| 前日に均衡した方程式 |
K2S(aq) + Pb(NO3)2(aq) = 2 K(NO3) + PbS
Al2O3 + H2 = Al + H2O =>
Al2O3 + 3 H2 = 2 Al + 3 H2O
Pb(NO3)2 + Li2SO4 = Pb(SO4) + Li(NO3) =>
Pb(NO3)2 + Li2SO4 = Pb(SO4) + 2 Li(NO3)
Mg(OH)2(aq) + H3PO4(aq) = H2O(l) + Mg3(PO4)2(aq) =>
3 Mg(OH)2(aq) + 2 H3PO4(aq) = 6 H2O(l) + Mg3(PO4)2(aq)
hydrogen + oxygen = water =>
2 H2 + O2 = 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Zn + Co2(SO4)3 = Zn(SO4) + Co =>
3 Zn + Co2(SO4)3 = 3 Zn(SO4) + 2 Co
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Al + HNO3 = Al(NO3)3 + N2O + H2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 3 N2O + 15 H2O
Pb(NO3)2 + H2SO4 = PbSO4 + HNO3 =>
Pb(NO3)2 + H2SO4 = PbSO4 + 2 HNO3
Fe(OH)3(s) = Fe2O3(s) + H2O(l) =>
2 Fe(OH)3(s) = Fe2O3(s) + 3 H2O(l)
Zn + HBr = ZnBr2 + H2 =>
Zn + 2 HBr = ZnBr2 + H2
Al(s) + H2SO4(aq) = Al2(SO4)3(aq) + H2(g) =>
2 Al(s) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 3 H2(g)
ethane + oxygen = carbondioxide + water =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
K2S(aq) + Pb(NO3)2(aq) = PbS(s) + KNO3(aq) =>
K2S(aq) + Pb(NO3)2(aq) = PbS(s) + 2 KNO3(aq)
N2O(g) = N2(g) + O2(g) =>
2 N2O(g) = 2 N2(g) + O2(g)
K2S(aq) + Pb(NO3)2(aq) = K2(NO3)2 + PbS =>
K2S(aq) + Pb(NO3)2(aq) = K2(NO3)2 + PbS
Al = Al3{+} + e =>
3 Al = Al3{+} + e
N2H4(g) + N2O4(g) = N2(g) + H2O(g) =>
2 N2H4(g) + N2O4(g) = 3 N2(g) + 4 H2O(g)
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
Fe2O3(s) + HNO3(aq) = Fe(NO3)3(aq) + H2O(l) =>
Fe2O3(s) + 6 HNO3(aq) = 2 Fe(NO3)3(aq) + 3 H2O(l)
Pb3S4 + Al = Al2S3 + Pb =>
3 Pb3S4 + 8 Al = 4 Al2S3 + 9 Pb
Ca2(OH)2 + SrCl = Sr2(OH)2 + CaCl =>
Ca2(OH)2 + 2 SrCl = Sr2(OH)2 + 2 CaCl
Mg3N2 + H2SO4 = MgSO4 + SO4(NH4)2 =>
Mg3N2 + 4 H2SO4 = 3 MgSO4 + SO4(NH4)2
LiBr + I2 = LiBrI2 =>
LiBr + I2 = LiBrI2
MnS + O2 = MnO2 + SO2 =>
MnS + 2 O2 = MnO2 + SO2
Fe4(Fe(CN)6)3 + NaOH = Fe(OH)3 + Na4Fe(CN)6 =>
Fe4(Fe(CN)6)3 + 12 NaOH = 4 Fe(OH)3 + 3 Na4Fe(CN)6
CuO + N2O3 = Cu3N2 + O2 =>
3 CuO + N2O3 = Cu3N2 + 3 O2
NH4NO2 + KOH = NH3 + H2O + KNO3 =>
4 NH4NO2 + 3 KOH = 5 NH3 + 2 H2O + 3 KNO3
PbS(s) + O2(g) = PbO(s) + SO2(g) =>
2 PbS(s) + 3 O2(g) = 2 PbO(s) + 2 SO2(g)
ZrO2 + (NH4)HF2 = (NH4)3ZrF7 + H2O + NH3 =>
2 ZrO2 + 7(NH4)HF2 = 2(NH4)3ZrF7 + 4 H2O + NH3
LiOH + Fe(NO3)3 = LiNO3 + Fe(OH)3 =>
3 LiOH + Fe(NO3)3 = 3 LiNO3 + Fe(OH)3
Cr2O3 + Na2(CO3) + K(NO3) = Na2(CrO4) + CO2 + K(NO2) =>
Cr2O3 + 2 Na2(CO3) + 3 K(NO3) = 2 Na2(CrO4) + 2 CO2 + 3 K(NO2)
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
NaF + Cl2 = F2 + NaCl =>
2 NaF + Cl2 = F2 + 2 NaCl
AgSCN(s) + Na2S(ac) = Ag2S(ac) + NaSCN(ac) =>
2 AgSCN(s) + Na2S(ac) = Ag2S(ac) + 2 NaSCN(ac)
FeSO4 + H2O = Fe + O2 + H2SO4 =>
2 FeSO4 + 2 H2O = 2 Fe + O2 + 2 H2SO4
Pb3S4 + Al = Al2S3 + Pb =>
3 Pb3S4 + 8 Al = 4 Al2S3 + 9 Pb
PbS(s) + O2(g) = PbO(s) + SO2(g) =>
2 PbS(s) + 3 O2(g) = 2 PbO(s) + 2 SO2(g)
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
PbS(s) + O2(g) = PbO(s) + SO2(g) =>
2 PbS(s) + 3 O2(g) = 2 PbO(s) + 2 SO2(g)
PBS(s) + O2(g) = PBO(s) + SO2(g) =>
2 PBS(s) + 3 O2(g) = 2 PBO(s) + 2 SO2(g)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
AgNO3(aq) + Na2CO3(aq) = Ag2CO3 + NaNO3 =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3 + 2 NaNO3
NaOH + AlCl3 = NaCl + Al(OH)3 =>
3 NaOH + AlCl3 = 3 NaCl + Al(OH)3
Zn + HCl = ZnCl + H =>
Zn + HCl = ZnCl + H
FeCl3(aq) + NaOH(aq) = Fe(OH)3 + NaCl =>
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3 + 3 NaCl
HNO3(aq) + Ni(s) = Ni(NO3)2(aq) + H2(g) =>
2 HNO3(aq) + Ni(s) = Ni(NO3)2(aq) + H2(g)
Pb(NO3)2(aq) + KCl(aq) = PbCl2 + KNO3 =>
Pb(NO3)2(aq) + 2 KCl(aq) = PbCl2 + 2 KNO3
Pb(NO3)2(aq) + KCl(aq) = PbCl2(s) + KNO3(aq) =>
Pb(NO3)2(aq) + 2 KCl(aq) = PbCl2(s) + 2 KNO3(aq)
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