NIST Atomic Spectra Database Ionization Energies Data
Bh (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 (b) (eV) | Uncertainty (c) (eV) | References --------|----------|-------------|-------------------|-----------------|--------------------------------------|----------------------|----------- 107 | Bohrium | Bh | [Rn].5f14.6d5.7s2 | <5/2> | [7.7] | 0.5 | L13544 107 | Bohrium | Sg | [Rn].5f14.6d4.7s2 | 0 | [17.5] | 0.5 | L13544 107 | Bohrium | Db | [Rn].5f14.6d4.7s | <1/2> | [26.7] | 0.5 | L13544 107 | Bohrium | Rf | [Rn].5f14.6d4 | 0 | [37.3] | 0.5 | L13544 107 | Bohrium | Lr | [Rn].5f14.6d3 | <3/2> | [49.0] | 0.5 | L13544 107 | Bohrium | No | [Rn].5f14.6d2 | <2> | [62.1] | 0.5 | L13544 107 | Bohrium | Md | [Rn].5f14.6d | 2D<3/2> | [74.9] | 0.5 | L13544 107 | Bohrium | Fm | [Rn].5f14 | 1S0 | (134.0) | 2.1 | L8672c99 107 | Bohrium | Es | [Rn].5f13 | 2F*<7/2> | (148.0) | 2.2 | L8672c99 107 | Bohrium | Cf | [Rn].5f12 | 3H<6> | (178.0) | 2.2 | L8672c99 107 | Bohrium | Bk | [Rn].5f11 | 4I*<15/2> | (198.0) | 2.4 | L8672c99 107 | Bohrium | Cm | [Rn].5f10 | 5I<8> | (228.0) | 2.5 | L8672c99 107 | Bohrium | Am | [Rn].5f9 | 6H*<15/2> | (255) | 3 | L8672c99 107 | Bohrium | Pu | [Rn].5f8 | 7F<6> | (281) | 3 | L8672c99 107 | Bohrium | Np | [Rn].5f7 | 8S*<7/2> | (318) | 3 | L8672c99 107 | Bohrium | U | [Rn].5f6 | 7F0 | (337) | 3 | L8672c99 107 | Bohrium | Pa | [Rn].5f5 | 6H*<5/2> | (374) | 3 | L8672c99 107 | Bohrium | Th | [Rn].5f4 | 5I<4> | | | 107 | Bohrium | Pt | [Xe].4f14.5d10 | 1S0 | (934) | 4 | L8672c99 107 | Bohrium | Ir | [Xe].4f14.5d9 | 2D<5/2> | (969) | 4 | L8672c99 107 | Bohrium | Os | [Xe].4f14.5d8 | 3F<4> | (1008) | 4 | L8672c99 107 | Bohrium | Re | [Xe].4f14.5d7 | 4F<9/2> | (1049) | 4 | L8672c99 107 | Bohrium | W | [Xe].4f14.5d6 | 5D<4> | (1088) | 5 | L8672c99 107 | Bohrium | Ta | [Xe].4f14.5d5 | 6S<5/2> | (1126) | 5 | L8672c99 107 | Bohrium | Hf | [Xe].4f14.5d4 | 5D0 | (1197) | 5 | L8672c99 107 | Bohrium | Lu | [Xe].4f14.5d3 | 4F<3/2> | (1237) | 5 | L8672c99 107 | Bohrium | Yb | [Xe].4f14.5d2 | 3F<2> | (1280) | 4 | L8672c99 107 | Bohrium | Tm | [Xe].4f14.5d | 2D<3/2> | (1320) | 4 | L8672c99 107 | Bohrium | Er | [Xe].4f14 | 1S0 | | | 107 | Bohrium | Ho | [Cd].4f14.5p5 | 2P*<3/2> | | | 107 | Bohrium | Dy | [Cd].4f14.5p4 | 3P<2> | | | 107 | Bohrium | Tb | [Cd].4f14.5p3 | 2P*<3/2> | | | 107 | Bohrium | Gd | [Cd].4f14.5p2 | 3P0 | | | 107 | Bohrium | Eu | [Cd].4f14.5p | 2P*<1/2> | | | 107 | Bohrium | Sm | [Cd].4f14 | 1S0 | | | 107 | Bohrium | Pm | [Kr].4d10.4f14.5s | 2S<1/2> | | | 107 | Bohrium | Nd | [Kr].4d10.4f14 | 1S0 | | | 107 | Bohrium | Pr | [Kr].4d10.4f13 | 2F*<7/2> | | | 107 | Bohrium | Ce | [Kr].4d10.4f12 | | | | 107 | Bohrium | La | [Kr].4d10.4f11 | 4I*<15/2> | | | 107 | Bohrium | Ba | [Kr].4d10.4f10 | 5I<8> | | | 107 | Bohrium | Cs | [Kr].4d10.4f9 | 6H*<15/2> | | | 107 | Bohrium | Xe | [Kr].4d10.4f8 | 7F<6> | | | 107 | Bohrium | I | [Kr].4d10.4f7 | 8S*<7/2> | | | 107 | Bohrium | Te | [Kr].4d10.4f6 | 7F0 | | | 107 | Bohrium | Sb | [Kr].4d10.4f5 | 6H*<5/2> | | | 107 | Bohrium | Sn | [Kr].4d10.4f4 | 5I<4> | | | 107 | Bohrium | In | [Kr].4d10.4f3 | 4I*<9/2> | | | 107 | Bohrium | Cd | [Kr].4d10.4f2 | 3H<4> | | | 107 | Bohrium | Ag | [Kr].4d10.4f | 2F*<5/2> | | | 107 | Bohrium | Pd | [Kr].4d10 | 1S0 | (4216) | 12 | L8672c99 107 | Bohrium | Rh | [Kr].4d9 | 2D<5/2> | (4301) | 15 | L8672c99 107 | Bohrium | Ru | [Kr].4d8 | 3F<4> | (4390) | 19 | L8672c99 107 | Bohrium | Tc | [Kr].4d7 | 4F<9/2> | (4486) | 24 | L8672c99 107 | Bohrium | Mo | [Kr].4d6 | 5D<4> | (4580) | 30 | L8672c99 107 | Bohrium | Nb | [Kr].4d5 | <5/2> | (4660) | 40 | L8672c99 107 | Bohrium | Zr | [Kr].4d4 | 5D0 | (4890) | 40 | L8672c99 107 | Bohrium | Y | [Kr].4d3 | 4F<3/2> | (4980) | 50 | L8672c99 107 | Bohrium | Sr | [Kr].4d2 | 3F<2> | (5080) | 50 | L8672c99 107 | Bohrium | Rb | [Kr].4d | 2D<3/2> | (5170) | 60 | L8672c99 107 | Bohrium | Kr | [Ar].3d10.4s2.4p6 | 1S0 | (5550) | 60 | L8672c99 107 | Bohrium | Br | [Ar].3d10.4s2.4p5 | 2P*<3/2> | (5640) | 70 | L8672c99 107 | Bohrium | Se | [Ar].3d10.4s2.4p4 | 3P<2> | (5740) | 90 | L8672c99 107 | Bohrium | As | [Ar].3d10.4s2.4p3 | *<3/2> | (5830) | 90 | L8672c99 107 | Bohrium | Ge | [Ar].3d10.4s2.4p2 | 3P0 | (6650) | 100 | L8672c99 107 | Bohrium | Ga | [Ar].3d10.4s2.4p | 2P*<1/2> | (6760) | 110 | L8672c99 107 | Bohrium | Zn | [Ar].3d10.4s2 | 1S0 | (7040) | 120 | L8672c99 107 | Bohrium | Cu | [Ar].3d10.4s | 2S<1/2> | (7140) | 120 | L8672c99 107 | Bohrium | Ni | [Ar].3d10 | 1S0 | (10930) | 140 | L8672c99 107 | Bohrium | Co | [Ar].3d9 | 2D<5/2> | (11130) | 150 | L8672c99 107 | Bohrium | Fe | [Ar].3d8 | 3F<4> | (11340) | 160 | L8672c99 107 | Bohrium | Mn | [Ar].3d7 | 4F<9/2> | (11560) | 170 | L8672c99 107 | Bohrium | Cr | [Ar].3d6 | <4> | (11780) | 190 | L8672c99 107 | Bohrium | V | [Ar].3d5 | <5/2> | (11980) | 200 | L8672c99 107 | Bohrium | Ti | [Ar].3d4 | 5D0 | (12610) | 220 | L8672c99 107 | Bohrium | Sc | [Ar].3d3 | 4F<3/2> | (12830) | 240 | L8672c99 107 | Bohrium | Ca | [Ar].3d2 | 3F<2> | (13070) | 250 | L8672c99 107 | Bohrium | K | [Ar].3d | 2D<3/2> | (13300) | 300 | L8672c99 107 | Bohrium | Ar | [Ne].3s2.3p6 | 1S0 | (13900) | 300 | L8672c99 107 | Bohrium | Cl | [Ne].3s2.3p5 | 2P*<3/2> | (14100) | 300 | L8672c99 107 | Bohrium | S | [Ne].3s2.3p4 | 3P<2> | (14300) | 300 | L8672c99 107 | Bohrium | P | [Ne].3s2.3p3 | 2P*<3/2> | (14500) | 400 | L8672c99 107 | Bohrium | Si | [Ne].3s2.3p2 | 3P0 | (17000) | 400 | L8672c99 107 | Bohrium | Al | [Ne].3s2.3p | 2P*<1/2> | (17300) | 400 | L8672c99 107 | Bohrium | Mg | [Ne].3s2 | 1S0 | (17700) | 400 | L8672c99 107 | Bohrium | Na | [Ne].3s | 2S<1/2> | (18000) | 400 | L8672c99 107 | Bohrium | Ne | 1s2.2s2.2p6 | 1S0 | (35200) | 400 | L8672c99 107 | Bohrium | F | 1s2.2s2.2p5 | 2P*<3/2> | (35700) | 500 | L8672c99 107 | Bohrium | O | 1s2.2s2.2p4 | 3P<2> | (36300) | 500 | L8672c99 107 | Bohrium | N | 1s2.2s2.2p3 | (0,3/2)*<3/2> | (36800) | 500 | L8672c99 107 | Bohrium | C | 1s2.2s2.2p2 | 3P0 | (46100) | 500 | L8672c99 107 | Bohrium | B | 1s2.2s2.2p | 2P*<1/2> | (46900) | 500 | L8672c99 107 | Bohrium | Be | 1s2.2s2 | 1S0 | (47800) | 500 | L8672c99 107 | Bohrium | Li | 1s2.2s | 2S<1/2> | | | 107 | Bohrium | He | 1s2 | 1S0 | (187260) | 12 | u52 107 | Bohrium | H | 1s | 2S<1/2> | (190329) | 12 | L19200 ------------------------------------------------------------------------------------------------------------------------------------------------- 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 [Rn] = 1s2.2s2.2p6.3s2.3p6.3d10.4s2.4p6.4d10.5s2.5p6.4f14.5d10.6s2.6p6 (b) If the listed ionization energy is blank, it is unknown. Only the ground state is known. (c) Uncertainties of some of the listed values are unknown.
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