91Ó°ÊÓ

Draw orbital diagrams for the abbreviated configurations of \((\) a \() \mathrm{Al},(\mathbf{b}) \mathrm{Se},(\mathbf{c}) \mathrm{Ba},\) and \((\mathbf{d}) \mathrm{Sb}_{-}\)

What is the value of \(n\) for the valence shells of (a) Sn, (b) \(\mathrm{K},(\mathbf{c}) \mathrm{Br},\) and \((\mathbf{d}) \mathrm{Bi}\) ?

What is the value of \(n\) for the valence shells of (a) Al, (b) Se, (c) \(\mathrm{Ba},\) and (d) \(\mathrm{Sb}\) ?

Give the configuration of the valence shell for (a) Na, (b) \(\mathrm{Al},(\mathbf{c}) \mathrm{Ge},\) and \((\mathbf{d}) \mathrm{P}\)

Give the configuration of the valence shell for (a) \(\mathrm{Mg}\) (b) \(\mathrm{Br}\) (c) \(\mathrm{Ga}\), and \((\mathbf{d}) \mathrm{Pb}\).

Draw the orbital diagram for the valence shell of (a) Na, (b) \(\mathrm{Al},(\mathbf{c}) \mathrm{Ge},\) and \((\mathbf{d}) \mathrm{P}\)

Draw the orbital diagram for the valence shell of (a) \(\mathrm{Mg}\), (b) \(\mathrm{Br},(\mathbf{c}) \mathrm{Ga},\) and (d) \(\mathrm{Pb}\).

If the core electrons were \(100 \%\) effective at shielding the valence electrons from the nuclear charge and the valence electrons provided no shielding for each other, what would be the effective nuclear charge felt by a valence electron in (a) \(\mathrm{Na}\) (b) \(S,(\mathbf{c}) \mathrm{Cl} ?\)

If the core electrons were \(100 \%\) effective at shielding the valence electrons from the nuclear charge and the valence electrons provided no shielding for each other, what would be the effective nuclear charge felt by a valence electron in (a) \(\mathrm{Mg}\), (b) \(\mathrm{Si}\), (c) \(\mathrm{Br}\) ?

Choose the larger atom in each pair: (a) \(\mathrm{Mg}\) or \(\mathrm{S} ;\) (b) As or Bi.