標準電極電勢表

標準電極電勢可以用來計算化學電池或原電池的電化學勢或電極電勢。
標準電極電位是以標準氫原子作為參比電極，即氫的標準電極電位值定為0，與氫標準電極比較，電位較高者為正，電位較低者為負。
表中電極電勢以以下條件測得（(s)：固體；(l)：液體；(g)：氣體；(aq)：水溶液；(Hg)：汞齊）：- 參比電極：標準氫電極，所有離子的數據都在水溶液測得- 活性度：統一為純固體、純液體或水溶液- 溫度：298.15K／25攝氏度- 水溶液或汞齊之有效離子濃度：每公升1摩- 氣體反應物分壓：1大氣壓／101325帕
單擊頂欄箭咀可將數據按元素符號、反應物、產物或標準電極電勢值排序。
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−2.85
銪
2+＋2e⁻
⇌
Eu(s)
−2.812

鐳
2+＋2e⁻
⇌
Ra(s)
−2.8

鐿
2+＋2e⁻
⇌
Yb(s)
−2.76

鈉
+＋e⁻
⇌
Na(s)
−2.71

釤
2+＋2e⁻
⇌
Sm(s)
−2.68

鍩
2+＋2e⁻
⇌
No(s)
−2.50

鉿
2(s)＋H₂O＋4e⁻
⇌
Hf(s)＋4OH⁻
−2.50

釷
4(s)＋4e⁻
⇌
Th(s)＋4OH⁻
−2.48

鍆
2+＋2e⁻
⇌
Md(s)
−2.40

鑭
3+＋3e⁻
⇌
La(s)
−2.379

釔
3+＋3e⁻
⇌
Y(s)
−2.372

鎂
2+＋2e⁻
⇌
Mg(s)
−2.372

鋯
2(s)＋H₂O＋4e⁻
⇌
Zr(s)＋4OH⁻
−2.36

鐠
3+＋3e⁻
⇌
Pr(s)
−2.353

鈰
3+＋3e⁻
⇌
Ce(s)
−2.336

鉺
3+＋3e⁻
⇌
Er(s)
−2.331

鈥
3+＋3e⁻
⇌
Ho(s)
−2.33

鋁
-＋3e⁻
⇌
Al(s)＋4OH⁻
−2.33
鋁
3(s)＋3e⁻
⇌
Al(s)＋3OH⁻
−2.31
鋱
3+＋3e⁻
⇌
Tb(s)
−2.28
氫
2(g)＋2e⁻
⇌
2-
−2.25
錒
3+＋3e⁻
⇌
Ac(s)
−2.20
鈹
+＋e⁻
⇌
Be(s)
−2.12

