טבלת פוטנציאלי חיזור תקניים

טבלת נתונים של פוטנציאלי החיזור התקניים של צורונים שונים (בוולט) בהשוואה לחצי תא תקני של מימן  \ \mathrm {H_{2}/H^{+}(aq)} .
הנתונים עבור ריכוז של 1 מול לליטר, טמפרטורה של 298.15 מעלות קלווין (25°C), ולחץ של 101.325 קילו-פסקל (1 אטמוספירה).
| תגובת מחצית התא> מחמצן | תגובת מחצית התא>  | תגובת מחצית התא> מחזר | (E° (V |
| --- | --- | --- | --- |

| & | -9 |  |  |
| Zz | 9 |  |  |
| Pr3+ +  e− |  | Pr2+ | −3.1 |
| N3N2(g) + 2 H+ + 2 e− |  | 2HN3(aq) | −3.09 |
| Li+ +  e− |  | Li (s) | −3.0401 |
| N2(g) + 4 H2O + 2 e− |  | 2NH2OH(aq) + 2 OH− | −3.04 |
| Cs+ +  e− |  | Cs(s) | −3.026 |
| Ca(OH)2 + 2 e− |  | Ca + 2 OH− | −3.02 |
| Er3+ +  e− |  | Er2+ | −3.0 |
| Ba(OH)2 + 2 e− |  | Ba + 2 OH− | −2.99 |
| Rb+ +  e− |  | Rb(s) | −2.98 |
| K+ +  e− |  | K(s) | −2.931 |
| Ba2+ + 2 e− |  | Ba(s) | −2.912 |
| La(OH)3(s) + 3 e− |  | La(s) + 3 OH− | −2.90 |
| Fr+ +  e− |  | Fr | −2.9 |
| Sr2+ + 2 e− |  | Sr(s) | −2.899 |
| Sr(OH)2 + 2 e− |  | Sr + 2 OH− | −2.88 |
| Ca2+ + 2 e− |  | Ca(s) | −2.868 |
| Li+ + C6(s) +  e− |  | LiC6 (s) | −2.84 |
| Eu2+ + 2 e− |  | Eu(s) | −2.812 |
| Ra2+ + 2 e− |  | Ra(s) | −2.8 |
| Ho3+ +  e− |  | Ho2+ | −2.8 |
| Bk3+ +  e− |  | Bk2+ | −2.8 |
| Yb2+ + 2 e− |  | Yb | −2.76 |
| Na+ +  e− |  | Na(s) | −2.71 |
| Mg+ +  e− |  | Mg | −2.70 |
| Nd3+ +  e− |  | Nd2+ | −2.7 |
| Mg(OH)2 + 2 e− |  | Mg + 2 OH− | −2.690 |
| Sm2+ + 2 e− |  | Sm | −2.68 |
| Be2O32− + 3 H2O + 4 e− |  | 2 Be + 6 OH− | −2.63 |
| Pm3+ +  e− |  | Pm2+ | −2.6 |
| Dy3+ +  e− |  | Dy2+ | −2.6 |
| HfO(OH)2 + H2O + 4 e− |  | Hf + 4 OH− | −2.50 |
| Th(OH)4 + 4 e− |  | Th + 4 OH− | −2.48 |
| Md2+ + 2 e− |  | Md | −2.40 |
| Tm2+ + 2 e− |  | Tm | −2.4 |
| La3+ + 3 e− |  | La(s) | −2.379 |
| Y3+ + 3 e− |  | Y(s) | −2.372 |
| Mg2+ + 2 e− |  | Mg(s) | −2.372 |
| ZrO(OH)2(s) +  H2O + 4 e− |  | Zr(s) + 4 OH− | −2.36 |
| Pr3+ + 3 e− |  | Pr | −2.353 |
| Ce3+ + 3 e− |  | Ce | −2.336 |
| Er3+ + 3 e− |  | Er | −2.331 |
| Ho3+ + 3 e− |  | Ho | −2.33 |
