|
Half-Reaction
|
E°
(V)
|
|
F2(g)
+ 2e- <==> 2F-
|
+2.87
|
|
PbO2(s)
+ SO42-(aq) + 4H+ + 2e-
<==> PbSO4(s) + H2O
|
+1.69
|
|
2HOCl(aq)
+ 2H+(aq) + 2e- <==> Cl2(g)
+ 2H20
|
+1.63
|
|
MnO4-(aq)
+ 8H+(aq) + 5e- <==> Mn2+(aq)
+ 4H20
|
+1.51
|
|
PbO2(s)
+ 4H+(aq) + 2e- <==> Pb2+(aq)
+ 2H2O
|
+1.46
|
|
BrO3-(aq)
+ 6H+(aq) + 6e- <==> Br-(aq)
+ 3H2O
|
+1.44
|
|
Au3+
(aq) + 3e- <==> Au(s)
|
+1.42
|
|
Cl2
(g) + 2e- <==> Cl-(aq)
|
+1.36
|
|
O2(g)
+ 4H+(aq) + 4e- <==> 2H2O
|
+1.23
|
|
Br2
(aq) + 2e- <==> 2Br-(aq)
|
+1.07
|
|
NO3-(aq)
+ 4H+(aq) + 3e <==> NO(g) + 2H2O
|
+0.96
|
|
Ag+(aq)
+ e- <==> Ag(s)
|
+0.80
|
|
Fe3+(aq)
+ e- <==> Fe2+(aq)
|
+0.77
|
|
I2(s)
+ 2e- <==> 2I-(aq)
|
+0.54
|
|
NiO2(aq)
+ 4H+(aq) + 3e- <==> Ni(OH)2(s)
+ 2OH-(aq)
|
+0.49
|
|
Cu2+(aq)
+ 2e- <==> Cu(s)
|
+0.34
|
|
SO42-
+ 4H+(aq) + 2e- <==> H2SO3(aq)
+ H2O
|
+0.17
|
|
2H+
(aq) + 2e- <==> H2(g)
|
0.00
|
|
Sn2+
(aq) + 2e- <==> Ni(s)
|
-0.14
|
|
Ni2+
(aq) + 2e- <==> Ni(s)
|
-0.25
|
|
Co2+
(aq) + 2e- <==> Co(s)
|
-0.28
|
|
PbSO4
(s) + 2e- <==> Pb(s) + SO42-
|
-0.36
|
|
Cd2+
(aq) + 2e- <==> Cd(s)
|
-0.40
|
|
Fe2+
(aq) + 2e- <==> Fe(s)
|
-0.44
|
|
Cr3+
(aq) + 3e- <==> Cr(s)
|
-0.74
|
|
Zn2+
(aq) + 2e- <==> Zn(s)
|
-0.83
|
|
2H2O
(aq) + 2e- <==> H2(g)
+ 2OH-(aq)
|
-1.66
|
|
Mg2+
(aq) + 2e- <==> Mg(s)
|
-2.37
|
|
Na+
(aq) + e- <==> Na(s)
|
-2.71
|
|
Ca2+
(aq) + 2e- <==> Ca(s)
|
-2.76
|
|
K+
(aq) + e- <==> K(s)
|
-2.92
|
|
Li+
(aq) + e- <==> Li(s)
|
-3.05
|