鉲
2+＋2e⁻
⇌
Cf(s)
−2.12

鋂
3+＋3e⁻
⇌
Am(s)
−2.048

鉲
3+＋3e⁻
⇌
Cf(s)
−1.94

鈣
2+＋e⁻
⇌
+
−1.936

鋂
2+＋2e⁻
⇌
Am(s)
−1.9

鐨
3+＋3e⁻
⇌
Fm(s)
−1.89

鈹
2+＋2e⁻
⇌
Be(s)
−1.85
鑪
4+＋4e⁻
⇌
Rf(s)
−1.67

鈾
3+＋3e⁻
⇌
U(s)
−1.66

鋁
3+＋3e⁻
⇌
Al(s)
−1.66

鈦
2+＋2e⁻
⇌
Ti(s)
−1.63

鉳
2+＋2e⁻
⇌
Bk(s)
−1.6

鋯
2(s)＋4H⁺＋4e⁻
⇌
Zr(s)＋2H₂O
−1.553

鉿
4+＋4e⁻
⇌
Hf(s)
−1.55

鋯
4+＋4e⁻
⇌
Zr(s) 
−1.45

鈦
3+＋3e⁻
⇌
Ti(s)
−1.37
鈦
TiO(s)＋2H⁺＋2e⁻
⇌
Ti(s)＋H₂O
−1.31
鈦
3(s)＋2H⁺＋2e⁻
⇌
2TiO(s)＋H₂O
−1.23
鋅
2−＋2e⁻
⇌
Zn(s)＋4OH⁻
−1.199
錳
2+＋2e⁻
⇌
Mn(s)
−1.185
鐵
4−＋6H⁺＋2e⁻
⇌
Fe(s)＋6HCN(aq)
−1.16
釩
2+＋2e⁻
⇌
V(s)
−1.175
碲
Te(s)＋2e⁻
⇌
Te²⁻
−1.143
鈮
3+＋3e⁻
⇌
Nb(s)
−1.099
錫
Sn(s)＋4H⁺＋4e⁻
⇌
4(g)
−1.07
銦
3(s)＋3e⁻
⇌
In(s)＋3OH⁻
−0.99
矽
2(s)＋4H⁺＋4e⁻
⇌
Si(s)＋2H₂O
−0.91
硼
3(aq)＋3H⁺＋3e⁻
⇌
B(s)＋3H₂O
−0.89
鐵
2(s)＋2e⁻
⇌
Fe(s)＋2OH⁻
−0.89
鐵
Fe₂O₃(s)＋3H₂O＋2e⁻
⇌
22(s)＋2OH⁻
−0.86
鈦
2+＋2H⁺＋4e⁻
⇌
Ti(s)＋H₂O
−0.86
氫
2H₂O＋2e⁻
⇌
2(g)＋2OH⁻
−0.8277

鉍
Bi(s)＋3H⁺＋3e⁻
⇌
3
−0.8
鋅
2+＋2e⁻
⇌
Zn(Hg)
−0.7628

鋅
2+＋2e⁻
⇌
Zn(s)
−0.7618

鉭
5(s)＋10H⁺＋10e⁻
⇌
2Ta(s)＋5H₂O
−0.75
鉻
3+＋3e⁻
⇌
Cr(s)
−0.74
金
＋e⁻
⇌
Au(s)＋2-
−0.60
鉭
3+＋3e⁻
⇌
Ta(s)
−0.6
鉛
PbO(s)＋H₂O＋2e⁻
⇌
Pb(s)＋2OH⁻
−0.58
鈦
22(s)＋2H⁺＋2e⁻
⇌
3(s)＋H₂O
−0.56
鎵
3+＋3e⁻
⇌
Ga(s)
−0.53
鈾
4+＋e⁻
⇌
3+
−0.52