| H2AlO3− + H2O + 3 e− |  | Al + 4 OH− | −2.33 |
| Nd3+ + 3 e− |  | Nd | −2.323 |
| Tm3+ + 3 e− |  | Tm | −2.319 |
| Al(OH)3(s) + 3 e− |  | Al(s) + 3 OH− | −2.31 |
| Sm3+ + 3 e− |  | Sm | −2.304 |
| Fm2+ + 2 e− |  | Fm | −2.30 |
| Am3+ +  e− |  | Am2+ | −2.3 |
| Dy3+ + 3 e− |  | Dy | −2.295 |
| Lu3+ + 3 e− |  | Lu | −2.28 |
| Tb3+ + 3 e− |  | Tb | −2.28 |
| Gd3+ + 3 e− |  | Gd | −2.279 |
| H2 + 2 e− |  | 2H− | −2.23 |
| Es2+ + 2 e− |  | Es | −2.23 |
| Pm2+ + 2 e− |  | Pm | −2.2 |
| Tm3+ +  e− |  | Tm2+ | −2.2 |
| Dy2+ + 2 e− |  | Dy | −2.2 |
| Ac3+ + 3 e− |  | Ac | −2.20 |
| Yb3+ + 3 e− |  | Yb | −2.19 |
| Cf2+ + 2 e− |  | Cf | −2.12 |
| Nd2+ + 2 e− |  | Nd | −2.1 |
| Ho2+ + 2 e− |  | Ho | −2.1 |
| Sc3+ + 3 e− |  | Sc(s) | −2.077 |
| AlF63− + 3 e− |  | Al + 6 F− | −2.069 |
| Am3+ + 3 e− |  | Am | −2.048 |
| Cm3+ + 3 e− |  | Cm | −2.04 |
| Pu3+ + 3 e− |  | Pu | −2.031 |
| Pr2+ + 2 e− |  | Pr | −2.0 |
| Er2+ + 2 e− |  | Er | −2.0 |
| Eu3+ + 3 e− |  | Eu | −1.991 |
| Lr3+ + 3 e− |  | Lr | −1.96 |
| Cf3+ + 3 e− |  | Cf | −1.94 |
| Es3+ + 3 e− |  | Es | −1.91 |
| Pa4+ +  e− |  | Pa3+ | −1.9 |
| Am2+ + 2 e− |  | Am | −1.9 |
| Th4+ + 4 e− |  | Th | −1.899 |
| Fm3+ + 3 e− |  | Fm | −1.89 |
| Np3+ + 3 e− |  | Np | −1.856 |
| Be2+ + 2 e− |  | Be | −1.847 |
| H2PO2− +  e− |  | P + 2 OH− | −1.82 |
| U3+ + 3 e− |  | U | −1.798 |
| Sr2+ + 2 e− |  | Sr/Hg | −1.793 |
| H2BO3− + H2O + 3 e− |  | B + 4 OH− | −1.79 |
| ThO2 + 4H+ + 4 e− |  | Th + 2 H2O | −1.789 |
| HfO2+ + 2 H+ + 4 e− |  | Hf + H2O | −1.724 |
| HPO32− + 2 H2O + 3 e− |  | P + 5 OH− | −1.71 |
| SiO32− + H2O + 4 e− |  | Si + 6 OH− | −1.697 |
| Al3+ + 3 e− |  | Al(s) | −1.662 |
| Ti2+ + 2 e− |  | Ti(s) | −1.63 |
| ZrO2(s) + 4 H+ + 4 e− |  | Zr(s) + 2 H2O | −1.553 |
| Zr4+ + 4 e− |  | Zr(s) | −1.45 |
| Ti3+ + 3 e− |  | Ti(s) | −1.37 |
| TiO(s) + 2 H+ + 2 e− |  | Ti(s) +  H2O | −1.31 |
| Ti2O3(s) + 2 H+ + 2 e− |  | 2TiO(s) +  H2O | −1.23 |
| Zn(OH)42− + 2 e− |  | Zn(s) + 4 OH− | −1.199 |
| Mn2+ + 2 e− |  | Mn(s) | −1.185 |
