NIST Physical Measurement Laboratory Handbook of Basic Atomic Spectroscopic Data

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Atomic Data for Osmium (Os)

Atomic Number = 76

Atomic Weight = 190.2

Reference E95


  Isotope   Mass   Abundance   Spin   Mag Moment 
              
184Os183.9524880.02%0 
186Os185.9538301.58%0 
187Os186.9557411.6%1/2+0.0646
188Os187.95586013.3%0 
189Os188.95813716.1%3/2+0.6599
190Os189.95843626.4%0 
192Os191.96147641.0%0 

Os I  Ground State 1s22s22p63s23p63d104s24p64d104f145s25p65d66s2 5D4
       Ionization energy  68058.9 cm-1 (8.43823 eV)   Ref. CLS97

Os II Ground State 1s22s22p63s23p63d104s24p64d104f145s25p65d66s 6D9/2