磷
2(aq)＋H⁺＋e⁻
⇌
P（白）＋2H₂O
−0.508

磷
3(aq)＋2H⁺＋2e⁻
⇌
2(aq)＋H₂O
−0.499

磷
3(aq)＋3H⁺＋3e⁻
⇌
P（紅）＋3H₂O
−0.454

鐵
2+＋2e⁻
⇌
Fe(s)
−0.44

碳
22(g)＋2H⁺＋2e⁻
⇌
(HO₂C)₂(aq)
−0.43
鉻
3+＋e⁻
⇌
2+
−0.42
鎘
2+＋2e⁻
⇌
Cd(s)
−0.40

硒
2-＋4e⁻＋3H₂O 
⇌
Se＋6OH⁻
−0.37

鍺
2(s)＋2H⁺＋2e⁻
⇌
GeO(s)＋H₂O
−0.37
銅
O(s)＋H₂O＋2e⁻
⇌
2Cu(s)＋2OH⁻
−0.360

鉛
4(s)＋2e⁻
⇌
Pb(s)＋2−
−0.3588

鉛
4(s)＋2e⁻
⇌
Pb(Hg)＋2−
−0.3505

銪
3+＋e⁻
⇌
2+
−0.35

銦
3+＋3e⁻
⇌
In(s)
−0.34

鉈
+＋e⁻
⇌
Tl(s)
−0.34

硼
3+＋3e⁻
⇌
B(s)
−0.31
鍺
Ge(s)＋4H⁺＋4e⁻
⇌
4(g)
−0.29
鈷
2+＋2e⁻
⇌
Co(s)
−0.28

磷
P (aq)＋2H⁺＋2e⁻
⇌
3(aq)＋H₂O
−0.276

釩
3+＋e⁻
⇌
2+
−0.26

鎳
2+＋2e⁻
⇌
Ni(s)
−0.25
砷
As(s)＋3H⁺＋3e⁻
⇌
3(g)
−0.23

銀
AgI(s)＋e⁻
⇌
Ag(s)＋−
−0.15224
鉬
2(s)＋4H⁺＋4e⁻
⇌
Mo(s)＋2H₂O
−0.15
硅
Si(s)＋4H⁺＋4e⁻
⇌
4(g)
−0.14
錫
2+＋2e⁻
⇌
Sn(s)
−0.13
氧
2(g)＋H⁺＋e⁻
⇌
2•(aq)
−0.13
鉛
2+＋2e⁻
⇌
Pb(s)
−0.13

鎢
2(s)＋4H⁺＋4e⁻
⇌
W(s)＋2H₂O
−0.12
磷
P（紅）＋3H⁺＋3e⁻
⇌
3(g)
−0.111

碳
2(g)＋2H⁺＋2e⁻
⇌
HCOOH(aq)
−0.11
硒
Se(s)＋2H⁺＋2e⁻
⇌
Se(g)
−0.11
碳
2(g)＋2H⁺＋2e⁻
⇌
CO(g)＋H₂O
−0.11
錫
SnO(s)＋2H⁺＋2e⁻
⇌
Sn(s)＋H₂O
−0.10
錫
2(s)＋2H⁺＋2e⁻
⇌
SnO(s)＋H₂O
−0.09
鎢
3(aq)＋6H⁺＋6e⁻
⇌
W(s)＋3H₂O
−0.09

磷
P（白）＋3H⁺＋3e⁻
⇌
3(g)
−0.063

氘
+＋2e⁻
⇌
2(g)
−0.044
鐵
3+＋3e⁻
⇌
Fe(s)
−0.04
碳（甲酸）
HCO₂H(aq)＋2H⁺＋2e⁻
⇌
HCHO(aq)＋H₂O
−0.03
氫
2H⁺＋2e⁻
⇌
2(g)
−0.00
≡0
銀
AgBr(s)＋e⁻
⇌
Ag(s)＋Br⁻
+0.07133
硫
2−＋2e⁻
⇌
22−
+0.08
鐵
4(s)＋8H⁺＋8e⁻
⇌
3Fe(s)＋4H₂O
+0.085

氮
2(g)＋2H₂O＋6H⁺＋6e⁻
⇌
2OH(aq)
+0.092
汞
HgO(s)＋H₂O＋2e⁻
⇌
Hg(l)＋2OH⁻
+0.0977
銅
2+＋e⁻
⇌
+＋23
+0.10

釕
Ru(NH₃)₆³⁺＋e⁻
⇌
Ru(NH₃)₆²⁺
+0.10

肼
4(aq)＋4H₂O＋2e⁻
⇌
2+＋4OH⁻
+0.11

鉬
4(aq)＋6H⁺＋6e⁻
⇌
Mo(s)＋4H₂O
+0.11
鍺
4+＋4e⁻
⇌
Ge(s)
+0.12
碳
C(s)＋4H⁺＋4e⁻
⇌
4(g)
+0.13

碳
HCHO(aq)＋2H⁺＋2e⁻
⇌
OH(aq)
+0.13
硫
S(s)＋2H⁺＋2e⁻
⇌
S(g)
+0.14
錫
4+＋2e⁻
⇌
2+
+0.15
銅
2+＋e⁻
⇌
+
+0.159

