
    • -2, -1, 0, 1, 2
  • Describe the shape of a p orbital
    • spherical
    • dumbbell shaped
    • three lobes
    • four lobes
    • eight lobes
  • No two electrons can have the same four quantum numbers is known as the
    • Pauli exclusion principle
    • Hund’s rule
    • Aufbau principle
    • Heisenberg uncertainty principle
  • Choose the orbital diagram that represents the ground state of N
    • A
    • B
    • C
    • D
    • E
  • Predict the charge that a calcium ion would have
    • 6-
    • 2-
    • 3+
    • 2+
    • 1+
  • Which of the following statements is true?
    • An orbital that penetrates into the region occupied by core electrons is less shielded from nuclear charge than an orbital that does not penetrate and therefore has a lower energy
    • An orbital that penetrates into the region occupied by core electrons is more shielded from nuclear charge than an orbital that does not penetrate and therefore has a lower energy
    • It is possible for two electrons in the same atom to have identical values for all four quantum numbers
    • Two electrons in the same orbital can have the same spin
    • None of the above are true