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| NIST Atomic Spectra Database Ionization Energies Data
No (all spectra) |
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, May 4]. National Institute of Standards and Technology, Gaithersburg, MD. DOI: https://doi.org/10.18434/T4W30F
BibTex Citation (new window)
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At. num | El. Name | Isoel. Seq. | Ground Shells (a) | Ground Level | Ionization Energy (eV) | Uncertainty (eV) | References
--------|----------|-------------|--------------------|-----------------|--------------------------------------|----------------------|-----------
102 | Nobelium | No | [Rn].5f14.7s2 | 1S0 | 6.62621 | 0.00005 | L20870
102 | Nobelium | Md | [Rn].5f14.7s | 2S<1/2> | (12.93) | 0.04 | L19691
102 | Nobelium | Fm | [Rn].5f14 | 1S0 | [25.8] | 0.4 | L13741c99
102 | Nobelium | Es | [Rn].5f13 | 2F*<7/2> | [41.5] | 0.4 | L13741c99
102 | Nobelium | Cf | [Rn].5f12 | 3H<6> | (60.0) | 1.9 | L8672c99
102 | Nobelium | Bk | [Rn].5f11 | 4I*<15/2> | (74.0) | 2.0 | L8672c99
102 | Nobelium | Cm | [Rn].5f10 | 5I<8> | (97.0) | 2.0 | L8672c99
102 | Nobelium | Am | [Rn].5f9 | 6H*<15/2> | (119.0) | 2.1 | L8672c99
102 | Nobelium | Pu | [Rn].5f8 | 7F<6> | (140.0) | 2.2 | L8672c99
102 | Nobelium | Np | [Rn].5f7 | 8S*<7/2> | (170.0) | 2.2 | L8672c99
102 | Nobelium | U | [Rn].5f6 | 7F0 | (187.0) | 2.4 | L8672c99
102 | Nobelium | Pa | [Rn].5f5 | 6H*<5/2> | (216.0) | 2.5 | L8672c99
102 | Nobelium | Th | [Rn].5f4 | 5I<4> | (246) | 12 | L582
102 | Nobelium | Ac | [Hg].5f7.6p2 | * | (267) | 14 | L582
102 | Nobelium | Ra | [Hg].5f7.6p | | (285) | 12 | L582
102 | Nobelium | Fr | [Hg].5f7 | * | (312) | 16 | L582
102 | Nobelium | Rn | [Hg].5f6 | | (341) | 17 | L582
102 | Nobelium | At | [Hg].5f5 | * | (367) | 19 | L582
102 | Nobelium | Po | [Hg].5f4 | | (394) | 20 | L582
102 | Nobelium | Bi | [Hg].5f3 | * | (422) | 21 | L582
102 | Nobelium | Pb | [Hg].5f2 | | (448) | 22 | L582
102 | Nobelium | Tl | [Hg].5f | 2F*<5/2> | (475) | 24 | L582
102 | Nobelium | Hg | [Xe].4f14.5d10.6s2 | 1S0 | (496) | 4 | L8672c99
102 | Nobelium | Au | [Xe].4f14.5d10.6s | 2S<1/2> | (520) | 4 | L8672c99
102 | Nobelium | Pt | [Xe].4f14.5d10 | 1S0 | (701) | 4 | L8672c99
102 | Nobelium | Ir | [Xe].4f14.5d9 | 2D<5/2> | (734) | 4 | L8672c99
102 | Nobelium | Os | [Xe].4f14.5d8 | 3F<4> | (768) | 4 | L8672c99
102 | Nobelium | Re | [Xe].4f14.5d7 | 4F<9/2> | (805) | 4 | L8672c99
102 | Nobelium | W | [Xe].4f14.5d6 | 5D<4> | (840) | 4 | L8672c99
102 | Nobelium | Ta | [Xe].4f14.5d5 | 6S<5/2> | (875) | 4 | L8672c99
102 | Nobelium | Hf | [Xe].4f14.5d4 | 5D0 | (934) | 4 | L8672c99
