标准电极电势表

| 元素 | 氧化劑 | 半反應 | 還原劑 | E°（V） | 來源 |
| --- | --- | --- | --- | --- | --- |
|  | -9 |  |  |  |  |
|  | 9 |  |  |  |  |
| 鋇 | Ba+＋e⁻ | ⇌ | Ba(s) | −4.38 |  |
| 鍶 | Sr+＋e⁻ | ⇌ | Sr(s) | −4.10 |  |
| 鈣 | Ca+＋e⁻ | ⇌ | Ca(s) | −3.8 |  |
| 釷 | Th⁴⁺＋e⁻ | ⇌ | Th³⁺ | −3.6 |  |
| 鐠 | Pr³⁺＋e⁻ | ⇌ | Pr²⁺ | −3.1 |  |
| 氮 | 3N2(g)＋2H⁺＋2e⁻ | ⇌ | 2HN3(aq) | −3.09 |  |
| 锂 | Li+＋e⁻ | ⇌ | Li(s) | −3.0401 |  |
| 氮 | N2(g)＋4H₂O＋2e⁻ | ⇌ | 2NH2OH(aq)＋2OH⁻ | −3.04 |  |
| 铯 | Cs+＋e⁻ | ⇌ | Cs(s) | −3.026 |  |
| 鈣 | Ca(OH)2(s)＋2e⁻ | ⇌ | Ca(s)＋2OH⁻ | −3.02 |  |
| 鉺 | Er3+＋e⁻ | ⇌ | Er2+  | −3.0 |  |
| 鋇 | Ba(OH)2(s)＋2e⁻ | ⇌ | Ba(s)＋2OH⁻ | −2.99 |  |
| 铷 | Rb+＋e⁻ | ⇌ | Rb(s) | −2.98 |  |
| 钾 | K+＋e⁻ | ⇌ | K(s) | −2.92 |  |
| 鎂 | Mg+＋e⁻ | ⇌ | Mg(s) | −2.93 |  |
| 钡 | Ba2+＋2e⁻ | ⇌ | Ba(s) | −2.912 |  |
| 镧 | La(OH)3(s)＋3e⁻ | ⇌ | La(s)＋3OH⁻ | −2.90 |  |
| 鈁 | Fr+＋e⁻ | ⇌ | Fr(s) | −2.9 |  |
| 锶 | Sr2+＋2e⁻ | ⇌ | Sr(s) | −2.899 |  |
| 鍶 | Sr(OH)2(s)＋2e⁻ | ⇌ | Sr(s)＋2OH⁻ | −2.88 |  |
| 钙 | Ca2+＋2e⁻ | ⇌ | Ca(s) | −2.868 |  |
| 銨 | NH+4＋e⁻ | ⇌ | NH 4• | −2.85 |  |
| 铕 | Eu2+＋2e⁻ | ⇌ | Eu(s) | −2.812 |  |
| 镭 | Ra2+＋2e⁻ | ⇌ | Ra(s) | −2.8 |  |
| 鐿 | Yb2+＋2e⁻ | ⇌ | Yb(s) | −2.76 |  |
| 钠 | Na+＋e⁻ | ⇌ | Na(s) | −2.71 |  |
| 釤 | Sm2+＋2e⁻ | ⇌ | Sm(s) | −2.68 |  |
| 锘 | No2+＋2e⁻ | ⇌ | No(s) | −2.50 |  |
| 鉿 | HfO(OH) 2(s)＋H₂O＋4e⁻ | ⇌ | Hf(s)＋4OH⁻ | −2.50 |  |
| 釷 | Th(OH)4(s)＋4e⁻ | ⇌ | Th(s)＋4OH⁻ | −2.48 |  |
| 鍆 | Md2+＋2e⁻ | ⇌ | Md(s) | −2.40 |  |
| 镧 | La3+＋3e⁻ | ⇌ | La(s) | −2.379 |  |
