Pearson absolute negativity

The scale developed by Ralph G. Pearson takes into account both the ionization energy and the electron affinity of an atom.

ElementPearson absolute negativity
1HHydrogen7.18 eV
3LiLithium3.01 eV
4BeBeryllium4.9 eV
5BBoron4.29 eV
6CCarbon6.27 eV
7NNitrogen7.3 eV
8OOxygen7.54 eV
9FFluorine10.41 eV
11NaSodium2.85 eV
12MgMagnesium3.75 eV
13AlAluminum3.23 eV
14SiSilicon4.77 eV
15PPhosphorus5.62 eV
16SSulfur6.22 eV
17ClChlorine8.3 eV
19KPotassium2.42 eV
20CaCalcium2.2 eV
21ScScandium3.34 eV
22TiTitanium3.45 eV
23VVanadium3.6 eV
24CrChromium3.72 eV
25MnManganese3.72 eV
26FeIron4.06 eV
27CoCobalt4.3 eV
28NiNickel4.4 eV
29CuCopper4.48 eV
30ZnZinc4.45 eV
31GaGallium3.2 eV
32GeGermanium4.6 eV
33AsArsenic5.3 eV
34SeSelenium5.89 eV
35BrBromine7.59 eV
37RbRubidium2.34 eV
38SrStrontium2 eV
39YYttrium3.19 eV
40ZrZirconium3.64 eV
41NbNiobium4 eV
42MoMolybdenum3.9 eV
44RuRuthenium4.5 eV
45RhRhodium4.3 eV
46PdPalladium4.45 eV
47AgSilver4.44 eV
48CdCadmium4.33 eV
49InIndium3.1 eV
50SnTin4.3 eV
51SbAntimony4.85 eV
52TeTellurium5.49 eV
53IIodine6.76 eV
55CsCaesium2.18 eV
56BaBarium2.4 eV
57LaLanthanum3.1 eV
72HfHafnium3.8 eV
73TaTantalum4.11 eV
74WTungsten4.4 eV
75ReRhenium4.02 eV
76OsOsmium4.9 eV
77IrIridium5.4 eV
78PtPlatinum5.6 eV
79AuGold5.77 eV
80HgMercury4.91 eV
81TlThallium3.2 eV
82PbLead3.9 eV
83BiBismuth4.69 eV