1H2He3Li4Be5B6C7N8O9F10Ne11Na12Mg13Al14Si15P16S17Cl18Ar19K20Ca21Sc22Ti23V24Cr25Mn26Fe27Co28Ni29Cu30Zn31Ga32Ge33As34Se35Br36Kr37Rb38Sr39Y40Zr41Nb42Mo43Tc44Ru45Rh46Pd47Ag48Cd49In50Sn51Sb52Te53I54Xe55Cs56BaLa*Lanthanoide57La58Ce59Pr60Nd61Pm62Sm63Eu64Gd65Tb66Dy67Ho68Er69Tm70Yb71Lu72Hf73Ta74W75Re76Os77Ir78Pt79Au80Hg81Tl82Pb83Bi84Po85At86Rn87Fr88RaAc*Actinoide89Ac90Th91Pa92U93Np94Pu95Am96Cm97Bk98Cf99Es100Fm101Md102No103Lr104Rf105Db106Sg107Bh108Hs109Mt110Ds111Rg112Cn113Nh114Fl115Mc116Lv117Ts118Og
Mulliken-Skala
Robert S. Mulliken berechnet die Elektronegativität der nach ihm benannten Mulliken-Skala als Mittelwert aus der Ionisierungsenergie und der Elektronenaffinität.
| Element | Mulliken-Skala | ||
|---|---|---|---|
| 1H | Wasserstoff | 2,25 | |
| 2He | Helium | 3,49 | |
| 3Li | Lithium | 0,97 | |
| 4Be | Beryllium | 1,54 | |
| 5B | Bor | 2,04 | |
| 6C | Kohlenstoff | 2,48 | |
| 7N | Stickstoff | 2,9 | |
| 8O | Sauerstoff | 3,41 | |
| 9F | Fluor | 3,91 | |
| 10Ne | Neon | 3,98 | |
| 11Na | Natrium | 0,91 | |
| 12Mg | Magnesium | 1,37 | |
| 13Al | Aluminium | 1,83 | |
| 14Si | Silicium | 2,28 | |
| 15P | Phosphor | 2,3 | |
| 16S | Schwefel | 2,69 | |
| 17Cl | Chlor | 3,1 | |
| 18Ar | Argon | 3,19 | |
| 19K | Kalium | 0,73 | |
| 20Ca | Calcium | 1,08 | |
| 29Cu | Kupfer | 1,49 | |
| 30Zn | Zink | 1,65 | |
| 31Ga | Gallium | 2,01 | |
| 32Ge | Germanium | 2,33 | |
| 33As | Arsen | 2,26 | |
| 34Se | Selen | 2,6 | |
| 35Br | Brom | 2,95 | |
| 36Kr | Krypton | 3 | |
| 37Rb | Rubidium | 0,69 | |
| 38Sr | Strontium | 1 | |
| 47Ag | Silber | 1,47 | |
| 48Cd | Cadmium | 1,53 | |
| 49In | Indium | 1,76 | |
| 50Sn | Zinn | 2,21 | |
| 51Sb | Antimon | 2,12 | |
| 52Te | Tellur | 2,41 | |
| 53I | Iod | 2,74 | |
| 54Xe | Xenon | 2,73 | |
| 55Cs | Caesium | 0,62 | |
| 56Ba | Barium | 0,88 | |
| 79Au | Gold | 1,87 | |
| 80Hg | Quecksilber | 1,81 | |
| 81Tl | Thallium | 1,96 | |
| 82Pb | Blei | 2,41 | |
| 83Bi | Bismut | 2,15 | |
| 84Po | Polonium | 2,48 | |
| 85At | Astat | 2,85 | |
| 86Rn | Radon | 2,59 | |
| 87Fr | Francium | 0,68 | |
| 88Ra | Radium | 0,92 | |