102 | Nobelium | Lu | [Xe].4f14.5d3 | 4F<3/2> | (969) | 4 | L8672c99
102 | Nobelium | Yb | [Xe].4f14.5d2 | 3F<2> | (1010) | 4 | L8672c99
102 | Nobelium | Tm | [Xe].4f14.5d | 2D<3/2> | (1045) | 5 | L8672c99
102 | Nobelium | Er | [Xe].4f14 | 1S0 | (1220) | 60 | L582
102 | Nobelium | Ho | [Cd].4f14.5p5 | 2P*<3/2> | (1260) | 60 | L582
102 | Nobelium | Dy | [Cd].4f14.5p4 | 3P<2> | (1300) | 70 | L582
102 | Nobelium | Tb | [Cd].4f14.5p3 | 2P*<3/2> | (1350) | 70 | L582
102 | Nobelium | Gd | [Cd].4f14.5p2 | 3P0 | (1500) | 70 | L582
102 | Nobelium | Eu | [Cd].4f14.5p | 2P*<1/2> | (1550) | 80 | L582
102 | Nobelium | Sm | [Cd].4f14 | 1S0 | (1680) | 80 | L582
102 | Nobelium | Pm | [Kr].4d10.4f14.5s | 2S<1/2> | (1730) | 90 | L582
102 | Nobelium | Nd | [Kr].4d10.4f14 | 1S0 | (1920) | 100 | L582
102 | Nobelium | Pr | [Kr].4d10.4f13 | 2F*<7/2> | (2010) | 100 | L582
102 | Nobelium | Ce | [Kr].4d10.4f12 | | (2110) | 110 | L582
102 | Nobelium | La | [Kr].4d10.4f11 | 4I*<15/2> | (2200) | 110 | L582
102 | Nobelium | Ba | [Kr].4d10.4f10 | 5I<8> | (2290) | 110 | L582
102 | Nobelium | Cs | [Kr].4d10.4f9 | 6H*<15/2> | (2380) | 120 | L582
102 | Nobelium | Xe | [Kr].4d10.4f8 | 7F<6> | (2470) | 120 | L582
102 | Nobelium | I | [Kr].4d10.4f7 | 8S*<7/2> | (2570) | 120 | L582
102 | Nobelium | Te | [Kr].4d10.4f6 | 7F0 | (2680) | 140 | L582
102 | Nobelium | Sb | [Kr].4d10.4f5 | 6H*<5/2> | (2760) | 140 | L582
102 | Nobelium | Sn | [Kr].4d10.4f4 | 5I<4> | (2860) | 150 | L582
102 | Nobelium | In | [Kr].4d10.4f3 | 4I*<9/2> | (2950) | 150 | L582
102 | Nobelium | Cd | [Kr].4d10.4f2 | 3H<4> | (3050) | 150 | L582
102 | Nobelium | Ag | [Kr].4d10.4f | 2F*<5/2> | (3140) | 160 | L582
102 | Nobelium | Pd | [Kr].4d10 | 1S0 | (3627) | 5 | L8672c99
102 | Nobelium | Rh | [Kr].4d9 | 2D<5/2> | (3705) | 6 | L8672c99
102 | Nobelium | Ru | [Kr].4d8 | 3F<4> | (3790) | 6 | L8672c99
102 | Nobelium | Tc | [Kr].4d7 | 4F<9/2> | (3878) | 7 | L8672c99
102 | Nobelium | Mo | [Kr].4d6 | 5D<4> | (3962) | 10 | L8672c99
102 | Nobelium | Nb | [Kr].4d5 | <5/2> | (4045) | 12 | L8672c99
102 | Nobelium | Zr | [Kr].4d4 | 5D0 | (4234) | 15 | L8672c99
102 | Nobelium | Y | [Kr].4d3 | 4F<3/2> | (4320) | 19 | L8672c99
102 | Nobelium | Sr | [Kr].4d2 | 3F<2> | (4413) | 24 | L8672c99
102 | Nobelium | Rb | [Kr].4d | 2D<3/2> | (4500) | 30 | L8672c99
102 | Nobelium | Kr | [Ar].3d10.4s2.4p6 | 1S0 | (4850) | 40 | L8672c99
102 | Nobelium | Br | [Ar].3d10.4s2.4p5 | 2P*<3/2> | (4930) | 40 | L8672c99
102 | Nobelium | Se | [Ar].3d10.4s2.4p4 | 3P<2> | (5030) | 50 | L8672c99
102 | Nobelium | As | [Ar].3d10.4s2.4p3 | *<3/2> | (5110) | 50 | L8672c99
102 | Nobelium | Ge | [Ar].3d10.4s2.4p2 | 3P0 | (5750) | 60 | L8672c99
