NIST Physical Measurement Laboratory Handbook of Basic Atomic Spectroscopic Data

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Atomic Data for Copper (Cu)

Atomic Number = 29

Atomic Weight = 63.546

Reference E95


  Isotope   Mass   Abundance   Spin   Mag Moment 
              
63Cu62.93959869.17%3/2+2.2233
65Cu64.92779330.83%3/2+2.3817

Cu I  Ground State 1s22s22p63s23p63d104s 2S1/2
       Ionization energy  62317.44 cm-1 (7.72638 eV)   Ref. SM90

Cu II Ground State 1s22s22p63s23p63d10 1S0
       Ionization energy  163669.2 cm-1 (20.2924 eV)   Ref. SM90