Bán phản ứng
|
E° (V)
|
CTh,
|
---|
& |
-9
|
Zz |
9
|
N 3/2 N2(k) + H+ + e− HN3(dd)
|
-3,09 −3,09 |
[3] |
Li+ + e− Li(r)
|
-3,0401 −3,0401 |
[2] |
N2(k) + 4 H2O + 2 e− 2 NH2OH(dd) + 2 OH− |
-3,04 −3,04 |
[3] |
Cs+ + e− Cs(r)
|
-3,026 −3,026 |
[2] |
Rb+ + e− Rb(r)
|
-2,98 −2,98 |
[2] |
K+ + e− K(r)
|
-2,931 −2,931 |
[2] |
Ba2+ + 2 e− Ba(r)
|
-2,912 −2,912 |
[2] |
La(OH)3(r) + 3 e− La(r) + 3OH− |
-2,90 −2,90 |
[2] |
Sr2+ + 2 e− Sr(r)
|
-2,899 −2,899 |
[2] |
Ca2+ + 2 e− Ca(r)
|
-2,868 −2,868 |
[2] |
Eu2+ + 2 e− Eu(r)
|
-2,812 −2,812 |
[2] |
Ra2+ + 2 e− Ra(r)
|
-2,8 −2,8 |
[2] |
Na+ + e− Na(r)
|
-2,71 −2,71 |
[2][6] |
La3+ + 3 e− La(r)
|
-2,379 −2,379 |
[2] |
Y3+ + 3 e− Y(r)
|
-2,372 −2,372 |
[2] |
Mg2+ + 2 e− Mg(r)
|
-2,372 −2,372 |
[2] |
ZrO(OH)2(r) + H2O + 4 e− Zr(r) + 4OH− |
-2,36 −2,36 |
[2] |
Al(OH)4− + 3 e− Al(r) + 4 OH− |
-2,33 −2,33
|
Al(OH)3(r) + 3 e− Al(r) + 3OH− |
-2,31 −2,31
|
H2(k) + 2 e− 2 H− |
-2,25 −2,25
|
Ac3+ + 3 e− Ac(r)
|
-2,20 −2,20
|
Be2+ + 2 e− Be(r)
|
-1,85 −1,85
|
U3+ + 3 e− U(r)
|
-1,66 −1,66 |
[4] |
Al3+ + 3 e− Al(r)
|
-1,66 −1,66 |
[6] |
Ti2+ + 2 e− Ti(r)
|
-1,63 −1,63 |
[6] |
ZrO2(r) + 4 H+ + 4 e− Zr(r) + 2 H2O
|
-1,553 −1,553 |
[2] |
Zr4+ + 4 e− Zr(r)
|
-1,45 −1,45 |
[2] |
TiO(r) + 2 H+ + 2 e− Ti(r) + H2O
|
-1,31 −1,31
|
Ti2O3(r) + 2 H+ + 2 e− 2 TiO(r) + H2O
|
-1,23 −1,23
|
Ti3+ + 3 e− Ti(r)
|
-1,21 −1,21
|
Mn2+ + 2 e− Mn(r)
|
-1,185 −1,185 |
[2] |
Te(r) + 2 e− Te2− |
-1,143 −1,143 |
[1] |
V2+ + 2 e− V(r)
|
-1,13 −1,13 |
[1] |
Nb3+ + 3 e− Nb(r)
|
-1,099 −1,099
|
Sn(r) + 4 H+ + 4 e− SnH4(k)
|
-1,07 −1,07
|
SiO2(r) + 4 H+ + 4 e− Si(r) + 2 H2O
|
-0,91 −0,91
|
Cr2+ + 2 e- Cr(r)
|
-0,90 −0,90
|
B(OH)3(dd) + 3 H+ + 3 e− B(r) + 3 H2O
|
-0,89 −0,89
|
TiO2+ + 2 H+ + 4 e− Ti(r) + H2O
|
-0,86 −0,86
|
Bi(r) + 3 H+ + 3 e− BiH3 |
-0,8 −0,8
|
H2 H2O + 2 e− H2(k) + 2 OH− |
-0,8277 −0,8277 |
[2] |
Zn2+ + 2 e− Zn(Hg)
|
-0,7628 −0,7628 |
[2] |
Zn2+ + 2 e− Zn(r)
|
-0,7618 −0,7618 |
[2] |
Ta2O5(r) + 10 H+ + 10 e− 2 Ta(r) + 5 H2O
|
-0,75 −0,75
|
Cr3+ + 3 e− Cr(r)
|
-0,74 −0,74
|
Au[Au(CN)2]− + e− Au(r) + 2 CN− |
-0,60 −0,60
|
Ta3+ + 3 e− Ta(r)
|
-0,6 −0,6
|
