| rydberg | 1 Ry | 2 Ry | 3 Ry | 4 Ry | 5 Ry | 6 Ry | 7 Ry | 8 Ry | 9 Ry | 10 Ry | 11 Ry | 12 Ry | 13 Ry | 14 Ry | 15 Ry | 16 Ry | 17 Ry | 18 Ry | 19 Ry | 20 Ry | 21 Ry | 22 Ry | 23 Ry | 24 Ry | 25 Ry | 26 Ry | 27 Ry | 28 Ry | 29 Ry | 30 Ry | 31 Ry | 32 Ry | 33 Ry | 34 Ry | 35 Ry | 36 Ry | 37 Ry | 38 Ry | 39 Ry | 40 Ry | 41 Ry | 42 Ry | 43 Ry | 44 Ry | 45 Ry | 46 Ry | 47 Ry | 48 Ry | 49 Ry | 50 Ry | 51 Ry | 52 Ry | 53 Ry | 54 Ry | 55 Ry | 56 Ry | 57 Ry | 58 Ry | 59 Ry | 60 Ry | 61 Ry | 62 Ry | 63 Ry | 64 Ry | 65 Ry | 66 Ry | 67 Ry | 68 Ry | 69 Ry | 70 Ry | 71 Ry | 72 Ry | 73 Ry | 74 Ry | 75 Ry | 76 Ry | 77 Ry | 78 Ry | 79 Ry | 80 Ry | 81 Ry | 82 Ry | 83 Ry | 84 Ry | 85 Ry | 86 Ry | 87 Ry | 88 Ry | 89 Ry | 90 Ry | 91 Ry | 92 Ry | 93 Ry | 94 Ry | 95 Ry | 96 Ry | 97 Ry | 98 Ry | 99 Ry | 100 Ry |
| electronvolt | 13.6056915 eV | 27.2113829 eV | 40.8170744 eV | 54.4227658 eV | 68.0284573 eV | 81.6341487 eV | 95.2398402 eV | 108.8455316 eV | 122.4512231 eV | 136.0569146 eV | 149.6626060 eV | 163.2682975 eV | 176.8739889 eV | 190.4796804 eV | 204.0853718 eV | 217.6910633 eV | 231.2967547 eV | 244.9024462 eV | 258.5081376 eV | 272.1138291 eV | 285.7195206 eV | 299.3252120 eV | 312.9309035 eV | 326.5365949 eV | 340.1422864 eV | 353.7479778 eV | 367.3536693 eV | 380.9593607 eV | 394.5650522 eV | 408.1707437 eV | 421.7764351 eV | 435.3821266 eV | 448.9878180 eV | 462.5935095 eV | 476.1992009 eV | 489.8048924 eV | 503.4105838 eV | 517.0162753 eV | 530.6219667 eV | 544.2276582 eV | 557.8333497 eV | 571.4390411 eV | 585.0447326 eV | 598.6504240 eV | 612.2561155 eV | 625.8618069 eV | 639.4674984 eV | 653.0731898 eV | 666.6788813 eV | 680.2845728 eV | 693.8902642 eV | 707.4959557 eV | 721.1016471 eV | 734.7073386 eV | 748.3130300 eV | 761.9187215 eV | 775.5244129 eV | 789.1301044 eV | 802.7357959 eV | 816.3414873 eV | 829.9471788 eV | 843.5528702 eV | 857.1585617 eV | 870.7642531 eV | 884.3699446 eV | 897.9756360 eV | 911.5813275 eV | 925.1870189 eV | 938.7927104 eV | 952.3984019 eV | 966.0040933 eV | 979.6097848 eV | 993.2154762 eV | 1,006.8211677 eV | 1,020.4268591 eV | 1,034.0325506 eV | 1,047.6382420 eV | 1,061.2439335 eV | 1,074.8496250 eV | 1,088.4553164 eV | 1,102.0610079 eV | 1,115.6666993 eV | 1,129.2723908 eV | 1,142.8780822 eV | 1,156.4837737 eV | 1,170.0894651 eV | 1,183.6951566 eV | 1,197.3008480 eV | 1,210.9065395 eV | 1,224.5122310 eV | 1,238.1179224 eV | 1,251.7236139 eV | 1,265.3293053 eV | 1,278.9349968 eV | 1,292.5406882 eV | 1,306.1463797 eV | 1,319.7520711 eV | 1,333.3577626 eV | 1,346.9634541 eV | 1,360.5691455 eV |
The Rydberg constant, symbol R∞ for heavy atoms or RH for hydrogen, named after the Swedish physicist Johannes Rydberg, is a physical constant relating to atomic spectra, in the science of spectroscopy.
| 1 rydbergs ≈ 13.605691455111 electronvolts | 6 rydbergs ≈ 81.634148730668 electronvolts |
| 2 rydbergs ≈ 27.211382910223 electronvolts | 7 rydbergs ≈ 95.239840185779 electronvolts |
| 3 rydbergs ≈ 40.817074365334 electronvolts | 8 rydbergs ≈ 108.84553164089 electronvolts |
| 4 rydbergs ≈ 54.422765820445 electronvolts | 9 rydbergs ≈ 122.451223096 electronvolts |
| 5 rydbergs ≈ 68.028457275556 electronvolts | 10 rydbergs ≈ 136.05691455111 electronvolts |
In physics, the electronvolt (symbol eV, also written electron-volt and electron volt) is a unit of energy equal to approximately 1.6×10−19 joules (symbol J).
| 1 electronvolts ≈ 0.073498653361298 rydbergs | 6 electronvolts ≈ 0.44099192016779 rydbergs |
| 2 electronvolts ≈ 0.1469973067226 rydbergs | 7 electronvolts ≈ 0.51449057352909 rydbergs |
| 3 electronvolts ≈ 0.22049596008389 rydbergs | 8 electronvolts ≈ 0.58798922689039 rydbergs |
| 4 electronvolts ≈ 0.29399461344519 rydbergs | 9 electronvolts ≈ 0.66148788025168 rydbergs |
| 5 electronvolts ≈ 0.36749326680649 rydbergs | 10 electronvolts ≈ 0.73498653361298 rydbergs |
| 1 rydbergs ≈ 13.6056915 electronvolts |
| 1 electronvolts ≈ 0.0734987 rydbergs |