| Fe (CN)64− + 6 H+ + 2  e− |  | Fe (s) + 6HCN(aq) | −1.16 |
| Te(s) + 2 e− |  | Te2− | −1.143 |
| V2+ + 2 e− |  | V(s) | −1.13 |
| Nb3+ + 3 e− |  | Nb(s) | −1.099 |
| Sn(s) + 4 H+ + 4 e− |  | SnH4(g) | −1.07 |
| SiO2(s) + 4 H+ + 4 e− |  | Si(s) + 2 H2O | −0.91 |
| B(OH)3(aq) + 3 H+ + 3 e− |  | B(s) + 3 H2O | −0.89 |
| Fe (OH)2(s) + 2 e− |  | Fe(s) + 2 OH− | −0.89 |
| Fe2O3(s) + 3 H2O + 2 e− |  | 2Fe(OH)2(s) + 2 OH− | −0.86 |
| TiO2+ + 2 H+ + 4 e− |  | Ti(s) +  H2O | −0.86 |
| H2H2O + 2 e−  |  | H2(g) + 2 OH− | −0.8277 |
| Bi(s) + 3 H+ + 3 e− |  | BiH3 | −0.8 |
| Zn2+ + 2 e− |  | Zn(Hg) | −0.7628 |
| Zn2+ + 2 e− |  | Zn(s) | −0.7618 |
| Ta2O5(s) + 10 H+ + 10 e− |  | 2Ta(s) + 5 H2O | −0.75 |
| Cr3+ + 3 e− |  | Cr(s) | −0.74 |
| Ag2S(s) + 2 e− |  | 2Ag(s) + S2−(aq) | −0.69 |
| Au[Au(CN)2]− +  e− |  | Au(s) + 2CN− | −0.60 |
| Ta3+ + 3 e− |  | Ta(s) | −0.6 |
| PbO(s) +  H2O + 2 e− |  | Pb(s) + 2 OH− | −0.58 |
| Ti2TiO2(s) + 2 H+ + 2 e− |  | Ti2O3(s) +  H2O | −0.56 |
| Ga3+ + 3 e− |  | Ga(s) | −0.53 |
| U4+ +  e− |  | U3+ | −0.52 |
| P H3PO2(aq) +  H+ +  e− |  | P(white) + 2 H2O | −0.508 |
| P H3PO3(aq) + 2 H+ + 2 e− |  | H3PO2(aq) +  H2O | −0.499 |
| P H3PO3(aq) + 3 H+ + 3 e− |  | P(red) + 3 H2O | −0.454 |
| Fe2+ + 2 e− |  | Fe(s) | −0.44 |
| C2CO2(g) + 2 H+ + 2 e− |  | HOOCCOOH(aq) | −0.43 |
| Cr3+ +  e− |  | Cr2+ | −0.42 |
| Cd2+ + 2 e− |  | Cd(s) | −0.40 |
| GeO2(s) + 2 H+ + 2 e− |  | GeO(s) +  H2O | −0.37 |
| Cu2O(s) +  H2O + 2 e− |  | 2Cu(s) + 2 OH− | −0.360 |
| PbSO4(s) + 2 e− |  | Pb(s) + SO42− | −0.3588 |
| PbSO4(s) + 2 e− |  | Pb(Hg) + SO42− | −0.3505 |
| Eu3+ +  e− |  | Eu2+ | −0.35 |
| In3+ + 3 e− |  | In(s) | −0.34 |
| Tl+ +  e− |  | Tl(s) | −0.34 |
| Ge(s) + 4 H+ + 4 e− |  | GeH4(g) | −0.29 |
| Co2+ + 2 e− |  | Co(s) | −0.28 |
| P H3PO4(aq) + 2 H+ + 2 e− |  | H3PO3(aq) +  H2O | −0.276 |
| V3+ +  e− |  | V2+ | −0.26 |
| Ni2+ + 2 e− |  | Ni(s) | −0.25 |
| As(s) + 3 H+ + 3 e− |  | AsH3(g) | −0.23 |
| AgI(s) +  e− |  | Ag(s) + I− | −0.15224 |