硫
-＋3H⁺＋2e⁻
⇌
2(aq)＋2H₂O
+0.16
鈾
2+＋e⁻
⇌
+
+0.163

硫
2−＋4H⁺＋2e⁻
⇌
2(aq)＋2H₂O
+0.17
鈦
2+＋2H⁺＋e⁻
⇌
Ti3+＋H₂O
+0.19
鉍
3+＋2e⁻
⇌
Bi+
+0.2
銻
+＋2H⁺＋3e⁻
⇌
Sb(s)＋H₂O
+0.20
碳
2(g)＋4H⁺＋4e⁻
⇌
C(s)＋2H₂O
+0.205
銀
AgCl(s)＋e⁻
⇌
Ag(s)＋-
+0.22233
砷
3(aq)＋3H⁺＋3e⁻
⇌
As(s)＋3H₂O
+0.24
鍺
GeO(s)＋2H⁺＋2e⁻
⇌
Ge(s)＋H₂O
+0.26
鈾
+＋4H⁺＋e⁻
⇌
4+＋2H₂O
+0.273

砹
2＋e⁻
⇌
2-
+0.3

錸
3+＋3e⁻
⇌
Re(s)
+0.300
鉍
3+＋3e⁻
⇌
Bi(s)
+0.32
釩
2+＋2H⁺＋e⁻
⇌
3+＋H₂O
+0.34
銅
2+＋2e⁻
⇌
Cu(s)
+0.340

鐵氰
link=鐵氰酸鹽
3-＋e⁻
⇌
六氰合鐵(II)酸鹽|Fe(CN)₆₄⁻
+0.36
鎝
2+＋2e⁻
⇌
Tc(s)
+0.40

氧
2(g)＋2H₂O＋4e⁻
⇌
4OH⁻(aq)
+0.40

鉬
4＋6H⁺＋3e⁻
⇌
3+＋2H₂O
+0.43
釕
2+＋2e⁻
⇌
Ru(s)
+0.455

鉍
+＋e⁻
⇌
Bi(s)
+0.50
碳
OH(aq)＋2H⁺＋2e⁻
⇌
4(g)＋H₂O
+0.50
硫
2(aq)＋4H⁺＋4e⁻
⇌
S(s)＋2H₂O
+0.50
銅
+＋e⁻
⇌
Cu(s)
+0.520

碳
CO(g)＋2H⁺＋2e⁻
⇌
C(s)＋H₂O
+0.52
碘
-＋2e⁻
⇌
3-
+0.53

碘
2(s)＋2e⁻
⇌
2-
+0.54

金
chem|4
⇌
Au(s)＋4-
+0.56
砷
4(aq)＋2H⁺＋2e⁻
⇌
3(aq)＋H₂O
+0.56
金
chem|
⇌
Au(s)＋2-
+0.58
錳
-＋2H₂O＋3e⁻
⇌
2(s)＋4OH⁻
+0.59
銠
+＋e⁻
⇌
Rh(s)
+0.600

硫
2-＋6H⁺＋4e⁻
⇌
2S(s)＋3H₂O
+0.60
鐵（二茂鐵）
2＋e⁻
⇌
2(s)
+0.641

銀
CH₃CO₂Ag＋e⁻
⇌
Ag＋CH₃CO₂⁻
+0.643
鉬
4(aq)＋2H⁺＋2e⁻
⇌
2(s)＋2H₂O
+0.65
苯醌
link=1,4-苯醌＋2H⁺＋2e⁻
⇌
link=對苯二酚
+0.6992
氧
2(g)＋2H⁺＋2e⁻
⇌
2(aq)
+0.70
鉈
3+＋3e⁻
⇌
Tl(s)
+0.72
鉑氯
2−＋2e⁻
⇌
2−＋2-
+0.726

硒
3(aq)＋4H⁺＋4e⁻
⇌
Se(s)＋3H₂O
+0.74
銠
3+＋3e⁻
⇌
Rh(s)
+0.758

鉑
2−＋2e⁻
⇌
Pt(s)＋4-
+0.758

鐵
3+＋e⁻
⇌
2+
+0.77
銀
+＋e⁻
⇌
Ag(s)
+0.7996

汞
2+＋2e⁻
⇌
2Hg(l)
+0.80
氮（硝）
-(aq)＋2H⁺＋e⁻
⇌
2(g)＋H₂O
+0.80
鐵
2-＋5H₂O＋6e⁻
⇌
3(s)＋10OH⁻
+0.81
金
chem|
⇌
Au(s)＋4-
+0.85
汞
2+＋2e⁻
⇌
Hg(l)
+0.85
錳
-＋H⁺＋e⁻
⇌
-
+0.90
汞
22+＋2e⁻
⇌
2+
+0.91

