| 
REAKSI KATODE | 
E, volt | |
| 
F2/F- | 
F2(g)
  + 2e- → 2F-(aq) | 
+2,87 | 
| 
H2O2/H2O | 
H2O2(aq)
  + 2H+ +2e- → 2H2O | 
+1,78 | 
| 
PbO2/PbSO4 | 
PbO2(s)
  + SO42-(aq) + 4H+(aq) + 2e-
  → PbSO4(s) + 2H2O(l) | 
+1,70 | 
| 
HClO/Cl- | 
2HClO(aq)
  + 2H+(aq) +2e → Cl2(g) + 2H2O(l) | 
+1,63 | 
| 
MnO4-/Mn2+ | 
MnO4-(aq)
  + 8H+(aq) + 5e- → Mn2+ (aq) + 4H2O(l) | 
+1,51 | 
| 
Au3+/Au | 
Au3+(aq)
  + 3e → Au(s) | 
+1,50 | 
| 
PbO2/Pb2+ | 
PbO2(s)
  + 4H+(aq) + 2e- → Pb2+(aq) + 2H2O(l) | 
+1,46 | 
| 
Cl2/Cl- | 
Cl2(g)
  +2e- → 2Cl- | 
+1,36 | 
| 
Cr2O72-/Cr3+ | 
Cr2O72-(aq)
  + 14H+(aq) +6e- → 2Cr3+ +7H2O(l) | 
+1,33 | 
| 
O2/H2O | 
O2(g)
  + 4H+(aq) + 4e- → 2H2O(l) | 
+1,23 | 
| 
Br2/Br- | 
Br2(l)
  +2e- → 2Br- | 
+1,07 | 
| 
NO3-/NO | 
NO3-(aq)
  +4H+(aq) + 3e- → NO(g) +2H2O(l) | 
+0,96 | 
| 
Hg22+/Hg | 
Hg22+(aq)
  + 2e- → 2Hg(aq) | 
+0,85 | 
| 
Ag+/Ag | 
Ag+(aq)
  +e- → Ag(s) | 
+0,80 | 
| 
NO3-/N2O4 | 
2NO3-(aq)
  + 4H+(aq) +2e- → N2O4(aq) +2H2O | 
+0,80 | 
| 
Fe3+/Fe2+ | 
Fe3+(aq)
  + e- → Fe2+(aq) | 
+0,77 | 
| 
O2/H2O2 | 
O2(g)
  + 2H+(aq) + 2e- → H2O2(aq) | 
+0,68 | 
| 
I2/I- | 
I2(s)
  + 2e- → 2I- | 
+0,54 | 
| 
Cu2+/Cu | 
Cu2+(aq)
  +2e- → Cu(s) | 
+0,34 | 
| 
Sn4+/Sn2+ | 
Sn4+(aq)
  + 2e- → Sn2+(aq) | 
+0,13 | 
| 
H+/H2 | 
2H+(aq)
  +2e- → H2(g) | 
0,00 | 
| 
Pb2+/Pb | 
Pb2+(aq)
  + 2e → Pb(s) | 
-0,13 | 
| 
Sn2+/Sn | 
Sn2+(aq)
  + 2e- → Sn(s) | 
-0,14 | 
| 
Ni2+/Ni | 
Ni2+(aq)
  2e- → Ni(s) | 
-0,25 | 
| 
Co2+/Co | 
Co2+(aq)
  +2e- → Co(s) | 
-0,28 | 
| 
PbSO4/Pb | 
PbSO4(s)
  + 2e- →Pb(s) + SO42-(aq) | 
-0,31 | 
| 
Fe2+/Fe | 
Fe2+(aq)
  + 2e- → Fe(s) | 
-0,44 | 
| 
Zn2+/Zn | 
Zn2+(aq)
  + 2e- → Zn(s) | 
-0,76 | 
| 
Al3+/Al | 
Al3+(aq)
  +3e- → Al(s) | 
-1,66 | 
| 
Mg2+/Mg | 
Mg2+(aq)
  + 2e- → Mg(s) | 
-2,37 | 
| 
Na+/Na | 
Na+(aq)
  +e- → Na(s) | 
-2,71 | 
| 
Ca2+/Ca | 
Ca2+(aq)
  +2e- → Ca(s) | 
-2,87 | 
| 
K+/K | 
K+(aq)
  + e- → K(s) | 
-2,92 | 
| 
Li+/Li | 
Li+(aq)
  + e- → Li(s) | 
-3,04 | 
Sabtu, 22 September 2012
HARGA POTENSIAL ELEKTRODE STANDAR
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