NIST Physical Measurement Laboratory Handbook of Basic Atomic Spectroscopic Data

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Atomic Data for Calcium (Ca)

Atomic Number = 20

Atomic Weight = 40.078

Reference E95


  Isotope   Mass   Abundance   Spin   Mag Moment 
              
40Ca39.96259196.941%0 
42Ca41.9586180.647%0 
43Ca42.9587660.135%7/2+1.3173
44Ca43.9554802.086%0 
46Ca45.9536890.004%0 
48Ca47.9525530.187%0 

Ca I  Ground State 1s22s22p63s23p64s2 1S0
       Ionization energy  49305.95 cm-1 (6.11316 eV)   Ref. SC85

Ca II Ground State 1s22s22p63s23p64s 2S1/2
       Ionization energy  95751.87 cm-1 (11.87172 eV)   Ref. SC85