be shown that 7 subshells have five orbitals, and /Ssubshells have seven. In the absence
of an external magnetic field, all orbitals Within each subshell are identical in energy.
However, when amagnetic field is applied, these Subshell states Split, With each orbital
asSuming a Slightly different enerTgy. Table 2.1 presents a summary of the Values and
relationships among the zz, / and /, quantum numbersS.
Associated with each electron is a 52777 2077167 which must be oriented either up
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