Periodic Table of Electronegativity Values
Below is a chart of rounded electronegativity values. In the image caption is a screen reader only heading navigable listing of these elements, ordered by atomic number.
1 H Hydrogen
Electronegativity: 2.2
3 Li Lithium
Electronegativity: 0.98
4 Be Beryllium
Electronegativity: 1.57
5 B Boron
Electronegativity: 2.04
6 C Carbon
Electronegativity: 2.55
7 N Nitrogen
Electronegativity: 3.04
8 O Oxygen
Electronegativity: 3.44
9 F Fluorine
Electronegativity: 3.98
11 Na Sodium
Electronegativity: 0.93
12 Mg Magnesium
Electronegativity: 1.31
13 Al Aluminum
Electronegativity: 1.61
14 Si Silicon
Electronegativity: 1.9
15 P Phosphorus
Electronegativity: 2.19
16 S Sulfur
Electronegativity: 2.58
17 Cl Chlorine
Electronegativity: 3.16
19 K Potassium
Electronegativity: 0.82
20 Ca Calcium
Electronegativity: 1
21 Sc Scandium
Electronegativity: 1.36
22 Ti Titanium
Electronegativity: 1.54
23 V Vanadium
Electronegativity: 1.63
24 Cr Chromium
Electronegativity: 1.66
25 Mn Manganese
Electronegativity: 1.55
26 Fe Iron
Electronegativity: 1.83
27 Co Cobalt
Electronegativity: 1.88
28 Ni Nickel
Electronegativity: 1.91
29 Cu Copper
Electronegativity: 1.9
30 Zn Zinc
Electronegativity: 1.65
31 Ga Gallium
Electronegativity: 1.81
32 Ge Germanium
Electronegativity: 2.01
33 As Arsenic
Electronegativity: 2.18
34 Se Selenium
Electronegativity: 2.55
35 Br Bromine
Electronegativity: 2.96
37 Rb Rubidium
Electronegativity: 0.82
38 Sr Strontium
Electronegativity: 0.95
39 Y Yttrium
Electronegativity: 1.22
40 Zr Zirconium
Electronegativity: 1.33
41 Nb Niobium
Electronegativity: 1.6
42 Mo Molybdenum
Electronegativity: 2.16
43 Tc Technetium
Electronegativity: 1.9
44 Ru Ruthenium
Electronegativity: 2.2
45 Rh Rhodium
Electronegativity: 2.28
46 Pd Palladium
Electronegativity: 2.2
47 Ag Silver
Electronegativity: 1.93
48 Cd Cadmium
Electronegativity: 1.69
49 In Indium
Electronegativity: 1.78
50 Sn Tin
Electronegativity: 1.96
51 Sb Antimony
Electronegativity: 2.05
52 Te Tellurium
Electronegativity: 2.1
53 I Iodine
Electronegativity: 2.66
55 Cs Cesium
Electronegativity: 0.79
56 Ba Barium
Electronegativity: 0.89
57 La Lanthanum
Electronegativity: 1.1
58 Ce Cerium
Electronegativity: 1.12
59 Pr Praseodymium
Electronegativity: 1.13
60 Nd Neodymium
Electronegativity: 1.14
61 Pm Promethium
Electronegativity: 1.13
62 Sm Samarium
Electronegativity: 1.17
63 Eu Europium
Electronegativity: 1.2
64 Gd Gadolinium
Electronegativity: 1.2
65 Tb Terbium
Electronegativity: 1.2
66 Dy Dysprosium
Electronegativity: 1.22
67 Ho Holmium
Electronegativity: 1.23
68 Er Erbium
Electronegativity: 1.24
69 Tm Thulium
Electronegativity: 1.25
70 Yb Ytterbium
Electronegativity: 1.1
71 Lu Lutetium
Electronegativity: 1.27
72 Hf Hafnium
Electronegativity: 1.3
73 Ta Tantalum
Electronegativity: 1.5
74 W Wolfram
Electronegativity: 2.36
75 Re Rhenium
Electronegativity: 1.9
76 Os Osmium
Electronegativity: 2.2
77 Ir Iridium
Electronegativity: 2.2
78 Pt Platinum
Electronegativity: 2.28
79 Au Gold
Electronegativity: 2.54
80 Hg Mercury
Electronegativity: 2
81 Tl Thallium
Electronegativity: 2.04
82 Pb Lead
Electronegativity: 2.33
83 Bi Bismuth
Electronegativity: 2.02
84 Po Polonium
Electronegativity: 2
85 At Astatine
Electronegativity: 2.2
87 Fr Francium
Electronegativity: 0.7
88 Ra Radium
Electronegativity: 0.9
89 Ac Actinium
Electronegativity: 1.1
90 Th Thorium
Electronegativity: 1.3
91 Pa Protactinium
Electronegativity: 1.5
92 U Uranium
Electronegativity: 1.38
93 Np Neptunium
Electronegativity: 1.36
94 Pu Plutonium
Electronegativity: 1.28
95 Am Americium
Electronegativity: 1.3
96 Cm Curium
Electronegativity: 1.3
97 Bk Berkelium
Electronegativity: 1.3
98 Cf Californium
Electronegativity: 1.3
99 Es Einsteinium
Electronegativity: 1.3
100 Fm Fermium
Electronegativity: 1.3
101 Md Mendelevium
Electronegativity: 1.3
102 No Nobelium
Electronegativity: 1.3
Table Version
Below is a screen reader friendly table version. You can use the screen reader's built in search to quickly skip to an element. Search using this format, type "element" a space and the element code, example: "Element Mg".
