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NIST Atomic Spectra Database
Ionization Energies Data

Mg (all spectra)
12 Data Rows Found

Example of how to reference these results:
Kramida, A., Ralchenko, Yu., Reader, J., and NIST ASD Team (2013). NIST Atomic Spectra Database (ver. 5.1), [Online]. Available: http://physics.nist.gov/asd [2014, July 24]. National Institute of Standards and Technology, Gaithersburg, MD.
BibTex Citation (new window)
 

 At. Num.   El.  name   Isoel.  Seq.   Ground  Shells a   Ground  Level   Ionization  Energy b 
 (eV) 
 References 
12  Magnesium  Mg  [Ne]3s2   1S0    7.646235(4)             L10635,L6969 
12  Magnesium  Na  [Ne]3s   2S1/2    15.035267(6)             L4995 
12  Magnesium  Ne  1s22s22p6   1S0    80.1436(6)               L4995 
12  Magnesium  1s22s22p5   23/2    [109.2654(12)]             L4995 
12  Magnesium  1s22s22p4   3P2    [141.33(3)]                L11770 
12  Magnesium  1s22s22p3   43/2    [186.76(6)]                L10635 
12  Magnesium  1s22s22p2   3P0    [225.02(6)]                L11770 
12  Magnesium  1s22s22p   21/2    [265.924(19)]              L11770 
12  Magnesium  Be  1s22s2   1S0    [327.99(4)]                L11770 
12  Magnesium  Li  1s22s   2S1/2    (367.489(7))               L16264c99 
12  Magnesium  He  1s2   1S0    (1 761.80481(20))            L12128 
12  Magnesium  1s   2S1/2    (1 962.6636(1))              L7188 
Notes:
Designations used in the ground shell lists:
[Ne] = 1s22s22p6
Uncertainty is given in parentheses after the value. It is expressed in the units of the last decimal place of the value.

Query time: 0.1 sec

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