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Ionization Energies Data

Rb (all spectra)
37 Data Rows Found 
Example of how to reference these results:
Kramida, A., Ralchenko, Yu., Reader, J., and NIST ASD Team (2023). NIST Atomic Spectra Database (ver. 5.11), [Online]. Available: https://physics.nist.gov/asd [2024, April 19]. 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 
37  Rubidium  Rb  [Kr]5s   2S1/2    4.1771281                 0.0000012   L4740,L5783 
37  Rubidium  Kr  [Ar]3d104s24p6   1S0    27.28954                   0.00006     L2590 
37  Rubidium  Br  [Ar]3d104s24p5   2P°3/2    [39.247]                    0.003       L4311 
37  Rubidium  Se  [Ar]3d104s24p4   3P2    [52.20]                     0.25        L9039,L6470 
37  Rubidium  As  [Ar]3d104s24p3   4S°3/2    (68.44)                     0.15        L9039c99 
37  Rubidium  Ge  [Ar]3d104s24p2   3P0    (82.9)                      2.0         L8672c99 
37  Rubidium  Ga  [Ar]3d104s24p   2P°1/2    [98.67]                     0.04        L6833 
37  Rubidium  Zn  [Ar]3d104s2   1S0    [132.79]                     0.25        L9039,L6976 
37  Rubidium  Cu  [Ar]3d104s   2S1/2    150.628                     0.025       L6264 
37  Rubidium  Ni  [Ar]3d10   1S0    277.12                      0.12        L3465c99 
37  Rubidium  Co  [Ar]3d9   2D5/2    (313.1)                      2.4         L8672c99 
37  Rubidium  Fe  [Ar]3d8   3F4    (356.0)                      2.5         L8672c99 
37  Rubidium  Mn  [Ar]3d7   4F9/2    (400)                        3           L8672c99 
37  Rubidium  Cr  [Ar]3d6   5D4    (443)                        3           L8672c99 
37  Rubidium  V  [Ar]3d5   6S5/2    (502)                        3           L8672c99 
37  Rubidium  Ti  [Ar]3d4   5D0    (550)                        3           L8672c99 
37  Rubidium  Sc  [Ar]3d3   4F3/2    (601)                        3           L8672c99 
37  Rubidium  Ca  [Ar]3d2   3F2    (654)                        3           L8672c99 
37  Rubidium  K  [Ar]3d   2D3/2    (706.0)                      2.2         L9039 
37  Rubidium  Ar  [Ne]3s23p6   1S0    [857]                        3           L11770 
37  Rubidium  Cl  [Ne]3s23p5   2P°3/2    [905.3]                      1.0         L11770 
37  Rubidium  S  [Ne]3s23p4   3P2    [958.9]                      1.4         L11770 
37  Rubidium  P  [Ne]3s23p3   4S°3/2    [1 024]                        4           L11770 
37  Rubidium  Si  [Ne]3s23p2   3P0    [1 080]                        3           L11770 
37  Rubidium  Al  [Ne]3s23p   2P°1/2    [1 125]                        5           L11770 
37  Rubidium  Mg  [Ne]3s2   1S0    [1 242.5]                      1.7         L11770 
37  Rubidium  Na  [Ne]3s   2S1/2    [1 294.57]                     0.04        L11770 
37  Rubidium  Ne  1s22s22p6   1S0    [3 133.3]                      1.8         L11770 
37  Rubidium  F  1s22s22p5   2P°3/2    [3 281]                        6           L11770 
37  Rubidium  O  1s22s22p4   3P2    [3 443]                        8           L11770 
37  Rubidium  N  1s22s22p3   4S°3/2    [3 600]                        30           L11770 
37  Rubidium  C  1s22s22p2   3P0    [3 815]                        4           L11770 
37  Rubidium  B  1s22s22p   2P°1/2    [3 988]                        3           L11770 
37  Rubidium  Be  1s22s2   1S0    [4 214]                        4           L11770 
37  Rubidium  Li  1s22s   2S1/2    (4 356.865)                    0.010       L16264c99 
37  Rubidium  He  1s2   1S0    (18 305.886)                    0.004       L21139 
37  Rubidium  H  1s   2S1/2    (18 965.5484)                   0.0020      L19200 
Notes:
a Designations used in the ground shell lists:
[Ne] = 1s22s22p6
[Ar] = 1s22s22p63s23p6
[Kr] = 1s22s22p63s23p63d104s24p6

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