Hydrogen and The Alkali Metals
Group 1: H to Fr
Electron Binding Energies

Binding energies quoted in electron-volts (eV)


Electron
Identity
Hydrogen
H
Lithium
Li
Sodium
Na
Pottasium
K
Rubidium
Rb
Cesium
Cs
Francium
Fr
1s13.598157.8751074.43610.2715201.735984.6101133
2s5.3917266.02380.82068.075714.318636.8
2p33.52297.251827.165127.7315986.8
3s5.1390836.95325.551218.34648.85
3p19.375244.7331021.783882.18
3d114.1731.853051.88
4s4.3406632.4232.151151.67
4p16.5167165.667939.956
4d78.21583.967
4f259.014
5s4.1771323.85230.95
5p12.2667155.517
5d59.98
6s3.893933
6p15.6667
7s4

Author: Dan Thomas Email: <thomas@chembio.uoguelph.ca>
Last Updated: Mon, Jan 27, 1997