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Element

Oxidation State

Pauling Electronegativity

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Actinium

1.1 

Aluminum

3

1.61

Americium

1.3 

Antimony

2.05

Arsenic

3

2.18

Astatine

2.2 

Barium

0.89

Berkelium

1.3 

Beryllium

1.57

Bismuth

2.02

Boron

2.04

Bromine

2.96

Cadmium

2

1.69

Calcium

1.00

Californium

1.3 

Carbon

2.55

Cerium

1.12

Cesium

0.79

Chlorine

3.16

Chromium

2

1.66

Cobalt

2

1.88

Copper

2

2.00

1

1.90

Curium

1.3 

Dysprosium

1.22

Einsteinium

1.3 

Erbium

1.24

Fermium

1.3 

Fluorine

3.98

Francium

0.7 

Gadolinium

1.20

Gallium

3

1.81

Germanium

4

2.01

Gold

2.54

Hafnium

1.3 

Holmium

1.23

Hydrogen

2.20

Indium

3

1.78

Iodine

2.66

Iridium

2.20

Iron

3

1.96

2

1.83

Krypton

3.00

Lanthanum

1.10

Lead

4

2.33

2

1.87

Lithium

0.98

Lutetium

1.27

Magnesium

1.31

Manganese

2

1.55

Mendelevium

1.3 

Mercury

2.00

Molybdenum

6

2.35

5

2.27

4

2.24

3

2.19

2

2.16

Neodymium

1.14

Neptunium

1.36

Nickel

2

1.91

Niobium

5

1.6 

Nitrogen

3.04

Nobelium

1.3 

Osmium

2.2 

Oxygen

3.44

Palladium

2.20

Phosphorus

2.19

Platinum

2.28

Plutonium

1.28

Polonium

2.0 

Potassium

0.82

Praseodymium

1.13

Protactinium

1.5 

Radium

0.9 

Rhenium

1.9 

Rhodium

2.28

Rubidium

0.82

Ruthenium

2.2 

Samarium

1.17

Scandium

3

1.36

Selenium

2.55

Silicon

1.90

Silver

1

1.93

Sodium

0.93

Strontium

0.95

Sulfur

2.58

Tantalum

1.5 

Technetium

1.9 

Tellurium

2.1 

Thallium

3

2.04

1

1.62

Thorium

1.3 

Thulium

1.25

Tin

4

1.96

2

1.80

Titanium

2

1.54

Tungsten

2

2.36

Uranium

1.38

Vanadium

2

1.63

Xenon

2.60

Yttrium

3

1.22

Zinc

1.65

Zirconium

2

1.33

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

Allen, Leland C., and James E. Huheey. "The Definition of Electronegativity and the Chemistry of the Noble Gases." Journal of Inorganic and Nuclear Chemistry, volume 42, number 10, 1980, pp. 1523–1524. doi:10.1016/0022-1902(80)80132-1

Allred, A. L. "Electronegativity Values from Thermochemical Data." Journal of Inorganic and Nuclear Chemistry, volume 17, number 3-4, 1961, pp. 215–221. doi:10.1016/0022-1902(61)80142-5

Huheey, James E., Ellen A. Keiter, and Richard L Keiter. Inorganic Chemistry: Principles of Structure and Reactivity, 4th edition. New York: HarperCollins College Publishers, 1993.

Pauling, Linus. The Nature of the Chemical Bond, 3rd edition. Ithaca, NY: Cornell University Press, 1960.

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