102 | Nobelium | Ga | [Ar].3d10.4s2.4p | 2P*<1/2> | (5850) | 60 | L8672c99
102 | Nobelium | Zn | [Ar].3d10.4s2 | 1S0 | (6110) | 70 | L8672c99
102 | Nobelium | Cu | [Ar].3d10.4s | 2S<1/2> | (6210) | 90 | L8672c99
102 | Nobelium | Ni | [Ar].3d10 | 1S0 | (9680) | 90 | L8672c99
102 | Nobelium | Co | [Ar].3d9 | 2D<5/2> | (9860) | 100 | L8672c99
102 | Nobelium | Fe | [Ar].3d8 | 3F<4> | (10060) | 110 | L8672c99
102 | Nobelium | Mn | [Ar].3d7 | 4F<9/2> | (10270) | 120 | L8672c99
102 | Nobelium | Cr | [Ar].3d6 | <4> | (10470) | 120 | L8672c99
102 | Nobelium | V | [Ar].3d5 | <5/2> | (10660) | 140 | L8672c99
102 | Nobelium | Ti | [Ar].3d4 | 5D0 | (11200) | 150 | L8672c99
102 | Nobelium | Sc | [Ar].3d3 | 4F<3/2> | (11410) | 160 | L8672c99
102 | Nobelium | Ca | [Ar].3d2 | 3F<2> | (11630) | 170 | L8672c99
102 | Nobelium | K | [Ar].3d | 2D<3/2> | (11840) | 190 | L8672c99
102 | Nobelium | Ar | [Ne].3s2.3p6 | 1S0 | (12420) | 200 | L8672c99
102 | Nobelium | Cl | [Ne].3s2.3p5 | 2P*<3/2> | (12600) | 220 | L8672c99
102 | Nobelium | S | [Ne].3s2.3p4 | 3P<2> | (12800) | 240 | L8672c99
102 | Nobelium | P | [Ne].3s2.3p3 | 2P*<3/2> | (12980) | 250 | L8672c99
102 | Nobelium | Si | [Ne].3s2.3p2 | 3P0 | (15000) | 300 | L8672c99
102 | Nobelium | Al | [Ne].3s2.3p | 2P*<1/2> | (15200) | 300 | L8672c99
102 | Nobelium | Mg | [Ne].3s2 | 1S0 | (15600) | 300 | L8672c99
102 | Nobelium | Na | [Ne].3s | 2S<1/2> | (15800) | 300 | L8672c99
102 | Nobelium | Ne | 1s2.2s2.2p6 | 1S0 | (31700) | 400 | L8672c99
102 | Nobelium | F | 1s2.2s2.2p5 | 2P*<3/2> | (32200) | 400 | L8672c99
102 | Nobelium | O | 1s2.2s2.2p4 | 3P<2> | (32700) | 400 | L8672c99
102 | Nobelium | N | 1s2.2s2.2p3 | (0,3/2)*<3/2> | (33200) | 400 | L8672c99
102 | Nobelium | C | 1s2.2s2.2p2 | 3P0 | (40500) | 400 | L8672c99
102 | Nobelium | B | 1s2.2s2.2p | 2P*<1/2> | (41200) | 400 | L8672c99
102 | Nobelium | Be | 1s2.2s2 | 1S0 | (42100) | 500 | L8672c99
102 | Nobelium | Li | 1s2.2s | 2S<1/2> | (42632) | 6 | L582c106
102 | Nobelium | He | 1s2 | 1S0 | (166050) | 7 | u52
102 | Nobelium | H | 1s | 2S<1/2> | (168804) | 7 | L19200
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Notes:
(a) Designations used in the ground shell lists:
[Ne] = 1s2.2s2.2p6
[Ar] = 1s2.2s2.2p6.3s2.3p6
[Kr] = 1s2.2s2.2p6.3s2.3p6.3d10.4s2.4p6
[Cd] = 1s2.2s2.2p6.3s2.3p6.3d10.4s2.4p6.4d10.5s2
[Xe] = 1s2.2s2.2p6.3s2.3p6.3d10.4s2.4p6.4d10.5s2.5p6
[Hg] = 1s2.2s2.2p6.3s2.3p6.3d10.4s2.4p6.4d10.5s2.5p6.4f14.5d10.6s2
[Rn] = 1s2.2s2.2p6.3s2.3p6.3d10.4s2.4p6.4d10.5s2.5p6.4f14.5d10.6s2.6p6
If you did not find the data you need, please inform the ASD Team.
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