NIST Physical Measurement Laboratory Handbook of Basic Atomic Spectroscopic Data

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Atomic Data for Lead (Pb)

Atomic Number = 82

Atomic Weight = 207.2

Reference E95


Isotope    Mass        Abundance Spin Mag Moment

204Pb      203.973020  1.4%      0    
206Pb      205.974440  24.1%     0    
207Pb      206.975872  22.1%     1/2  +0.5926
208Pb      207.976627  52.4%     0    

 
Pb I  Ground State 1s22s22p63s23p63d104s24p64d104f145s25p65d106s26p21/2  (1/2,1/2)0
      Ionization energy  59819.2 cm-1 (7.41663 eV)   Ref. WA68
 
Pb II Ground State 1s22s22p63s23p63d104s24p64d104f145s25p65d106s26p  2P°1/2
      Ionization energy  121245.14 cm-1 (15.03248 eV)   Ref. RWS76