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Efnisyfirlit

  1. Formáli
  2. A | Lotukerfið
  3. B | Nauðsynleg stærðfræði
  4. C | Mælieiningar og umreiknistuðlar
  5. D | Grunnfastar í eðlisfræði
  6. E | Eiginleikar vatns
  7. F | Samsetning sýra og basa á markaði
  8. G | Staðalvarmafræðilegir eiginleikar valinna efna
  9. H | Jónunarfastar veikra sýra
  10. I | Jónunarfastar veikra basa
  11. J | Leysnimargfeldi
  12. K | Myndunarfastar fyrir flókjónir
  13. L | Staðalspenna rafskauta (hálfhólfa)
  14. M | Helmingunartímar nokkurra geislavirkra samsætna
  15. Atriðaskrá
Efnafræði 2e (IS)L | Staðalspenna rafskauta (hálfhólfa)
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L | Staðalspenna rafskauta (hálfhólfa)

FYRRI KAFLI

K | Myndunarfastar fyrir flókjónir

NÆSTI KAFLI

M | Helmingunartímar nokkurra geislavirkra samsætna

L | Staðalrafskautsmætti (hálfrafhlöðumætti)

Staðalspenna rafskauta (hálfhólfa)
HálfhvarfE ° (V)
Ag++e−⟶AgAg++e−⟶Ag+0.7996
AgCl+e−⟶Ag+Cl−AgCl+e−⟶Ag+Cl−+0.22233
[Ag(CN)2]−+e−⟶Ag+2CN−[Ag(CN)2]−+e−⟶Ag+2CN−−0.31
Ag2CrO4+2e−⟶2Ag+CrO42−Ag2CrO4+2e−⟶2Ag+CrO42−+0.45
[Ag(NH3)2]++e−⟶Ag+2NH3[Ag(NH3)2]++e−⟶Ag+2NH3+0.373
[Ag(S2O3)2]3++e−⟶Ag+2S2O32−[Ag(S2O3)2]3++e−⟶Ag+2S2O32−+0.017
[AlF6]3−+3e−⟶Al+6F−[AlF6]3−+3e−⟶Al+6F−−2.07
Al3++3e−⟶AlAl3++3e−⟶Al−1.662
Am3++3e−⟶AmAm3++3e−⟶Am−2.048
Au3++3e−⟶AuAu3++3e−⟶Au+1.498
Au++e−⟶AuAu++e−⟶Au+1.692
Ba2++2e−⟶BaBa2++2e−⟶Ba−2.912
Be2++2e−⟶BeBe2++2e−⟶Be−1.847
Br2(aq)+2e−⟶2Br−Br2(aq)+2e−⟶2Br−+1.0873
Ca2++2e−⟶CaCa2++2e−⟶Ca−2.868
Ce3+3e−⟶CeCe3+3e−⟶Ce−2.483
Ce4++e−⟶Ce3+Ce4++e−⟶Ce3++1.61
Cd2++2e−⟶CdCd2++2e−⟶Cd−0.4030
[Cd(CN)4]2−+2e−⟶Cd+4CN−[Cd(CN)4]2−+2e−⟶Cd+4CN−−1.09