A listing of the elements with their electronegativity values. You can skip to an element by using your screen reader's search and searching for either "element" [space] and the element symbol, or "element" [space] and the element name. For example, Element Ca or Element Calcium will both bring you to the right row.
Element
Electronegativity
\(1\ \eH\)
2.2
\(2\ \eHe\)
0
\(3\ \eLi\)
0.98
\(4\ \eBe\)
1.57
\(5\ \eB\)
2.04
\(6\ \eC\)
2.55
\(7\ \eN\)
3.04
\(8\ \eO\)
3.44
\(9\ \eF\)
3.98
\(10\ \eNe\)
0
\(11\ \eNa\)
0.93
\(12\ \eMg\)
1.31
\(13\ \eAl\)
1.61
\(14\ \eSi\)
1.9
\(15\ \eP\)
2.19
\(16\ \eS\)
2.58
\(17\ \eCl\)
3.16
\(18\ \eAr\)
0
\(19\ \eK\)
0.82
\(20\ \eCa\)
1
\(21\ \eSc\)
1.36
\(22\ \eTi\)
1.54
\(23\ \eV\)
1.63
\(24\ \eCr\)
1.66
\(25\ \eMn\)
1.55
\(26\ \eFe\)
1.83
\(27\ \eCo\)
1.88
\(28\ \eNi\)
1.91
\(29\ \eCu\)
1.9
\(30\ \eZn\)
1.65
\(31\ \eGa\)
1.81
\(32\ \eGe\)
2.01
\(33\ \eAs\)
2.18
\(34\ \eSe\)
2.55
\(35\ \eBr\)
2.96
\(36\ \eKr\)
0
\(37\ \eRb\)
0.82
\(38\ \eSr\)
0.95
\(39\ \eY\)
1.22
\(40\ \eZr\)
1.33
\(41\ \eNb\)
1.6
\(42\ \eMo\)
2.16
\(43\ \eTc\)
1.9
\(44\ \eRu\)
2.2
\(45\ \eRh\)
2.28
\(46\ \ePd\)
2.2
\(47\ \eAg\)
1.93
\(48\ \eCd\)
1.69
\(49\ \eIn\)
1.78
\(50\ \eSn\)
1.96
\(51\ \eSb\)
2.05
\(52\ \eTe\)
2.1
\(53\ \eI\)
2.66
\(54\ \eXe\)
0
\(55\ \eCs\)
0.79
\(56\ \eBa\)
0.89
\(57\ \eLa\)
1.1
\(58\ \eCe\)
1.12
\(59\ \ePr\)
1.13
\(60\ \eNd\)
1.14
\(61\ \ePm\)
1.13
\(62\ \eSm\)
1.17
\(63\ \eEu\)
1.2
\(64\ \eGd\)
1.2
\(65\ \eTb\)
1.2
\(66\ \eDy\)
1.22
\(67\ \eHo\)
1.23
\(68\ \eEr\)
1.24
\(69\ \eTm\)
1.25
\(70\ \eYb\)
1.1
\(71\ \eLu\)
1.27
\(72\ \eHf\)
1.3
\(73\ \eTa\)
1.5
\(74\ \eW\)
2.36
\(75\ \eRe\)
1.9
\(76\ \eOs\)
2.2
\(77\ \eIr\)
2.2
\(78\ \ePt\)
2.28
\(79\ \eAu\)
2.54
\(80\ \eHg\)
2
\(81\ \eTl\)
2.04
\(82\ \ePb\)
2.33
\(83\ \eBi\)
2.02
\(84\ \ePo\)
2
\(85\ \eAt\)
2.2
\(86\ \eRn\)
0
\(87\ \eFr\)
0.7
\(88\ \eRa\)
0.9
\(89\ \eAc\)
1.1
\(90\ \eTh\)
1.3
\(91\ \ePa\)
1.5
\(92\ \eU\)
1.38
\(93\ \eNp\)
1.36
\(94\ \ePu\)
1.28
\(95\ \eAm\)
1.3
\(96\ \eCm\)
1.3
\(97\ \eBk\)
1.3
\(98\ \eCf\)
1.3
\(99\ \eEs\)
1.3
\(100\ \eFm\)
1.3
\(101\ \eMd\)
1.3
\(102\ \eNo\)
1.3
\(103\ \eLr\)
0
\(104\ \eRf\)
0
\(105\ \eDb\)
0
\(106\ \eSg\)
0
\(107\ \eBh\)
0
\(108\ \eHs\)
0
\(109\ \eMt\)
0
\(110\ \eDs \)
0
\(111\ \eRg \)
0
\(112\ \eCn \)
0
\(113\ \eNh\)
0
\(114\ \eFl\)
0
\(115\ \eMc\)
0
\(116\ \eLv\)
0
\(117\ \eTs\)
0
\(118\ \eOg\)
0