All Problems

Properties of Atoms. Spectra.

Problem 6.122

Using the Hund rules, write the spectral symbol of the basic term of the atom whose only partially filled subshell (a) is filled by \(1 / 3,\) and \(S=1\) (b) is filled by \(70 \%,\) and \(S=3 / 2\).

Reveal Answer
 (a) 3P0,( b)4F9/2\text { (a) }{ }^{3} P_{0}, \quad(\mathrm{~b}){ }^{4} F_{9 / 2}