| 钇 | Y3+＋3e⁻ | ⇌ | Y(s) | −2.372 |  |
| 镁 | Mg2+＋2e⁻ | ⇌ | Mg(s) | −2.372 |  |
| 鋯 | ZrO(OH)2(s)＋H₂O＋4e⁻ | ⇌ | Zr(s)＋4OH⁻ | −2.36 |  |
| 镨 | Pr3+＋3e⁻ | ⇌ | Pr(s) | −2.353 |  |
| 鈰 | Ce3+＋3e⁻ | ⇌ | Ce(s) | −2.336 |  |
| 鉺 | Er3+＋3e⁻ | ⇌ | Er(s) | −2.331 |  |
| 鈥 | Ho3+＋3e⁻ | ⇌ | Ho(s) | −2.33 |  |
| 鋁 | Al(OH)−4＋3e⁻ | ⇌ | Al(s)＋4OH⁻ | −2.33 |  |
| 鋁 | Al(OH)3(s)＋3e⁻ | ⇌ | Al(s)＋3OH⁻ | −2.31 |  |
| 鋱 | Tb3+＋3e⁻ | ⇌ | Tb(s) | −2.28 |  |
| 氢 | H2(g)＋2e⁻ | ⇌ | 2H−  | −2.25 |  |
| 锕 | Ac3+＋3e⁻ | ⇌ | Ac(s) | −2.20 |  |
| 鈹 | Be+＋e⁻ | ⇌ | Be(s) | −2.12 |  |
| 鉲 | Cf2+＋2e⁻ | ⇌ | Cf(s) | −2.12 |  |
| 鋂 | Am3+＋3e⁻ | ⇌ | Am(s) | −2.048 |  |
| 鉲 | Cf3+＋3e⁻ | ⇌ | Cf(s) | −1.94 |  |
| 钙 | Ca2+＋e⁻ | ⇌ | Ca+  | −1.936 |  |
| 鋂 | Am2+＋2e⁻ | ⇌ | Am(s) | −1.9 |  |
| 鐨 | Fm3+＋3e⁻ | ⇌ | Fm(s) | −1.89 |  |
| 铍 | Be2+＋2e⁻ | ⇌ | Be(s) | −1.85 |  |
| 鑪 | Rf4+＋4e⁻ | ⇌ | Rf(s) | −1.67 |  |
| 铀 | U3+＋3e⁻ | ⇌ | U(s) | −1.66 |  |
| 铝 | Al3+＋3e⁻ | ⇌ | Al(s) | −1.66 |  |
| 钛 | Ti2+＋2e⁻ | ⇌ | Ti(s) | −1.63 |  |
| 鉳 | Bk2+＋2e⁻ | ⇌ | Bk(s) | −1.6 |  |
| 锆 | ZrO2(s)＋4H⁺＋4e⁻ | ⇌ | Zr(s)＋2H₂O | −1.553 |  |
| 鉿 | Hf4+＋4e⁻ | ⇌ | Hf(s) | −1.55 |  |
| 锆 | Zr4+＋4e⁻ | ⇌ | Zr(s) | −1.45 |  |
| 鈦 | Ti3+＋3e⁻ | ⇌ | Ti(s) | −1.37 |  |
| 鈦 | TiO(s)＋2H⁺＋2e⁻ | ⇌ | Ti(s)＋H₂O | −1.31 |  |
| 鈦 | Ti2O3(s)＋2H⁺＋2e⁻ | ⇌ | 2TiO(s)＋H₂O | −1.23 |  |
| 鋅 | Zn(OH)2− 4＋2e⁻ | ⇌ | Zn(s)＋4OH⁻ | −1.199 |  |
| 錳 | Mn2+＋2e⁻ | ⇌ | Mn(s) | −1.185 |  |
| 鐵 | Fe(CN)4−6＋6H⁺＋2e⁻ | ⇌ | Fe(s)＋6HCN(aq) | −1.16 |  |
| 釩 | V2+＋2e⁻ | ⇌ | V(s) | −1.175 |  |
