NIST Physical Measurement Laboratory Handbook of Basic Atomic Spectroscopic Data

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Atomic Data for Zirconium (Zr)

Atomic Number = 40

Atomic Weight = 91.224

Reference E95


Isotope   Mass       Abundance Spin Mag Moment

90Zr      89.904703  51.45%    0    
91Zr      90.905644  11.22%    5/2  -1.303
92Zr      91.905039  17.15%    0    
94Zr      93.906314  17.38%    0    
96Zr      95.908275  2.80%     0    

 
Zr I  Ground State 1s22s22p63s23p63d104s24p64d25s2  3F2
      Ionization energy  53506.0 cm-1 (6.63390 eV)   Ref. HHMR86
 
Zr II Ground State 1s22s22p63s23p63d104s24p64d25s  4F3/2
      Ionization energy  106000 cm-1 (13.1 eV)   Ref. J98