鈀
2+＋2e⁻
⇌
Pd(s)
+0.915

金
chem|
⇌
Au(s)＋4-
+0.93
錳
2(s)＋4H⁺＋e⁻
⇌
3+＋2H₂O
+0.95
金
chem|
⇌
Au(s)＋2-
+0.96
氙
chem
3−＋2H₂O＋2e⁻
⇌
chem|
+0.99
氮（硝）
2＋H⁺＋e⁻
⇌
NO(g)＋H₂O
+0.996
碲
6(aq)＋2H⁺＋2e⁻
⇌
2(s)＋4H₂O
+1.02
溴
2(l)＋2e⁻
⇌
2-
+1.065
溴
2(aq)＋2e⁻
⇌
2-
+1.087

氮（硝）
2(g)＋H⁺＋e⁻
⇌
2
+1.093
碘
-＋5H⁺＋4e⁻
⇌
HIO(aq)＋2H₂O
+1.13
chem|2
⇌
Au(s)＋2-
+1.15
硒
-＋3H⁺＋2e⁻
⇌
3(aq)＋H₂O
+1.15
銥
3+＋3e⁻
⇌
Ir(s)
+1.156

銀
O(s)＋2H⁺＋2e⁻
⇌
2Ag(s)＋H₂O
+1.17
氯
-＋2H⁺＋e⁻
⇌
2(g)＋H₂O
+1.18
氙
chem
3−＋5H₂O＋8e⁻
⇌
Xe(g)＋11OH⁻
+1.18
鉑
2+＋2e⁻
⇌
Pt(s)
+1.188

氯
2(g)＋H⁺＋e⁻
⇌
2(aq)
+1.19
碘
2-＋12H⁺＋10e⁻
⇌
2(s)＋6H₂O
+1.20
氯
-＋2H⁺＋2e⁻
⇌
-＋H₂O
+1.20
氧
2(g)＋4H⁺＋4e⁻
⇌
2H₂O
+1.229
錳
2(s)＋4H⁺＋2e⁻
⇌
2+＋2H₂O
+1.23
氙
chem|
⇌
Xe(g)＋7OH⁻
+1.24
鉈
3+＋2e⁻
⇌
+
+1.25
鉻
2−＋14H⁺＋6e⁻
⇌
23+＋7H₂O
+1.33
氯
2(g)＋2e⁻
⇌
2-
+1.36

鈷
2(s)＋4H⁺＋e⁻
⇌
3+＋2H₂O
+1.42
2+＋H⁺＋2e⁻
⇌
+＋2H₂O
+1.42

碘
2HIO(aq)＋2H⁺＋2e⁻
⇌
2(s)＋2H₂O
+1.44
鈰
4+＋e⁻
⇌
3+
+1.44
溴
-＋5H⁺＋4e⁻
⇌
HBrO(aq)＋2H₂O
+1.45
鉛
2(s)＋4H⁺＋2e⁻
⇌
2+＋2H₂O
+1.460

鉛
2(s)＋4H⁺＋2e⁻
⇌
2+＋2H₂O
+1.468

溴
2-＋12H⁺＋10e⁻
⇌
2(l)＋6H₂O
+1.48
氯
2-＋12H⁺＋10e⁻
⇌
2(g)＋6H₂O
+1.49
氧（超氧）
2＋H⁺＋e⁻
⇌
2
+1.495
錳
-＋8H⁺＋5e⁻
⇌
2+＋4H₂O
+1.51
2•＋H⁺＋e⁻
⇌
2(aq)
+1.51
金
3+＋3e⁻
⇌
Au(s)
+1.52
鎳
2(s)＋4H⁺＋2e⁻
⇌
2+＋2OH⁻
+1.59
氯
2