| 碲 | Te(s)＋2e⁻ | ⇌ | Te²⁻ | −1.143 |  |
| 鈮 | Nb3+＋3e⁻ | ⇌ | Nb(s) | −1.099 |  |
| 錫 | Sn(s)＋4H⁺＋4e⁻ | ⇌ | SnH 4(g) | −1.07 |  |
| 銦 | In(OH)3(s)＋3e⁻ | ⇌ | In(s)＋3OH⁻ | −0.99 |  |
| 矽 | SiO2(s)＋4H⁺＋4e⁻ | ⇌ | Si(s)＋2H₂O | −0.91 |  |
| 硼 | B(OH)3(aq)＋3H⁺＋3e⁻ | ⇌ | B(s)＋3H₂O | −0.89 |  |
| 鐵 | Fe(OH)2(s)＋2e⁻ | ⇌ | Fe(s)＋2OH⁻ | −0.89 |  |
| 鐵 | Fe₂O₃(s)＋3H₂O＋2e⁻ | ⇌ | 2Fe(OH) 2(s)＋2OH⁻ | −0.86 |  |
| 鈦 | TiO2+＋2H⁺＋4e⁻ | ⇌ | Ti(s)＋H₂O | −0.86 |  |
| 氢 | 2H₂O＋2e⁻ | ⇌ | H 2(g)＋2OH⁻ | −0.8277 |  |
| 鉍 | Bi(s)＋3H⁺＋3e⁻ | ⇌ | BiH3 | −0.8 |  |
| 锌 | Zn2+＋2e⁻ | ⇌ | Zn(Hg) | −0.7628 |  |
| 锌 | Zn2+＋2e⁻ | ⇌ | Zn(s) | −0.7618 |  |
| 钽 | Ta2O5(s)＋10H⁺＋10e⁻ | ⇌ | 2Ta(s)＋5H₂O | −0.75 |  |
| 铬 | Cr3+＋3e⁻ | ⇌ | Cr(s) | −0.74 |  |
| 金 | [Au(CN)−2]＋e⁻ | ⇌ | Au(s)＋2CN−  | −0.60 |  |
| 鉭 | Ta3+＋3e⁻ | ⇌ | Ta(s) | −0.6 |  |
| 鉛 | PbO(s)＋H₂O＋2e⁻ | ⇌ | Pb(s)＋2OH⁻ | −0.58 |  |
| 鈦 | 2TiO2(s)＋2H⁺＋2e⁻ | ⇌ | Ti 2O 3(s)＋H₂O | −0.56 |  |
| 镓 | Ga3+＋3e⁻ | ⇌ | Ga(s) | −0.53 |  |
| 鈾 | U4+＋e⁻ | ⇌ | U3+  | −0.52 |  |
| 磷 | H3PO2(aq)＋H⁺＋e⁻ | ⇌ | P（白）＋2H₂O | −0.508 |  |
| 磷 | H3PO3(aq)＋2H⁺＋2e⁻ | ⇌ | H 3PO 2(aq)＋H₂O | −0.499 |  |
| 磷 | H3PO3(aq)＋3H⁺＋3e⁻ | ⇌ | P（红）＋3H₂O | −0.454 |  |
| 铁 | Fe2+＋2e⁻ | ⇌ | Fe(s) | −0.44 |  |
| 碳 | 2CO2(g)＋2H⁺＋2e⁻ | ⇌ | (HO₂C)₂(aq) | −0.43 |  |
| 鉻 | Cr3+＋e⁻ | ⇌ | Cr2+  | −0.42 |  |
| 镉 | Cd2+＋2e⁻ | ⇌ | Cd(s) | −0.40 |  |
| 硒 | SeO2−3＋4e⁻＋3H₂O | ⇌ | Se＋6OH⁻ | −0.37 |  |
| 锗 | GeO2(s)＋2H⁺＋2e⁻ | ⇌ | GeO(s)＋H₂O | −0.37 |  |
| 铜 | Cu2O(s)＋H₂O＋2e⁻ | ⇌ | 2Cu(s)＋2OH⁻ | −0.360 |  |