PbO(r) + H2O + 2 e− Pb(r) + 2 OH− |
-0,58 −0,58
|
Ti2 TiO2(r) + 2 H+ + 2 e− Ti2O3(r) + H2O
|
-0,56 −0,56
|
Ga3+ + 3 e− Ga(r)
|
-0,53 −0,53
|
U4+ + e− U3+ |
-0,52 −0,52 |
[4] |
P H3PO2(dd) + H+ + e− P(trắng[note 1]) + 2 H2O
|
-0,508 −0,508 |
[2] |
P H3PO3(dd) + 2 H+ + 2 e− H3PO2(dd) + H2O
|
-0,499 −0,499 |
[2] |
P H3PO3(dd) + 3 H+ + 3 e− P(đỏ[note 1]) + 3H2O
|
-0,454 −0,454 |
[2] |
Fe2+ + 2 e− Fe(r)
|
-0,44 −0,44 |
[6] |
C2 CO2(k) + 2 H+ + 2 e− HOOCCOOH(dd)
|
-0,43 −0,43
|
Cr3+ + e− Cr2+ |
-0,42 −0,42
|
Cd2+ + 2 e− Cd(r)
|
-0,40 −0,40 |
[6] |
GeO2(r) + 2 H+ + 2 e− GeO(r) + H2O
|
-0,37 −0,37
|
Cu2O(r) + H2O + 2 e− 2 Cu(r) + 2 OH− |
-0,360 −0,360 |
[2] |
PbSO4(r) + 2 e− Pb(r) + SO42− |
-0,3588 −0,3588 |
[2] |
PbSO4(r) + 2 e− Pb(Hg) + SO42− |
-0,3505 −0,3505 |
[2] |
Eu3+ + e− Eu2+ |
-0,35 −0,35 |
[4] |
In3+ + 3 e− In(r)
|
-0,34 −0,34 |
[1] |
Tl+ + e− Tl(r)
|
-0,34 −0,34 |
[1] |
Ge(r) + 4 H+ + 4 e− GeH4(k)
|
-0,29 −0,29
|
Co2+ + 2 e− Co(r)
|
-0,28 −0,28 |
[2] |
P H3PO4(dd) + 2 H+ + 2 e− H3PO3(dd) + H2O
|
-0,276 −0,276 |
[2] |
V3+ + e− V2+ |
-0,26 −0,26 |
[6] |
Ni2+ + 2 e− Ni(r)
|
-0,25 −0,25
|
As(r) + 3 H+ + 3 e− AsH3(k)
|
-0,23 −0,23 |
[1] |
MoO2(r) + 4 H+ + 4 e− Mo(r) + 2 H2O
|
-0,15 −0,15
|
Si(r) + 4 H+ + 4 e− SiH4(k)
|
-0,14 −0,14
|
Sn2+ + 2 e− Sn(r)
|
-0,13 −0,13
|
O2(k) + H+ + e− HO2•(dd)
|
-0,13 −0,13
|
Pb2+ + 2 e− Pb(r)
|
-0,13 −0,13 |
[6] |
WO2(r) + 4 H+ + 4 e− W(r) + 2 H2O
|
-0,12 −0,12
|
P(đỏ) + 3 H+ + 3 e− PH3(k)
|
-0,111 −0,111 |
[2] |
C CO2(k) + 2 H+ + 2 e− HCOOH(dd)
|
-0,11 −0,11
|
Se(r) + 2 H+ + 2 e− H2Se(k)
|
-0,11 −0,11
|
C CO2(k) + 2 H+ + 2 e− CO(k) + H2O
|
-0,11 −0,11
|
SnO(r) + 2 H+ + 2 e− Sn(r) + H2O
|
-0,10 −0,10
|
SnO2(r) + 2 H+ + 2 e− SnO(r) + H2O
|
-0,09 −0,09
|
WO3(dd) + 6 H+ + 6 e− W(r) + 3 H2O
|
-0,09 −0,09 |
[1] |
P(trắng) + 3 H+ + 3 e− PH3(k)
|
-0,063 −0,063 |
[2] |
C HCOOH(dd) + 2 H+ + 2 e− HCHO(dd) + H2O
|
-0,03 −0,03
|
H 2 H+ + 2 e− H2(k)
|
0,0000 |
≡ 0
|
S4O62− + 2 e− 2 S2O32−
|
+0,08
|
Fe3O4(r) + 8 H+ + 8 e− 3 Fe(r) + 4 H2O
|
+0,085 |
[5] |
N2(k) + 2 H2O + 6H+ + 6 e− 2 NH4OH(dd)
|
+0,092
|
HgO(r) + H2O + 2 e− Hg(l) + 2 OH− |
+0,0977
|