| MoO2(s) + 4 H+ + 4 e− |  | Mo(s) + 2 H2O | −0.15 |
| Si(s) + 4 H+ + 4 e− |  | SiH4(g) | −0.14 |
| Sn2+ + 2 e− |  | Sn(s) | −0.13 |
| O2(g) +  H+ +  e− |  | HO2•(aq) | −0.13 |
| Pb2+ + 2 e− |  | Pb(s) | −0.126 |
| WO2(s) + 4 H+ + 4 e− |  | W(s) + 2 H2O | −0.12 |
| P(red) + 3 H+ + 3 e− |  | PH3(g) | −0.111 |
| Se(s) + 2 H+ + 2 e− |  | H2Se(g) | −0.11 |
| SnO(s) + 2 H+ + 2 e− |  | Sn(s) +  H2O | −0.10 |
| SnO2(s) + 4 H+ + 4 e− |  | SnO(s) + 2 H2O | −0.09 |
| WO3(aq) + 6 H+ + 6 e− |  | W(s) + 3 H2O | −0.09 |
| P(white) + 3 H+ + 3 e− |  | PH3(g) | −0.063 |
| Fe3+ + 3 e− |  | Fe(s) | −0.04 |
| H 2 H+ + 2 e− |  | H2(g) | 0.0000 |
| AgBr(s) +  e− |  | Ag(s) + Br− | +0.07133 |
| S4O62− + 2 e− |  | 2S2O32− | +0.08 |
| Fe3O4(s) + 8 H+ + 8 e− |  | 3Fe(s) + 4 H2O | +0.085 |
| N2(g) + 2 H2O + 6 H+ + 6 e− |  | 2NH4OH(aq) | +0.092 |
| HgO(s) +  H2O + 2 e− |  | Hg(l) + 2 OH− | +0.0977 |
| Cu(NH3)42+ +  e− |  | Cu(NH3)2+ + 2NH3 | +0.10 |
| Ru(NH3)63+ +  e− |  | Ru(NH3)62+ | +0.10 |
| N2H4(aq) + 4 H2O + 2 e− |  | 2NH4+ + 4 OH− | +0.11 |
| Ge4+ + 4 e− |  | Ge(s) | +0.12 |
| C(s) + 4 H+ + 4 e− |  | CH4(g) | +0.13 |
| S(s) + 2 H+ + 2 e− |  | H2S(g) | +0.14 |
| Sn4+ + 2 e− |  | Sn2+ | +0.15 |
| Cu2+ +  e− |  | Cu+ | +0.159 |
| UO22+ +  e− |  | UO2+ | +0.163 |
| TiO2+ + 2 H+ +  e− |  | Ti3+ +  H2O | +0.19 |
| SbO+ + 2 H+ + 3 e− |  | Sb(s) +  H2O | +0.20 |
| AgCl(s) +  e− |  | Ag(s) + Cl− | +0.22233 |
| GeO(s) + 2 H+ + 2 e− |  | Ge(s) +  H2O | +0.26 |
| UO2+ + 4 H+ +  e− |  | U4+ + 2 H2O | +0.273 |
| Re3+ + 3 e− |  | Re(s) | +0.300 |
| Bi3+ + 3 e− |  | Bi(s) | +0.308 |
| Cu2+ + 2 e− |  | Cu(s) | +0.337 |
| VO2+ + 2 H+ +  e− |  | V3+ +  H2O | +0.34 |
| Fc+ +  e− |  | Fc(s) | +0.4 |
| O2(g) + 2 H2O + 4 e− |  | 4 OH−(aq) | +0.401 |
| Cu+ +  e− |  | Cu(s) | +0.520 |
| I3− + 2 e− |  | 3I− | +0.53 |
| I2(s) + 2 e− |  | 2I− | +0.54 |
| MnO4− + 2 H2O + 3 e− |  | MnO2(s) + 4 OH− | 1.692+ |
| S2O32− + 6 H+ + 4 e− |  | 2S(s) + 3 H2O | +0.60 |
| O2(g) + 2 H+ + 2 e− |  | H2O2(aq) | +0.70 |