| 铅 | PbSO4(s)＋2e⁻ | ⇌ | Pb(s)＋SO2− 4 | −0.3588 |  |
| 铅 | PbSO4(s)＋2e⁻ | ⇌ | Pb(Hg)＋SO2− 4 | −0.3505 |  |
| 铕 | Eu3+＋e⁻ | ⇌ | Eu2+  | −0.35 |  |
| 铟 | In3+＋3e⁻ | ⇌ | In(s) | −0.34 |  |
| 铊 | Tl+＋e⁻ | ⇌ | Tl(s) | −0.34 |  |
| 硼 | B3+＋3e⁻ | ⇌ | B(s) | −0.31 |  |
| 锗 | Ge(s)＋4H⁺＋4e⁻ | ⇌ | GeH 4(g) | −0.29 |  |
| 钴 | Co2+＋2e⁻ | ⇌ | Co(s) | −0.28 |  |
| 磷 | H3PO4(aq)＋2H⁺＋2e⁻ | ⇌ | H 3PO 3(aq)＋H₂O | −0.276 |  |
| 釩 | V3+＋e⁻ | ⇌ | V2+  | −0.26 |  |
| 镍 | Ni2+＋2e⁻ | ⇌ | Ni(s) | −0.25 |  |
| 砷 | As(s)＋3H⁺＋3e⁻ | ⇌ | AsH3(g) | −0.23 |  |
| 银 | AgI(s)＋e⁻ | ⇌ | Ag(s)＋I−  | −0.15224 |  |
| 钼 | MoO2(s)＋4H⁺＋4e⁻ | ⇌ | Mo(s)＋2H₂O | −0.15 |  |
| 硅 | Si(s)＋4H⁺＋4e⁻ | ⇌ | SiH 4(g) | −0.14 |  |
| 錫 | Sn2+＋2e⁻ | ⇌ | Sn(s) | −0.13 |  |
| 氧 | O2(g)＋H⁺＋e⁻ | ⇌ | HO 2•(aq) | −0.13 |  |
| 铅 | Pb2+＋2e⁻ | ⇌ | Pb(s) | −0.13 |  |
| 钨 | WO2(s)＋4H⁺＋4e⁻ | ⇌ | W(s)＋2H₂O | −0.12 |  |
| 磷 | P（红）＋3H⁺＋3e⁻ | ⇌ | PH3(g) | −0.111 |  |
| 碳 | CO2(g)＋2H⁺＋2e⁻ | ⇌ | HCOOH(aq) | −0.11 |  |
| 硒 | Se(s)＋2H⁺＋2e⁻ | ⇌ | H 2Se(g) | −0.11 |  |
| 碳 | CO2(g)＋2H⁺＋2e⁻ | ⇌ | CO(g)＋H₂O | −0.11 |  |
| 锡 | SnO(s)＋2H⁺＋2e⁻ | ⇌ | Sn(s)＋H₂O | −0.10 |  |
| 锡 | SnO2(s)＋2H⁺＋2e⁻ | ⇌ | SnO(s)＋H₂O | −0.09 |  |
| 钨 | WO3(aq)＋6H⁺＋6e⁻ | ⇌ | W(s)＋3H₂O | −0.09 |  |
| 磷 | P（白）＋3H⁺＋3e⁻ | ⇌ | PH3(g) | −0.063 |  |
| 氘 | 2D+＋2e⁻ | ⇌ | D 2(g) | −0.044 |  |
| 鐵 | Fe3+＋3e⁻ | ⇌ | Fe(s) | −0.04 |  |
| 碳（甲酸） | HCO₂H(aq)＋2H⁺＋2e⁻ | ⇌ | HCHO(aq)＋H₂O | −0.03 |  |
| 氫 | 2H⁺＋2e⁻ | ⇌ | H 2(g) | −0.00 | ≡0 |
| 銀 | AgBr(s)＋e⁻ | ⇌ | Ag(s)＋Br⁻ | +0.07133 |  |
| 硫 | S4O2−6＋2e⁻ | ⇌ | 2S2O2−3 | +0.08 |  |