[Cd(NH3)4]2++2e−⟶Cd+4NH3[Cd(NH3)4]2++2e−⟶Cd+4NH3−0.61
CdS+2e−⟶Cd+S2−CdS+2e−⟶Cd+S2−−1.17
Cl2+2e−⟶2Cl−Cl2+2e−⟶2Cl−+1.35827
ClO4−+H2O+2e−⟶ClO3−+2OH−ClO4−+H2O+2e−⟶ClO3−+2OH−+0.36
ClO3−+H2O+2e−⟶ClO2−+2OH−ClO3−+H2O+2e−⟶ClO2−+2OH−+0.33
ClO2−+H2O+2e−⟶ClO−+2OH−ClO2−+H2O+2e−⟶ClO−+2OH−+0.66
ClO−+H2O+2e−⟶Cl−+2OH−ClO−+H2O+2e−⟶Cl−+2OH−+0.89
ClO4−+2H3O++2e−⟶ClO3−+3H2OClO4−+2H3O++2e−⟶ClO3−+3H2O+1.189
ClO3−+3H3O++2e−⟶HClO2+4H2OClO3−+3H3O++2e−⟶HClO2+4H2O+1.21
HClO+H3O++2e−⟶Cl−+2H2OHClO+H3O++2e−⟶Cl−+2H2O+1.482
HClO+H3O++e−⟶12Cl2+2H2OHClO+H3O++e−⟶12Cl2+2H2O+1.611
HClO2+2H3O++2e−⟶HClO+3H2OHClO2+2H3O++2e−⟶HClO+3H2O+1.628
Co3++e−⟶Co2+(2mol//H2SO4)Co3++e−⟶Co2+(2mol//H2SO4)+1.83
Co2++2e−⟶CoCo2++2e−⟶Co−0.28
[Co(NH3)6]3++e−⟶[Co(NH3)6]2+[Co(NH3)6]3++e−⟶[Co(NH3)6]2++0.1
Co(OH)3+e−⟶Co(OH)2+OH−Co(OH)3+e−⟶Co(OH)2+OH−+0.17
Cr3+3e−⟶CrCr3+3e−⟶Cr−0.744
Cr3++e−⟶Cr2+Cr3++e−⟶Cr2+−0.407
Cr2++2e−⟶CrCr2++2e−⟶Cr−0.913
[Cu(CN)2]−+e−⟶Cu+2CN−[Cu(CN)2]−+e−⟶Cu+2CN−−0.43
CrO42−+4H2O+3e−⟶Cr(OH)3+5OH−CrO42−+4H2O+3e−⟶Cr(OH)3+5OH−−0.13
Cr2O72−+14H3O++6e−⟶2Cr3++21H2OCr2O72−+14H3O++6e−⟶2Cr3++21H2O+1.232
[Cr(OH)4]−+3e−⟶Cr+4OH−[Cr(OH)4]−+3e−⟶Cr+4OH−−1.2
Cr(OH)3+3e−⟶Cr+3OH−Cr(OH)3+3e−⟶Cr+3OH−−1.48
Cu2++e−⟶Cu+Cu2++e−⟶Cu++0.153
Cu2++2e−⟶CuCu2++2e−⟶Cu+0.34
Cu++e−⟶CuCu++e−⟶Cu+0.521
F2+2e−⟶2F−F2+2e−⟶2F−+2.866
Fe2++2e−⟶FeFe2++2e−⟶Fe−0.447
Fe3++e−⟶Fe2+Fe3++e−⟶Fe2++0.771
[Fe(CN)6]3−+e−⟶[Fe(CN)6]4−[Fe(CN)6]3−+e−⟶[Fe(CN)6]4−+0.36
Fe(OH)2+2e−⟶Fe+2OH−Fe(OH)2+2e−⟶Fe+2OH−−0.88
FeS+2e−⟶Fe+S2−FeS+2e−⟶Fe+S2−−1.01
Ga3++3e−⟶GaGa3++3e−⟶Ga−0.549
Gd3++3e−⟶GdGd3++3e−⟶Gd−2.279
12H2+e−⟶H−12H2+e−⟶H−−2.23
2H2O+2e−⟶H2+2OH−2H2O+2e−⟶H2+2OH−−0.8277
H2O2+2H3O++2e−⟶4H2OH2O2+2H3O++2e−⟶4H2O+1.776