Cu(NH3)42+ + e− Cu(NH3)2+ + 2 NH3 |
+0,10 |
[1] |
Ru(NH3)63+ + e− Ru(NH3)62+ |
+0,10 |
[4] |
N2H4(dd) + 4 H2O + 2 e− 2 NH4+ + 4 OH− |
+0,11 |
[3] |
Mo H2MoO4(dd) + 6 H+ + 6 e− Mo(r) + 4 H2O
|
+0,11
|
Ge4+ + 4 e− Ge(r)
|
+0,12
|
C(r) + 4 H+ + 4 e− CH4(k)
|
+0,13 |
[1] |
C HCHO(dd) + 2 H+ + 2 e− CH3OH(dd)
|
+0,13
|
S(r) + 2 H+ + 2 e− H2S(k)
|
+0,14
|
Sn4+ + 2 e− Sn2+ |
+0,15
|
Cu2+ + e− Cu+ |
+0,159 |
[1] |
S HSO4− + 3 H+ + 2 e− SO2(dd) + 2 H2O
|
+0,16
|
UO22+ + e− UO2+ |
+0,163 |
[4] |
S SO42− + 4 H+ + 2 e− SO2(dd) + 2 H2O
|
+0,17
|
TiO2+ + 2 H+ + e− Ti3+ + H2O
|
+0,19
|
Bi3+ + 2e− Bi+
|
+0,2
|
SbO+ + 2 H+ + 3 e− Sb(r) + H2O
|
+0,20
|
As H3AsO3(dd) + 3 H+ + 3 e− As(r) + 3 H2O
|
+0,24
|
GeO(r) + 2 H+ + 2 e− Ge(r) + H2O
|
+0,26
|
UO2+ + 4 H+ + e− U4+ + 2 H2O
|
+0,273 |
[4] |
Re3+ + 3 e− Re(r)
|
+0,300
|
Bi3+ + 3 e− Bi(r)
|
+0,32
|
VO2+ + 2 H+ + e− V3+ + H2O
|
+0,34
|
Cu2+ + 2 e− Cu(r)
|
+0,340 |
[1] |
Fe [Fe(CN)6]3− + e− [Fe(CN)6]4− |
+0,36
|
O2(k) + 2 H2O + 4 e− 4 OH−(dd)
|
+0,40 |
[6] |
Mo H2MoO4 + 6 H+ + 3 e− Mo3+ + 2 H2O
|
+0,43
|
Bi+ + e− Bi(r)
|
+0,50
|
C CH3OH(dd) + 2 H+ + 2 e− CH4(k) + H2O
|
+0,50
|
S SO2(dd) + 4 H+ + 4 e− S(r) + 2 H2O
|
+0,50
|
Cu+ + e− Cu(r)
|
+0,520 |
[1] |
C CO(k) + 2 H+ + 2 e− C(r) + H2O
|
+0,52
|
I2(r) + 2 e− 2 I− |
+0,54 |
[6] |
I3− + 2 e− 3 I− |
+0,53 |
[6] |
Au [AuI4]− + 3 e− Au(r) + 4 I− |
+0,56
|
As H3AsO4(dd) + 2 H+ + 2 e− H3AsO3(dd) + H2O
|
+0,56
|
Au [AuI2]− + e− Au(r) + 2 I− |
+0,58
|
MnO4− + 2 H2O + 3 e− MnO2(r) + 4 OH− |
+0,59
|
S2O32 − + 6 H+ + 4 e− 2 S(r) + 3 H2O
|
+0,60
|
Mo H2MoO4(dd) + 2 H+ + 2 e− MoO2(r) + 2 H2O
|
+0,65
|
O2(k) + 2 H+ + 2 e− H2O2(dd)
|
+0,70
|
Tl3+ + 3 e− Tl(r)
|
+0,72
|
PtCl62− + 2 e− PtCl42− + 2 Cl− |
+0,726 |
[4] |
Se H2SeO3(dd) + 4 H+ + 4 e− Se(r) + 3 H2O
|
+0,74
|
PtCl42− + 2 e− Pt(r) + 4 Cl− |
+0,758 |
[4] |
Fe3+ + e− Fe2+ |
+0,77
|
Ag+ + e− Ag(r)
|
+0,7996 |
[2] |
Hg22+ + 2 e− 2 Hg(l)
|
+0,80
|
N NO3−(dd) + 2 H+ + e− NO2(k) + H2O
|
+0,80
|
Au [AuBr4]− + 3 e− Au(r) + 4 Br− |
+0,85
|
Hg2+ + 2 e− Hg(l)
|
+0,85
|
MnO4− + H+ + e− HMnO4− |
+0,90
|
Hg 2 Hg2+ + 2 e− Hg22+ |
+0,91 |
[1] |
Pd2+ + 2 e− Pd(r)
|
+0,915 |