| 铁 | Fe3O4(s)＋8H⁺＋8e⁻ | ⇌ | 3Fe(s)＋4H₂O | +0.085 |  |
| 氮 | N2(g)＋2H₂O＋6H⁺＋6e⁻ | ⇌ | 2NH4OH(aq) | +0.092 |  |
| 汞 | HgO(s)＋H₂O＋2e⁻ | ⇌ | Hg(l)＋2OH⁻ | +0.0977 |  |
| 銅 | Cu(NH 3)2+ 4＋e⁻ | ⇌ | Cu(NH 3)+ 2＋2NH 3 | +0.10 |  |
| 钌 | Ru(NH₃)₆³⁺＋e⁻ | ⇌ | Ru(NH₃)₆²⁺ | +0.10 |  |
| 肼 | N2H4(aq)＋4H₂O＋2e⁻ | ⇌ | 2NH+ 4＋4OH⁻ | +0.11 |  |
| 钼 | H2MoO4(aq)＋6H⁺＋6e⁻ | ⇌ | Mo(s)＋4H₂O | +0.11 |  |
| 鍺 | Ge4+＋4e⁻ | ⇌ | Ge(s) | +0.12 |  |
| 碳 | C(s)＋4H⁺＋4e⁻ | ⇌ | CH4(g) | +0.13 |  |
| 碳 | HCHO(aq)＋2H⁺＋2e⁻ | ⇌ | CH3OH(aq) | +0.13 |  |
| 硫 | S(s)＋2H⁺＋2e⁻ | ⇌ | H 2S(g) | +0.14 |  |
| 錫 | Sn4+＋2e⁻ | ⇌ | Sn2+  | +0.15 |  |
| 铜 | Cu2+＋e⁻ | ⇌ | Cu+  | +0.159 |  |
| 硫 | HSO−4＋3H⁺＋2e⁻ | ⇌ | SO 2(aq)＋2H₂O | +0.16 |  |
| 铀 | UO2+2＋e⁻ | ⇌ | UO+ 2 | +0.163 |  |
| 硫 | SO2−4＋4H⁺＋2e⁻ | ⇌ | SO 2(aq)＋2H₂O | +0.17 |  |
| 鈦 | TiO2+＋2H⁺＋e⁻ | ⇌ | Ti3+＋H₂O | +0.19 |  |
| 鉍 | Bi3+＋2e⁻ | ⇌ | Bi+ | +0.2 |  |
| 銻 | SbO+＋2H⁺＋3e⁻ | ⇌ | Sb(s)＋H₂O | +0.20 |  |
| 碳 | CO2(g)＋4H⁺＋4e⁻ | ⇌ | C(s)＋2H₂O | +0.205 |  |
| 銀 | AgCl(s)＋e⁻ | ⇌ | Ag(s)＋Cl−  | +0.22233 |  |
| 砷 | H3AsO3(aq)＋3H⁺＋3e⁻ | ⇌ | As(s)＋3H₂O | +0.24 |  |
| 鍺 | GeO(s)＋2H⁺＋2e⁻ | ⇌ | Ge(s)＋H₂O | +0.26 |  |
| 鈾 | UO+2＋4H⁺＋e⁻ | ⇌ | U4+ ＋2H₂O | +0.273 |  |
| 砹 | At2＋e⁻ | ⇌ | 2At−  | +0.3 |  |
| 錸 | Re3+ ＋3e⁻ | ⇌ | Re(s) | +0.300 |  |
| 鉍 | Bi3+ ＋3e⁻ | ⇌ | Bi(s) | +0.32 |  |
| 钒 | VO2+＋2H⁺＋e⁻ | ⇌ | V3+ ＋H₂O | +0.34 |  |
| 銅 | Cu2+ ＋2e⁻ | ⇌ | Cu(s) | +0.340 |  |
| 鐵氰 | [Fe(CN)6]3−＋e⁻ | ⇌ | [Fe(CN)₆]₄⁻ | +0.36 |  |
| 鎝 | Tc2+＋2e⁻ | ⇌ | Tc(s) | +0.40 |  |