| Tl3+ + 3 e− |  | Tl(s) | +0.72 |
| PtCl62− + 2 e− |  | PtCl42− + 2Cl− | +0.726 |
| PtCl42− + 2 e− |  | Pt(s) + 4Cl− | +0.758 |
| Fe3+ +  e− |  | Fe2+ | +0.77 |
| Ag+ +  e− |  | Ag(s) | +0.7996 |
| Hg22+ + 2 e− |  | 2Hg(l) | +0.80 |
| Hg2+ + 2 e− |  | Hg(l) | +0.85 |
| MnO4− +  H+ +  e− |  | HMnO4− | +0.90 |
| Pd2+ + 2 e− |  | Pd(s) | +0.915 |
| [VO2]+(aq) + 2 H+ +  e− |  | [VO]2+(aq) +  H2O | +1.0 |
| Br2(l) + 2 e− |  | 2Br− | +1.066 |
| Br2(aq) + 2 e− |  | 2Br− | +1.0873 |
| Ag2O(s) + 2 H+ + 2 e− |  | 2Ag(s) +  H2O | +1.17 |
| ClO3− + 2 H+ +  e− |  | ClO2(g) +  H2O | +1.18 |
| Xe[HXeO6]3− + 5 H2O + 8  e− |  | Xe(g) + 11 OH− | +1.18 |
| Pt2+ + 2 e− |  | Pt(s) | +1.188 |
| ClO2(g) +  H+ +  e− |  | HClO2(aq) | +1.19 |
| ClO4− + 2 H+ + 2 e− |  | ClO3− +  H2O | +1.20 |
| O2(g) + 4 H+ + 4 e−  |  | 2 H2O | +1.229 |
| MnO2(s) + 4 H+ + 2 e− |  | Mn2+ + 2 H2O | +1.23 |
| Tl3+ + 2 e− |  | Tl+ | +1.25 |
| Cr2O72− + 14 H+ + 6 e− |  | 2Cr3+ + 7 H2O | +1.33 |
| Cl2(g) + 2 e− |  | 2Cl− | +1.36 |
| CoO2(s) + 4 H+ +  e− |  | Co3+ + 2 H2O | +1.42 |
| BrO3− + 5 H+ + 4 e− |  | HBrO(aq) + 2 H2O | +1.45 |
| MnO4− + 8 H+ + 5 e− |  | Mn2+ + 4 H2O | +1.51 |
| Au3+ + 3 e− |  | Au(s) | +1.52 |
| NiO2(s) + 4 H+ + 2 e− |  | Ni2+ + 2 OH− | +1.59 |
| Ce4+ +  e− |  | Ce3+ | +1.61 |
| Ag2O3(s) + 6 H+ + 4 e− |  | 2Ag+ + 3 H2O | +1.67 |
| Pb4+ + 2 e− |  | Pb2+ | +1.69 |
| MnO4− + 4 H+ + 3 e− |  | MnO2(s) + 2 H2O | +1.70 |
| AgO(s) + 2 H+ +  e− |  | Ag+ +  H2O | +1.77 |
| Co3+ +  e− |  | Co2+ | +1.82 |
| Au+ +  e− |  | Au(s) | +1.83 |
| BrO4− + 2 H+ + 2 e− |  | BrO3− +  H2O | +1.85 |
| Ag2+ +  e− |  | Ag+ | +1.98 |
| S2O82− + 2 e− |  | 2SO42− | +2.010 |
| O3(g) + 2 H+ + 2 e− |  | O2(g) +  H2O | +2.075 |
| XeO3(aq) + 6 H+ + 6  e− |  | Xe(g) + 3 H2O | +2.12 |
| FeO42− + 3 e− + 8 H+ |  | Fe3+ + 4 H2O | +2.20 |
| XeF2(aq) + 2 H+ + 2 e− |  | Xe(g) + 2HF(aq) | +2.32 |
| F2(g) + 2 e− |  | 2F− | +2.87 |
| F2(g) + 2 H+ + 2 e− |  | 2HF(aq) | +3.05 |
| KrF2(aq) + 2 e− |  | Kr(g) + 2F−(aq) | +3.27 |