标准氧化还原电位表.doc
Standardelectrodepotential(datapage)
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Thevaluesofstandardelectrodepotentialsaregiveninthetablebelowinvoltsrelativetothestandardhydrogenelectrodeandareforthefollowingconditions:
Atemperatureof298.15K(25°C);
Aneffectiveconcentrationof1mol/Lforeachaqueousspeciesoraspeciesinamercuryamalgam;
Apartialpressureof101.325kPa(absolute)(1atm,1.01325bar)foreachgaseousreagent.Thispressureisusedbecausemostliteraturedataarestillgivenforthisvalueratherthanforthecurrentstandardof100kPa.
Anactivityofunityforeachpuresolid,pureliquid,orforwater(solvent).
Legend:(s)–solid;(l)–liquid;(g)–gas;(aq)–aqueous(defaultforallchargedspecies);(Hg)–amalgam.
Half-reaction
E°(V)[note1]
Ref.
3?2?N2(g)+?H++?e?HN3(aq)
?
[1][2]
Li++?e?Li(s)
?
[2]
N2(g)+4?H2O+2?e?2?NH2OH(aq)+2?OH?
?
[1]
Cs++?e?Cs(s)
?
[2]
Rb++?e?Rb(s)
?
[2]
K++?e?K(s)
?
[2]
Ba2++2?e?Ba(s)
?
[2]
La(OH)3(s)+3?e?La(s)+3?OH?
?
[2]
Sr2++2?e?Sr(s)
?
[2]
Ca2++2?e?Ca(s)
?
[2]
Eu2++2?e?Eu(s)
?
[2]
Ra2++2?e?Ra(s)
?
[2]
Na++?e?Na(s)
?
[2][3]
Sc3++3?e?Sc(s)
?
[4]
La3++3?e?La(s)
?
[2]
Y3++3?e?Y(s)
?
[2]
Mg2++2?e?Mg(s)
?
[2]
ZrO(OH)2(s)+?H2O+4?e?Zr(s)+4?OH?
?
[2]
Al(OH)4?+3?e?Al(s)+4?OH?
?
Al(OH)3(s)+3?e?Al(s)+3?OH?
?
H2(g)+2?e?2?H?
?
Ac3++3?e?Ac(s)
?
Be2++2?e?Be(s)
?
U3++3?e?U(s)
?
[5]
Al3++3?e?Al(s)
?
[3]
Ti2++2?e?Ti(s)
?
[3]
ZrO2(s)+4?H++4?e?Zr(s)+2?H2O
?
[6]
Zr4++4?e?Zr(s)
?
[6]
Ti3++3?e?Ti(s)
?
[7]
TiO(s)+2?H++2?e?Ti(s)+?H2O
?
Ti2O3(s)+2?H++2?e?2?TiO(s)+?H2O
?
Zn(OH)42?+2?e?Zn(s)+4?OH?
?
[6]
Mn2++2?e?Mn(s)
?
[6]
Fe(CN)64?+6?H++2?e?Fe(s)+6HCN(aq)
?
[8]
Te(s)+2?e?Te2?
?
[9]
V2+