[skip navigation]
[ASD Home][Lines Query][Levels Query][List of Spectra][Ground States and Ionization Energies][Bibliography][Help] NIST Physical Measurement Laboratory
National Institute of Standards and Technology NIST Physical Measurement Laboratory
NIST Atomic Spectra Database
Ionization Energies Data

Sc (all spectra)
21 Data Rows Found 

Example of how to reference these results:
Kramida, A., Ralchenko, Yu., Reader, J., and NIST ASD Team (2021). NIST Atomic Spectra Database (ver. 5.9), [Online]. Available: https://physics.nist.gov/asd [2022, August 12]. National Institute of Standards and Technology, Gaithersburg, MD. DOI: https://doi.org/10.18434/T4W30F
BibTex Citation (new window)
 

 At. Num.   El.  name   Isoel.  Seq.   Ground  Shells a   Ground  Level   Ionization  Energy 
 (eV) 
Uncertainty
 (eV) 
 References 
21  Scandium  Sc  [Ar]3d4s2   2D3/2    6.56149                  0.00006    L7185,L2110 
21  Scandium  Ca  [Ar]3d4s   3D1    12.79977                  0.00025    L7185,L5141 
21  Scandium  [Ar]3d   2D3/2    24.756839                 0.000012   L1891,L7185 
21  Scandium  Ar  [Ne]3s23p6   1S0    73.4894                   0.0004     L7185,L2826 
21  Scandium  Cl  [Ne]3s23p5   23/2    [91.95]                    0.03       L11770 
21  Scandium  [Ne]3s23p4   3P2    [110.68]                    0.05       L7185 
21  Scandium  [Ne]3s23p3   43/2    [137.99]                    0.25       L7185 
21  Scandium  Si  [Ne]3s23p2   3P0    [158.08]                    0.25       L7185 
21  Scandium  Al  [Ne]3s23p   21/2    180.03                     0.12       L7185 
21  Scandium  Mg  [Ne]3s2   1S0    [225.18]                    0.05       L7185 
21  Scandium  Na  [Ne]3s   2S1/2    [249.798]                   0.005      L10106 
21  Scandium  Ne  1s22s22p6   1S0    687.36                     0.12       L7185 
21  Scandium  1s22s22p5   23/2    [757.7]                     1.0        L11770 
21  Scandium  1s22s22p4   3P2    [833.2]                     1.4        L11770 
21  Scandium  1s22s22p3   43/2    [926.5]                     0.7        L11770 
21  Scandium  1s22s22p2   3P0    [1 008.6]                     0.4        L11770 
21  Scandium  1s22s22p   21/2    [1 093.5]                     0.4        L11770 
21  Scandium  Be  1s22s2   1S0    [1 213.1]                     0.4        L11770 
21  Scandium  Li  1s22s   2S1/2    (1 287.957)                   0.007      L16264c99 
21  Scandium  He  1s2   1S0    (5 674.9037)                  0.0006     L12128 
21  Scandium  1s   2S1/2    (6 033.7542)                  0.0012     L7188 
Notes:
Designations used in the ground shell lists:
[Ne] = 1s22s22p6
[Ar] = 1s22s22p63s23p6

If you did not find the data you need, please inform the ASD Team.

[ASD Home][Lines Query][Levels Query][List of Spectra][Ground States and Ionization Energies][Bibliography][Help] NIST Physical Measurement Laboratory