| 氧 | O2(g)＋2H₂O＋4e⁻ | ⇌ | 4OH⁻(aq) | +0.40 |  |
| 鉬 | H 2MoO 4＋6H⁺＋3e⁻ | ⇌ | Mo3+ ＋2H₂O | +0.43 |  |
| 釕 | Ru2+＋2e⁻ | ⇌ | Ru(s) | +0.455 |  |
| 鉍 | Bi+＋e⁻ | ⇌ | Bi(s) | +0.50 |  |
| 碳 | CH3OH(aq)＋2H⁺＋2e⁻ | ⇌ | CH 4(g)＋H₂O | +0.50 |  |
| 硫 | SO2(aq)＋4H⁺＋4e⁻ | ⇌ | S(s)＋2H₂O | +0.50 |  |
| 銅 | Cu+＋e⁻ | ⇌ | Cu(s) | +0.520 |  |
| 碳 | CO(g)＋2H⁺＋2e⁻ | ⇌ | C(s)＋H₂O | +0.52 |  |
| 碘 | I−3＋2e⁻ | ⇌ | 3I−  | +0.53 |  |
| 碘 | I2(s)＋2e⁻ | ⇌ | 2I−  | +0.54 |  |
| 金 | [AuI− 4]＋3e⁻ | ⇌ | Au(s)＋4I−  | +0.56 |  |
| 砷 | H3AsO4(aq)＋2H⁺＋2e⁻ | ⇌ | H 3AsO 3(aq)＋H₂O | +0.56 |  |
| 金 | [AuI 2]− ＋e⁻ | ⇌ | Au(s)＋2I−  | +0.58 |  |
| 錳 | MnO−4＋2H₂O＋3e⁻ | ⇌ | MnO2(s)＋4OH⁻ | +0.59 |  |
| 銠 | Rh+＋e⁻ | ⇌ | Rh(s) | +0.600 |  |
| 硫 | S2O2−3＋6H⁺＋4e⁻ | ⇌ | 2S(s)＋3H₂O | +0.60 |  |
| 鐵（二茂鐵） | Fe(C5H5)2＋e⁻ | ⇌ | Fe(C 5H 5) 2(s) | +0.641 |  |
| 银 | CH₃CO₂Ag＋e⁻ | ⇌ | Ag＋CH₃CO₂⁻ | +0.643 |  |
| 鉬 | H2MoO4(aq)＋2H⁺＋2e⁻ | ⇌ | MoO 2(s)＋2H₂O | +0.65 |  |
| 苯醌 | ＋2H⁺＋2e⁻ | ⇌ |  | +0.6992 |  |
| 氧 | O 2(g)＋2H⁺＋2e⁻ | ⇌ | H 2O 2(aq) | +0.70 |  |
| 鉈 | Tl3+ ＋3e⁻ | ⇌ | Tl(s) | +0.72 |  |
| 鉑氯 | PtCl2−6＋2e⁻ | ⇌ | PtCl2− 4＋2Cl−  | +0.726 |  |
| 硒 | H2SeO3(aq)＋4H⁺＋4e⁻ | ⇌ | Se(s)＋3H₂O | +0.74 |  |
| 銠 | Rh3+＋3e⁻ | ⇌ | Rh(s) | +0.758 |  |
| 鉑 | PtCl2−4＋2e⁻ | ⇌ | Pt(s)＋4Cl−  | +0.758 |  |
| 鐵 | Fe3+ ＋e⁻ | ⇌ | Fe2+  | +0.77 |  |
| 銀 | Ag+＋e⁻ | ⇌ | Ag(s) | +0.7996 |  |
| 汞 | Hg2+2＋2e⁻ | ⇌ | 2Hg(l) | +0.80 |  |
| 氮（硝） | NO−3(aq)＋2H⁺＋e⁻ | ⇌ | NO2(g)＋H₂O | +0.80 |  |
| 鐵 | FeO2−4＋5H₂O＋6e⁻ | ⇌ | Fe 2O 3(s)＋10OH⁻ | +0.81 |  |
