Electron Binding Energies

Electron Binding Energies Navigation

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By Symbol

By Number

Cesium to Erbium

Element

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Cesium

K (1s)

35985 eV

LI (2s)

5714 eV

LII (2p1/2)

5359 eV

LIII (2p3/2)

5012 eV

MI (3s)

1211 eV

MII (3p1/2)

1071 eV

MIII (3p3/2)

1003 eV

MIV (3d3/2)

740.5 eV

MV (3d5/2)

726.6 eV

NI (4s)

232.3 eV

NII (4p1/2)

172.4 eV

NIII (4p3/2)

161.3 eV

NIV (4d3/2)

79.8 eV

NV (4d5/2)

77.5 eV

OI (5s)

22.7 eV

OII (5p1/2)

14.2 eV

OIII (5p3/2)

12.1 eV

Chromium

K (1s)

5989 eV

LI (2s)

696.0 eV

LII (2p1/2)

583.8 eV

LIII (2p3/2)

574.1 eV

MI (3s)

74.1 eV

MII (3p1/2)

42.2 eV

MIII (3p3/2)

42.2 eV

Cobalt

K (1s)

7709 eV

LI (2s)

925.1 eV

LII (2p1/2)

793.2 eV

LIII (2p3/2)

778.1 eV

MI (3s)

101.0 eV

MII (3p1/2)

58.9 eV

MIII (3p3/2)

59.9 eV

Copper

K (1s)

8979 eV

LI (2s)

1096.7 eV

LII (2p1/2)

952.3 eV

LIII (2p3/2)

932.7 eV

MI (3s)

122.5 eV

MII (3p1/2)

77.3 eV

MIII (3p3/2)

75.1 eV

Curium

K (1s)

128241 ± 3 eV

LI (2s)

24526 ± 5 eV

LII (2p1/2)

23651 ± 5 eV

LIII (2p3/2)

18970 ± 5 eV

MI (3s)

6337 ± 5 eV

MII (3p1/2)

5937 ± 5 eV

MIII (3p3/2)

4838 ± 5 eV

MIV (3d3/2)

4224 ± 5 eV

MV (3d5/2)

4009 ± 5 eV

NI (4s)

1684 ± 5 eV

NII (4p1/2)

1498 ± 5 eV

NIII (4p3/2)

1207 ± 5 eV

NIV (4d3/2)

916 ± 2 eV

NV (4d5/2)

862 ± 2 eV

NVI (4f5/2)

484 ± 2 eV

NVII (4f7/2)

470 ± 2 eV

OI (5s)

383 ± 5 eV

OII (5p1/2)

313 ± 5 eV

OIII (5p3/2)

229 ± 2 eV

OIV (5d3/2)

124 ± 5 eV

OV (5d5/2)

110 ± 2 eV

PI (6s)

50 ± 5 eV

PII (6p1/2)

30 ± 2 eV

PIII (6p3/2)

16 ± 2 eV

Dysprosium

K (1s)

53789 eV

LI (2s)

9046 eV

LII (2p1/2)

8581 eV

LIII (2p3/2)

7790 eV

MI (3s)

2047 eV

MII (3p1/2)

1842 eV

MIII (3p3/2)

1676 eV

MIV (3d3/2)

1333 eV

MV (3d5/2)

1292.6 eV

NI (4s)

414.2 eV

NII (4p1/2)

333.5 eV

NIII (4p3/2)

293.2 eV

NIV (4d3/2)

153.6 eV

NV (4d5/2)

153.6 eV

NVI (4f5/2)

8.0 eV

NVII (4f7/2)

4.3 eV

OI (5s)

49.9 eV

OII (5p1/2)

26.3 eV

OIII (5p3/2)

26.3 eV

Einsteinium

K (1s)

138396 ± 10 eV

LI (2s)

26782 ± 7 eV

LII (2p1/2)

25865 ± 6 eV

LIII (2p3/2)

20384 ± 6 eV

MI (3s)

6981 ± 7 eV

MII (3p1/2)

6558 ± 7 eV

MIII (3p3/2)

5259 ± 6 eV

MIV (3d3/2)

4617 ± 6 eV

MV (3d5/2)

4368 ± 8 eV

NI (4s)

1883 ± 11 eV

NII (4p1/2)

1683 ± 11 eV

NIII (4p3/2)

1336 ± 8 eV

NIV (4d3/2)

1029 ± 9 eV

NV (4d5/2)

965 ± 9 eV

NVI (4f5/2)

564 ± 6 eV

NVII (4f7/2)

546 ± 6 eV

OI (5s)

434 ± 7 eV

OII (5p1/2)

357 ± 11 eV

OIII (5p3/2)

255 ± 7 eV

OIV (5d3/2)

142 ± 7 eV

OV (5d5/2)

127 ± 7 eV

PI (6s)

57 ± 9 eV

PII (6p1/2)

35 ± 6 eV

PIII (6p3/2)

17 ± 6 eV

Erbium

K (1s)

57486 eV

LI (2s)

9751 eV

LII (2p1/2)

9264 eV

LIII (2p3/2)

8358 eV

MI (3s)

2207 eV

MII (3p1/2)

2006 eV

MIII (3p3/2)

1812 eV

MIV (3d3/2)

1453 eV

MV (3d5/2)

1409 eV

NI (4s)

449.8 eV

NII (4p1/2)

366.2 eV

NIII (4p3/2)

320.2 eV

NIV (4d3/2)

167.6 eV

NV (4d5/2)

167.6 eV

NVII (4f7/2)

4.7 eV

OI (5s)

50.6 eV

OII (5p1/2)

31.4 eV

OIII (5p3/2)

24.7 eV

References (Click the next to a value above to see complete citation information for that entry)

Bearden, J. A., and A. F. Burr. "Reevaluation of X-Ray Atomic Energy Levels." Reviews of Modern Physics, volume 39, number 1, 1967, pp. 125–142. doi:10.1103/RevModPhys.39.125

Cardona, M., and L. Ley, editors. Photoemission in Solids I: General Principles. Berlin: Springer-Verlag, 1978.

Fuggle, John C., and Nils Mårtensson. "Core-Level Binding Energies in Metals." Journal of Electron Spectroscopy and Related Phenomena, volume 21, number 3, 1980, pp. 275–281. doi:10.1016/0368-2048(80)85056-0

Gwyn Williams. Electron Binding Energies. http://www.jlab.org/~gwyn/ebindene.html. Accessed on April 30, 2010.

Porter, F.T., and M. S. Freedman. "Recommended Atomic Electron Binding Energies, 1s to 6p3/2, for the Heavy Elements, Z = 84 to 103." Journal of Physical and Chemical Reference Data, volume 7, number 4, 1978, pp. 1267–1284.