NIST Atomic Spectra Database Ionization Energies Data
I (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 5]. 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 --------|----------|-------------|-------------------|----------------|--------------------------------------|----------------------|--------------- 53 | Iodine | I | [Cd].5p5 | 2P*<3/2> | 10.451236 | 0.000025 | L13998,L22518 53 | Iodine | Te | [Cd].5p4 | 3P<2> | 19.13126 | 0.00012 | L7360 53 | Iodine | Sb | [Cd].5p3 | 4S*<3/2> | 29.570 | 0.025 | L11993 53 | Iodine | Sn | [Cd].5p2 | 3P0 | 40.357 | 0.025 | L11994 53 | Iodine | In | [Cd].5p | 2P*<1/2> | 51.52 | 0.04 | L10105 53 | Iodine | Cd | [Kr].4d10.5s2 | 1S0 | [74.4] | 0.4 | L10105 53 | Iodine | Ag | [Kr].4d10.5s | 2S<1/2> | [87.61] | 0.06 | L5438 53 | Iodine | Pd | [Kr].4d10 | 1S0 | 150.81 | 0.10 | L11384 53 | Iodine | Rh | [Kr].4d9 | 2D<5/2> | (171.0) | 2.2 | L8672c99 53 | Iodine | Ru | [Kr].4d8 | 3F<4> | (197.0) | 2.2 | L8672c99 53 | Iodine | Tc | [Kr].4d7 | 4F<9/2> | (220.9) | 2.4 | L8672c99 53 | Iodine | Mo | [Kr].4d6 | 5D<4> | (247.0) | 2.5 | L8672c99 53 | Iodine | Nb | [Kr].4d5 | 6S<5/2> | (279) | 3 | L8672c99 53 | Iodine | Zr | [Kr].4d4 | 5D0 | (307) | 3 | L8672c99 53 | Iodine | Y | [Kr].4d3 | 4F<3/2> | (335) | 3 | L8672c99 53 | Iodine | Sr | [Kr].4d2 | 3F<2> | (365) | 3 | L8672c99 53 | Iodine | Rb | [Kr].4d | 2D<3/2> | (393) | 3 | L8672c99 53 | Iodine | Kr | [Ar].3d10.4s2.4p6 | 1S0 | (505) | 3 | L8672c99 53 | Iodine | Br | [Ar].3d10.4s2.4p5 | 2P*<3/2> | (535) | 3 | L8672c99 53 | Iodine | Se | [Ar].3d10.4s2.4p4 | 3P<2> | (569) | 4 | L8672c99 53 | Iodine | As | [Ar].3d10.4s2.4p3 | 4S*<3/2> | (601) | 4 | L8672c99 53 | Iodine | Ge | [Ar].3d10.4s2.4p2 | 3P0 | (649) | 4 | L8672c99 53 | Iodine | Ga | [Ar].3d10.4s2.4p | 2P*<1/2> | (683) | 4 | L8672c99 53 | Iodine | Zn | [Ar].3d10.4s2 | 1S0 | (762) | 4 | L8672c99 53 | Iodine | Cu | [Ar].3d10.4s | 2S<1/2> | [800.8] | 0.4 | L10278 53 | Iodine | Ni | [Ar].3d10 | 1S0 | (1397) | 4 | L8672c99 53 | Iodine | Co | [Ar].3d9 | 2D<5/2> | (1472) | 4 | L8672c99 53 | Iodine | Fe | [Ar].3d8 | 3F<4> | (1553) | 4 | L8672c99 53 | Iodine | Mn | [Ar].3d7 | 4F<9/2> | (1639) | 4 | L8672c99 53 | Iodine | Cr | [Ar].3d6 | 5D<4> | (1720) | 4 | L8672c99 53 | Iodine | V | [Ar].3d5 | 6S<5/2> | (1812) | 4 | L8672c99 53 | Iodine | Ti | [Ar].3d4 | 5D0 | (1911) | 4 | L8672c99 53 | Iodine | Sc | [Ar].3d3 | 4F<3/2> | (1999) | 4 | L8672c99 53 | Iodine | Ca | [Ar].3d2 | 3F<2> | (2093) | 5 | L8672c99 53 | Iodine | K | [Ar].3d | 2D<3/2> | (2181) | 5 | L8672c99 53 | Iodine | Ar | [Ne].3s2.3p6 | 1S0 | (2431) | 5 | L8672c99 53 | Iodine | Cl | [Ne].3s2.3p5 | 2P*<3/2> | (2510) | 5 | L8672c99 53 | Iodine | S | [Ne].3s2.3p4 | 3P<2> | (2598) | 4 | L8672c99 53 | Iodine | P | [Ne].3s2.3p3 | 4S*<3/2> | (2680) | 4 | L8672c99 53 | Iodine | Si | [Ne].3s2.3p2 | 3P0 | (2836) | 4 | L8672c99 53 | Iodine | Al | [Ne].3s2.3p | 2P*<1/2> | (2926) | 4 | L8672c99 53 | Iodine | Mg | [Ne].3s2 | 1S0 | (3096) | 4 | L8672c99 53 | Iodine | Na | [Ne].3s | 2S<1/2> | [3185.5] | 0.5 | L10264c99 53 | Iodine | Ne | 1s2.2s2.2p6 | 1S0 | (7337) | 4 | L8672c99 53 | Iodine | F | 1s2.2s2.2p5 | 2P*<3/2> | (7563) | 4 | L8672c99 53 | Iodine | O | 1s2.2s2.2p4 | 3P<2> | (7811) | 4 | L8672c99 53 | Iodine | N | 1s2.2s2.2p3 | (0,3/2)*<3/2> | (8044) | 4 | L8672c99 53 | Iodine | C | 1s2.2s2.2p2 | 3P0 | (8601) | 4 | L8672c99 53 | Iodine | B | 1s2.2s2.2p | 2P*<1/2> | (8867) | 4 | L8672c99 53 | Iodine | Be | 1s2.2s2 | 1S0 | (9196) | 4 | L8672c99 53 | Iodine | Li | 1s2.2s | 2S<1/2> | (9421.10) | 0.04 | L16264c99 53 | Iodine | He | 1s2 | 1S0 | (38717.00) | 0.03 | L21139 53 | Iodine | H | 1s | 2S<1/2> | (39721.549) | 0.017 | 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
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