2H3O++2e−⟶H2+2H2O2H3O++2e−⟶H2+2H2O0.00
HO2−+H2O+2e−⟶3OH−HO2−+H2O+2e−⟶3OH−+0.878
Hf4++4e−⟶HfHf4++4e−⟶Hf−1.55
Hg2++2e−⟶HgHg2++2e−⟶Hg+0.851
2Hg2++2e−⟶Hg22+2Hg2++2e−⟶Hg22++0.92
Hg22++2e−⟶2HgHg22++2e−⟶2Hg+0.7973
[HgBr4]2−+2e−⟶Hg+4Br−[HgBr4]2−+2e−⟶Hg+4Br−+0.21
Hg2Cl2+2e−⟶2Hg+2Cl−Hg2Cl2+2e−⟶2Hg+2Cl−+0.26808
[Hg(CN)4]2−+2e−⟶Hg+4CN−[Hg(CN)4]2−+2e−⟶Hg+4CN−−0.37
[HgI4]2−+2e−⟶Hg+4I−[HgI4]2−+2e−⟶Hg+4I−−0.04
HgS+2e−⟶Hg+S2−HgS+2e−⟶Hg+S2−−0.70
I2+2e−⟶2I−I2+2e−⟶2I−+0.5355
In3++3e−⟶InIn3++3e−⟶In−0.3382
K++e−⟶KK++e−⟶K−2.931
La3++3e−⟶LaLa3++3e−⟶La−2.52
Li++e−⟶LiLi++e−⟶Li−3.04
Lu3++3e−⟶LuLu3++3e−⟶Lu−2.28
Mg2++2e−⟶MgMg2++2e−⟶Mg−2.372
Mn2++2e−⟶MnMn2++2e−⟶Mn−1.185
MnO2+2H2O+2e−⟶Mn(OH)2+2OH−MnO2+2H2O+2e−⟶Mn(OH)2+2OH−−0.05
MnO4−+2H2O+3e−⟶MnO2+4OH−MnO4−+2H2O+3e−⟶MnO2+4OH−+0.558
MnO2+4H++2e−⟶Mn2++2H2OMnO2+4H++2e−⟶Mn2++2H2O+1.23
MnO4−+8H++5e−⟶Mn2++4H2OMnO4−+8H++5e−⟶Mn2++4H2O+1.507
Na++e−⟶NaNa++e−⟶Na−2.71
Nd3++3e−⟶NdNd3++3e−⟶Nd−2.323
Ni2++2e−⟶NiNi2++2e−⟶Ni−0.257
[Ni(NH3)6]2++2e−⟶Ni+6NH3[Ni(NH3)6]2++2e−⟶Ni+6NH3−0.49
NiO2+4H++2e−⟶Ni2++2H2ONiO2+4H++2e−⟶Ni2++2H2O+1.593
NiO2+2H2O+2e−⟶Ni(OH)2+2OH−NiO2+2H2O+2e−⟶Ni(OH)2+2OH−+0.49
NiS+2e−⟶Ni+S2−NiS+2e−⟶Ni+S2−+0.76
NO3−+4H++3e−⟶NO+2H2ONO3−+4H++3e−⟶NO+2H2O+0.957
NO3−+3H++2e−⟶HNO2+H2ONO3−+3H++2e−⟶HNO2+H2O+0.92
NO3−+H2O+2e−⟶NO2−+2OH−NO3−+H2O+2e−⟶NO2−+2OH−+0.10
Np3++3e−⟶NpNp3++3e−⟶Np−1.856
O2+2H2O+4e−⟶4OH−O2+2H2O+4e−⟶4OH−+0.401
O2+2H++2e−⟶H2O2O2+2H++2e−⟶H2O2+0.695
O2+4H++4e−⟶2H2OO2+4H++4e−⟶2H2O+1.229
Pb2++2e−⟶PbPb2++2e−⟶Pb−0.1262
PbO2+SO42−+4H++2e−⟶PbSO4+2H2OPbO2+SO42−+4H++2e−⟶PbSO4+2H2O+1.69
PbS+2e−⟶Pb+S2−PbS+2e−⟶Pb+S2−−0.95
PbSO4+2e−⟶Pb+SO42−PbSO4+2e−⟶Pb+SO42−−0.3505
Pd2++2e−⟶PdPd2++2e−⟶Pd+0.987
