NIST Physical Measurement Laboratory Handbook of Basic Atomic Spectroscopic Data

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Atomic Data for Rhenium (Re)

Atomic Number = 75

Atomic Weight = 186.207

Reference E95

  Isotope   Mass   Abundance   Spin   Mag Moment 

Re I  Ground State 1s22s22p63s23p63d104s24p64d104f145s25p65d56s2 6S5/2
       Ionization energy  63181.6 cm-1 (7.83352 eV)   Ref. CS96

Re II Ground State 1s22s22p63s23p63d104s24p64d104f145s25p65d56s 7S3