NIST Physical Measurement Laboratory Handbook of Basic Atomic Spectroscopic Data

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Atomic Data for Bismuth (Bi)

Atomic Number = 83

Atomic Weight = 208.9804

Reference E95

Isotope    Mass        Abundance Spin Mag Moment
209Bi 208.980347 100% 9/2 +4.110 210Bi 209.984095 Trace 1 -0.044
Bi I  Ground State 1s22s22p63s23p63d104s24p64d104f145s25p65d106s26p3  4S3/2
      Ionization energy  58762.0 cm-1 (7.2855 eV)   Ref. MGGB89
Bi II Ground State 1s22s22p63s23p63d104s24p64d104f145s25p65d106s26p2  3P0
      Ionization energy  134720 cm-1 (16.703 eV)   Ref. JM86