| 金 | [AuBr 4]− ＋3e⁻ | ⇌ | Au(s)＋4Br−  | +0.85 |  |
| 汞 | Hg2+ ＋2e⁻ | ⇌ | Hg(l) | +0.85 |  |
| 錳 | MnO− 4＋H⁺＋e⁻ | ⇌ | HMnO− 4 | +0.90 |  |
| 汞 | 2Hg2+ ＋2e⁻ | ⇌ | Hg2+ 2 | +0.91 |  |
| 鈀 | Pd2+＋2e⁻ | ⇌ | Pd(s) | +0.915 |  |
| 金 | [AuCl 4]− ＋3e⁻ | ⇌ | Au(s)＋4Cl−  | +0.93 |  |
| 錳 | MnO 2(s)＋4H⁺＋e⁻ | ⇌ | Mn3+ ＋2H₂O | +0.95 |  |
| 金 | [AuBr 2]− ＋e⁻ | ⇌ | Au(s)＋2Br−  | +0.96 |  |
| 氙 | [HXeO 6]3− ＋2H₂O＋2e⁻ | ⇌ | [HXeO 4]− ＋4OH⁻ | +0.99 |  |
| 氮（硝） | HNO2＋H⁺＋e⁻ | ⇌ | NO(g)＋H₂O | +0.996 |  |
| 碲 | H6TeO6(aq)＋2H⁺＋2e⁻ | ⇌ | TeO 2(s)＋4H₂O | +1.02 |  |
| 溴 | Br2(l)＋2e⁻ | ⇌ | 2Br−  | +1.065 |  |
| 溴 | Br2(aq)＋2e⁻ | ⇌ | 2Br−  | +1.087 |  |
| 氮（硝） | NO 2(g)＋H⁺＋e⁻ | ⇌ | HNO 2 | +1.093 |  |
| 碘 | IO− 3＋5H⁺＋4e⁻ | ⇌ | HIO(aq)＋2H₂O | +1.13 |  |
|  | [AuCl− 2]＋e⁻ | ⇌ | Au(s)＋2Cl−  | +1.15 |  |
| 硒 | HSeO− 4＋3H⁺＋2e⁻ | ⇌ | H 2SeO 3(aq)＋H₂O | +1.15 |  |
| 銥 | Ir3+＋3e⁻ | ⇌ | Ir(s) | +1.156 |  |
| 銀 | Ag 2O(s)＋2H⁺＋2e⁻ | ⇌ | 2Ag(s)＋H₂O | +1.17 |  |
| 氯 | ClO− 3＋2H⁺＋e⁻ | ⇌ | ClO 2(g)＋H₂O | +1.18 |  |
| 氙 | [HXeO 6]3− ＋5H₂O＋8e⁻ | ⇌ | Xe(g)＋11OH⁻ | +1.18 |  |
| 铂 | Pt2+＋2e⁻ | ⇌ | Pt(s) | +1.188 |  |
| 氯 | ClO 2(g)＋H⁺＋e⁻ | ⇌ | HClO 2(aq) | +1.19 |  |
| 碘 | 2IO− 3＋12H⁺＋10e⁻ | ⇌ | I 2(s)＋6H₂O | +1.20 |  |
| 氯 | ClO− 4＋2H⁺＋2e⁻ | ⇌ | ClO− 3＋H₂O | +1.20 |  |
| 氧 | O 2(g)＋4H⁺＋4e⁻ | ⇌ | 2H₂O | +1.229 |  |
| 錳 | MnO 2(s)＋4H⁺＋2e⁻ | ⇌ | Mn2+ ＋2H₂O | +1.23 |  |
| 氙 | [HXeO 4]− ＋3H₂O＋6e⁻ | ⇌ | Xe(g)＋7OH⁻ | +1.24 |  |
| 鉈 | Tl3+ ＋2e⁻ | ⇌ | Tl+  | +1.25 |  |
| 鉻 | Cr 2O2− 7＋14H⁺＋6e⁻ | ⇌ | 2Cr3+ ＋7H₂O | +1.33 |  |