Ionization Energies

Ionization Energies Navigation

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Tellurium to Uranium

Element

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Tellurium

I (1)

9.0096 eV

II (2)

18.6 eV

III (3)

27.96 eV

IV (4)

37.41 eV

V (5)

58.75 eV

VI (6)

70.7 eV

VII (7)

137 eV

Terbium

I (1)

5.8638 eV

II (2)

11.52 eV

III (3)

21.91 ± 0.10 eV

IV (4)

39.37 ± 0.10 eV

Thulium

I (1)

6.18431 eV

II (2)

12.05 eV

III (3)

23.68 ± 0.10 eV

IV (4)

42.7 ± 0.4 eV

Tin

I (1)

7.34392 eV

II (2)

14.6322 eV

III (3)

30.50260 eV

IV (4)

40.73502 eV

V (5)

72.28 eV

Titanium

I (1)

6.82812 eV

II (2)

13.5755 eV

III (3)

27.4919 ± 0.0002 eV

IV (4)

43.2675 ± 0.0002 eV

V (5)

99.30 ± 0.01 eV

VI (6)

119.53 ± 0.02 eV

VII (7)

140.8 ± 0.2 eV

VIII (8)

170.4 ± 0.4 eV

IX (9)

192.1 ± 0.4 eV

X (10)

215.92 ± 0.12 eV

XI (11)

265.07 ± 0.06 eV

XII (12)

291.502 ± 0.012 eV

XIII (13)

787.84 ± 0.06 eV

XIV (14)

863.1 ± 1.7 eV

XV (15)

941.9 ± 1.9 eV

XVI (16)

1044 ± 2 eV

XVII (17)

1131 ± 2 eV

XVIII (18)

1221 ± 2 eV

XIX (19)

1346 ± 3 eV

XX (20)

1425.4 ± 0.4 eV

XXI (21)

6249.0 ± 1.0 eV

XXII (22)

6625.87 ± 0.01 eV

Tungsten

I (1)

7.86403 ± 0.00010 eV

II (2)

16.37 ± 0.15 eV

III (3)

26.0 ± 0.4 eV

IV (4)

38.2 ± 0.4 eV

V (5)

51.6 ± 0.3 eV

VI (6)

64.77 ± 0.04 eV

VII (7)

122.01 ± 0.06 eV

VIII (8)

141.2 ± 1.2 eV

IX (9)

160.2 ± 1.2 eV

X (10)

179.0 ± 1.2 eV

XI (11)

208.9 ± 1.2 eV

XII (12)

231.6 ± 1.2 eV

XIII (13)

258.2 ± 1.2 eV

XIV (14)

290.7 ± 1.2 eV

XV (15)

325.3 ± 1.5 eV

XVI (16)

361.9 ± 1.5 eV

XVII (17)

387.9 ± 1.2 eV

XVIII (18)

420.7 ± 1.4 eV

XIX (19)

462.1 ± 1.4 eV

XX (20)

502.6 ± 1.4 eV

XXI (21)

543.4 ± 1.4 eV

XXII (22)

594.5 ± 1.5 eV

XXIII (23)

640.7 ± 1.5 eV

XXIV (24)

685.6 ± 1.6 eV

XXV (25)

734.1 ± 1.7 eV

XXVI (26)

784.4 ± 1.9 eV

XXVII (27)

833.4 ± 1.9 eV

XXVIII (28)

881.4 ± 1.6 eV

XXIX (29)

1132.2 ± 1.4 eV

XXX (30)

1179.9 ± 1.4 eV

XXXI (31)

1230.4 ± 1.4 eV

XXXII (32)

1283.4 ± 1.4 eV

XXXIII (33)

1335.1 ± 1.4 eV

XXXIV (34)

1386.7 ± 1.4 eV

XXXV (35)

1459.9 ± 1.5 eV

XXXVI (36)

1512.4 ± 1.5 eV

XXXVII (37)

1569.1 ± 1.5 eV

XXXVIII (38)

1621.7 ± 1.5 eV

XXXIX (39)

1829.8 ± 1.9 eV

XL (40)

1883.0 ± 2.0 eV

XLI (41)

1940.6 ± 2.0 eV

XLII (42)

1994.8 ± 2.0 eV

XLIII (43)

2149.2 ± 2.1 eV

XLIV (44)

2210.0 ± 1.5 eV

XLV (45)

2354.5 ± 1.4 eV

XLVI (46)

2414.1 ± 0.4 eV

XLVII (47)

4057 ± 3 eV

XLVIII (48)

4180 ± 4 eV

XLIX (49)

4309 ± 4 eV

L (50)

4446 ± 4 eV

LI (51)

4578 ± 4 eV

LII (52)

4709 ± 4 eV

LIII (53)

4927 ± 4 eV

LIV (54)

5063 ± 4 eV

LV (55)

5209 ± 4 eV

LVI (56)

5348 ± 4 eV

LVII (57)

5719 ± 5 eV

LVIII (58)

5840 ± 5 eV

LIX (59)

5970 ± 5 eV

LX (60)

6093 ± 5 eV

LXI (61)

6596 ± 7 eV

LXII (62)

6735 ± 7 eV

LXIII (63)

7000 ± 7 eV

LXIV (64)

7130 ± 7 eV

LXV (65)

15566 ± 11 eV

LXVI (66)

15896 ± 11 eV

LXVII (67)

16252 ± 11 eV

LXVIII (68)

16588 ± 11 eV

LXIX (69)

18476 ± 4 eV

LXX (70)

18872 ± 3 eV

LXXI (71)

19362 ± 3 eV

LXXII (72)

19691 ± 3 eV

LXXIII (73)

79181 ± 3 eV

LXXIV (74)

80755.6 ± 0.6 eV

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

Kramida, Alexander E., and Joseph Reader. "Ionization Energies of Tungsten Ions: W2+ through W71+." Atomic Data and Nuclear Data Tables, volume 92, number 4, 2006, pp. 457–479. doi:10.1016/j.adt.2006.03.002

Lide, David R., editor. CRC Handbook of Chemistry and Physics, 88th edition. Boca Raton, Florida: Taylor & Francis Group, 2008.

Martin, W. C., Romuald Zalubas, and Lucy Hagan. Atomic Energy Levels—The Rare-Earth Elements. Washington, D.C.: National Bureau of Standards, 1978.

Moore, Charlotte E. Ionization Potentials and Ionization Limits Derived from the Analyses of Optical Spectra. Washington, D.C.: National Bureau of Standards, 1970.

Sansonetti, J. E., and W. C. Martin. "Handbook of Basic Atomic Spectroscopic Data." Journal Of Physical And Chemical Reference Data, volume 34, number 4, 2005, pp. 1559–2259. doi:10.1063/1.1800011

Seaborg, Glenn T. "Prospects for Further Considerable Extension of the Periodic Table." Journal of Chemical Education, volume 46, number 10, 1969, pp. 626–634. doi:10.1021/ed046p626

Sugar, Jack, and Charles Corliss. "Atomic Energy Levels of the Iron-Period Elements: Potassium through Nickel." Journal of Physical and Chemical Reference Data, volume 14, number 2, 1985, pp. 1–664.