[4] |
Au [AuCl4]− + 3 e− Au(r) + 4 Cl− |
+0,93
|
MnO2(r) + 4 H+ + e− Mn3+ + 2 H2O
|
+0,95
|
Au [AuBr2]− + e− Au(r) + 2 Br− |
+0,96
|
Br2(l) + 2 e− 2 Br− |
+1,066 |
[2] |
Br2(dd) + 2 e− 2 Br− |
+1,0873 |
[2] |
I IO3− + 5 H+ + 4 e− HIO(dd) + 2 H2O
|
+1,13
|
Au [AuCl2]− + e− Au(r) + 2 Cl− |
+1,15
|
Se HSeO4− + 3 H+ + 2 e− H2SeO3(dd) + H2O
|
+1,15
|
Ag2O(r) + 2 H+ + 2 e− 2 Ag(r) + H2O
|
+1,17
|
ClO3− + 2 H+ + e− ClO2(k) + H2O
|
+1,18
|
Pt2+ + 2 e− Pt(r)
|
+1,188 |
[4] |
ClO2(k) + H+ + e− HClO2(dd)
|
+1,19
|
I 2 IO3− + 12 H+ + 10 e− I2(r) + 6 H2O
|
+1,20
|
ClO4− + 2 H+ + 2 e− ClO3− + H2O
|
+1,20
|
O2(k) + 4 H+ + 4 e− 2 H2O
|
+1,23 |
[6] |
MnO2(r) + 4 H+ + 2 e− Mn2+ + 2H2O
|
+1,23
|
Tl3+ + 2 e− Tl+ |
+1,25
|
Cl2(k) + 2 e− 2 Cl− |
+1,36 |
[6] |
Cr2O7− − + 14 H+ + 6 e− 2 Cr3+ + 7 H2O
|
+1,33
|
CoO2(r) + 4 H+ + e− Co3+ + 2 H2O
|
+1,42
|
N 2 NH3OH+ + H+ + 2 e− N2H5+ + 2 H2O
|
+1,42 |
[3] |
I 2 HIO(dd) + 2 H+ + 2 e− I2(r) + 2 H2O
|
+1,44
|
Ce4+ + e− Ce3+ |
+1,44
|
BrO3− + 5 H+ + 4 e− HBrO(dd) + 2 H2O
|
+1,45
|
PbO β-PbO2(r) + 4 H+ + 2 e− Pb2+ + 2 H2O
|
+1,460 |
[1] |
PbO α-PbO2(r) + 4 H+ + 2 e− Pb2+ + 2 H2O
|
+1,468 |
[1] |
Br 2 BrO3− + 12 H+ + 10 e− Br2(l) + 6 H2O
|
+1,48
|
Cl 2ClO3− + 12 H+ + 10 e− Cl2(k) + 6 H2O
|
+1,49
|
MnO4− + 8 H+ + 5 e− Mn2+ + 4 H2O
|
+1,51
|
O HO2• + H+ + e− H2O2(dd)
|
+1,51
|
Au3+ + 3 e− Au(r)
|
+1,52
|
NiO2(r) + 4 H+ + 2 e− Ni2+ + 2 OH− |
+1,59
|
Cl 2 HClO(dd) + 2 H+ + 2 e− Cl2(k) + 2 H2O
|
+1,63
|
Ag2O3(r) + 6 H+ + 4 e− 2 Ag+ + 3 H2O
|
+1,67
|
Cl HClO2(dd) + 2 H+ + 2 e− HClO(dd) + H2O
|
+1,67
|
Pb4+ + 2 e− Pb2+ |
+1,69 |
[1] |
MnO4− + 4 H+ + 3 e− MnO2(r) + 2 H2O
|
+1,70
|
O H2O2(dd) + 2 H+ + 2 e− 2 H2O
|
+1,78
|
AgO(r) + 2 H+ + e− Ag+ + H2O
|
+1,77
|
Co3+ + e− Co2+ |
+1,82
|
Au+ + e− Au(r)
|
+1,83 |
[1] |
BrO4− + 2 H+ + 2 e− BrO3− + H2O
|
+1,85
|
Ag2+ + e− Ag+ |
+1,98 |
[1] |
S2O82− + 2 e− 2 SO42−
|
+2,010 |
[2] |
O3(k) + 2 H+ + 2 e− O2(k) + H2O
|
+2,076 |
[4] |
Mn HMnO4− + 3 H+ + 2 e− MnO2(r) + 2 H2O
|
+2,09
|
F2(k) + 2 e− 2 F− |
+2,867 |
[1][6] |
F2(k) + 2 H+ + 2 e− 2 HF(dd)
|
+3,05 |
[1] |
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