The Actinides
Th to Lw
Electron Binding Energies

Binding energies quoted in electron-volts (eV)


Electron
Identity
Thorium
Th
Protactinium
Pa
Uranium
U
Neptunium
Np
Plutonium
Pu
Americium
Am
Curium
Cm
1s109650112599115603118673121805125004128230
2s20472211082175722427230982378924494
2p17431179251842718941194601998620541
3s5182.35366.955485731.45932.96126.66315.2
3p4308.24450.74597.44746.24884.85033.95185.9
3d3396.53509.53623.83740.53857.53972.54092.3
4s1330.51388.11442.51501.61560.31619.81665.2
4p1034.61080.31121.31167.41206.71247.51283.4
4d691.58724.19755.1789.62821.57851.75886.4
4f338.79365.1384.78409.72434.96456.19481.14
5s291.85310.4324.5342.9353.27359.67387.23
5p198.13213.77218.13231.64236.53245.64261.44
5d90.06495.44799.7106.04111.19112.41120.3
5f6666611
6s5048.3552.025250.852.258.45
6p27.66726.01726.6627.03325.95635.78929.456
6d666.165
7s6.085.896.19416.26576.065.9936.02

Electron
Identity
Berkelium
Bk
Californium
Cf
Einsteinium
Es
Fermium
Fm
Mendelevium
Md
Nobelium
No
Lawrencium
Lw
1s131573134952138446142010145658149379153181
2s25267260652684327637284622930430165.5
2p21089216732224722833234252402924639.7
3s6551.867596981.27208.87443.376807918.55
3p5365.35526.55693.45863.760376210.36347.0
3d4223.54346.644734602.74732.34860.84989.5
4s1744.11801.31869.71941.42011.42083.12158.7
4p1344.51392.21442.11495.51545.71596.51650.2
4d922.36954.85989.51028.910731099.61144.1
4f508.09532.64560.11590.02626.95640.7675.01
5s401.33418.2435.53456.13478.7489.4509.2
5p273.93279.92291.3304.83319.98326.07344.95
5d126.21131.1138.37146.74152.1155.12166.95
5f12991512.28612.28618.286
6s59.3559.5561.765.8567.0568.2575.3
6p30.528.76729.61733.3531.41731.66736.183
6d4
7s6.236.36.426.56.586.657

Author: Dan Thomas Email: <thomas@chembio.uoguelph.ca>
Last Updated: Sat, Feb 8, 1997