[PdCl4]2−+2e−⟶Pd+4Cl−[PdCl4]2−+2e−⟶Pd+4Cl−+0.591
Pt2++2e−⟶PtPt2++2e−⟶Pt+1.20
[PtBr4]2−+2e−⟶Pt+4Br−[PtBr4]2−+2e−⟶Pt+4Br−+0.58
[PtCl4]2−+2e−⟶Pt+4Cl−[PtCl4]2−+2e−⟶Pt+4Cl−+0.755
[PtCl6]2−+2e−⟶[PtCl4]2−+2Cl−[PtCl6]2−+2e−⟶[PtCl4]2−+2Cl−+0.68
Pu3+3e−⟶PuPu3+3e−⟶Pu−2.03
Ra2++2e−⟶RaRa2++2e−⟶Ra−2.92
Rb++e−⟶RbRb++e−⟶Rb−2.98
[RhCl6]3−+3e−⟶Rh+6Cl−[RhCl6]3−+3e−⟶Rh+6Cl−+0.44
S+2e−⟶S2−S+2e−⟶S2−−0.47627
S+2H++2e−⟶H2SS+2H++2e−⟶H2S+0.142
Sc3++3e−⟶ScSc3++3e−⟶Sc−2.09
Se+2H++2e−⟶H2SeSe+2H++2e−⟶H2Se−0.399
[SiF6]2−+4e−⟶Si+6F−[SiF6]2−+4e−⟶Si+6F−−1.2
SiO32−+3H2O+4e−⟶Si+6OH−SiO32−+3H2O+4e−⟶Si+6OH−−1.697
SiO2+4H++4e−⟶Si+2H2OSiO2+4H++4e−⟶Si+2H2O−0.86
Sm3++3e−⟶SmSm3++3e−⟶Sm−2.304
Sn4++2e−⟶Sn2+Sn4++2e−⟶Sn2++0.151
Sn2++2e−⟶SnSn2++2e−⟶Sn−0.1375
[SnF6]2−+4e−⟶Sn+6F−[SnF6]2−+4e−⟶Sn+6F−−0.25
SnS+2e−⟶Sn+S2−SnS+2e−⟶Sn+S2−−0.94
Sr2++2e−⟶SrSr2++2e−⟶Sr−2.89
TeO2+4H++4e−⟶Te+2H2OTeO2+4H++4e−⟶Te+2H2O+0.593
Th4++4e−⟶ThTh4++4e−⟶Th−1.90
Ti2++2e−⟶TiTi2++2e−⟶Ti−1.630
U3++3e−⟶UU3++3e−⟶U−1.79
V2++2e−⟶VV2++2e−⟶V−1.19
Y3++3e−⟶YY3++3e−⟶Y−2.37
Zn2++2e−⟶ZnZn2++2e−⟶Zn−0.7618
[Zn(CN)4]2−+2e−⟶Zn+4CN−[Zn(CN)4]2−+2e−⟶Zn+4CN−−1.26
[Zn(NH3)4]2++2e−⟶Zn+4NH3[Zn(NH3)4]2++2e−⟶Zn+4NH3−1.04
Zn(OH)2+2e−⟶Zn+2OH−Zn(OH)2+2e−⟶Zn+2OH−−1.245
[Zn(OH)4]2+2e−⟶Zn+4OH−[Zn(OH)4]2+2e−⟶Zn+4OH−−1.199
ZnS+2e−⟶Zn+S2−ZnS+2e−⟶Zn+S2−−1.40
Zr4+4e−⟶ZrZr4+4e−⟶Zr−1.539

Námsgögn.is þýðing á efni frá OpenStax. Frítt frumrit: https://openstax.org/books/chemistry-2e/pages/1-introduction Leyfi upprunabókar: CC BY-NC-SA 4.0. Námsgögn er sjálfstætt verkefni; OpenStax styður hvorki né vottar þýðinguna.

FYRRI KAFLI

K | Myndunarfastar fyrir flókjónir

NÆSTI KAFLI

M | Helmingunartímar nokkurra geislavirkra samsætna