| 前日に均衡した方程式 |
Fe3O4 + 4 CO = 3 Fe + 4 CO2
C2H5OH + KMnO4 + HCl = KCl + MnCl2 + CH3COOH + H2O =>
5 C2H5OH + 4 KMnO4 + 12 HCl = 4 KCl + 4 MnCl2 + 5 CH3COOH + 11 H2O
Li2S + H2S = LiHS =>
Li2S + H2S = 2 LiHS
C3H6O2 + C2H5OH = C4H8O2 + H2O =>
2 C3H6O2 + C2H5OH = 2 C4H8O2 + H2O
C3H8 + O2(g) = CO2(g) + H2O(g) =>
C3H8 + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
CHCH + [Cu(NH3)2]Cl = C(Cu)C(Cu) + NH3 + HCl =>
CHCH + 2[Cu(NH3)2]Cl = C(Cu)C(Cu) + 4 NH3 + 2 HCl
C4H8S + O2 = CO2 + H2O + SO2 =>
C4H8S + 7 O2 = 4 CO2 + 4 H2O + SO2
C4H8S + O2 = CO2 + H2O + SO3 =>
2 C4H8S + 15 O2 = 8 CO2 + 8 H2O + 2 SO3
CH3COOH + Pb = Pb(CH3COOH) =>
CH3COOH + Pb = Pb(CH3COOH)
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
CH3COOH + Pb = Pb(CH3COOH)2 =>
2 CH3COOH + Pb = Pb(CH3COOH)2
CaCl2(aq) + KI(aq) = CaI2(aq) + KCl(aq) =>
CaCl2(aq) + 2 KI(aq) = CaI2(aq) + 2 KCl(aq)
Al(NO3)3 + Cu(NO3)2 = Al(NO3)2 + Cu(NO3)3 =>
Al(NO3)3 + Cu(NO3)2 = Al(NO3)2 + Cu(NO3)3
Cr2O3 + HNO3 = Cr(NO3)3 + H2O =>
Cr2O3 + 6 HNO3 = 2 Cr(NO3)3 + 3 H2O
HBr(aq) + LiOH(s) = LiBr + H2O =>
HBr(aq) + LiOH(s) = LiBr + H2O
KOH + NiCl2 = Ni(OH)2 + KCl =>
2 KOH + NiCl2 = Ni(OH)2 + 2 KCl
Zn + Ca(NO3)2 = Zn(NO3)2 + Ca =>
Zn + Ca(NO3)2 = Zn(NO3)2 + Ca
CrCl2 + HNO3 = Cr(NO3)3 + NO2 + HCl + H2O =>
CrCl2 + 4 HNO3 = Cr(NO3)3 + NO2 + 2 HCl + H2O
Cu(CH3COO)2 + Na3PO4 = Cu3(PO4)2 + CH3COONa =>
3 Cu(CH3COO)2 + 2 Na3PO4 = Cu3(PO4)2 + 6 CH3COONa
Cu(CH3COO)2 + Na3PO4 = Cu3(PO4)2 + NaCH3COO =>
3 Cu(CH3COO)2 + 2 Na3PO4 = Cu3(PO4)2 + 6 NaCH3COO
Mg + Cr(ClO4)3 = Mg(ClO4) + Cr =>
3 Mg + Cr(ClO4)3 = 3 Mg(ClO4) + Cr
Li + Ni = Li2Ni =>
2 Li + Ni = Li2Ni
Fe(NO3)3(aq) + K3PO4(aq) = KNO3(aq) + FePO4 =>
Fe(NO3)3(aq) + K3PO4(aq) = 3 KNO3(aq) + FePO4
Cu(NO3)2 + Fe(s) = Cu(s) + Fe(NO3)2(aq) =>
Cu(NO3)2 + Fe(s) = Cu(s) + Fe(NO3)2(aq)
Cu(OH)2 + H2SiO3 = CuSiO3 + H2O =>
Cu(OH)2 + H2SiO3 = CuSiO3 + 2 H2O
Fe(NO3)3 + H2S = FeS + S + HNO3 =>
2 Fe(NO3)3 + 3 H2S = 2 FeS + S + 6 HNO3
CH2O + Ag(NH3)2OH = HCOOH + Ag + NH4OH + NH3 =>
CH2O + 2 Ag(NH3)2OH = HCOOH + 2 Ag + NH4OH + 3 NH3
Fe(OH)3 + HCl(aq) = FeCl3(aq) + H2O =>
Fe(OH)3 + 3 HCl(aq) = FeCl3(aq) + 3 H2O
Se + BrF5 = SeF6 + BrF3 =>
Se + 3 BrF5 = SeF6 + 3 BrF3
Fe(OH)3 + KI = I2 + FeI2 + KOH =>
2 Fe(OH)3 + 6 KI = I2 + 2 FeI2 + 6 KOH
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
Fe(s) + Cu(NO3)2(aq) = Fe(NO3)2(aq) + Cu(s) =>
Fe(s) + Cu(NO3)2(aq) = Fe(NO3)2(aq) + Cu(s)
Fe(s) + S8(s) = FeS(s) =>
8 Fe(s) + S8(s) = 8 FeS(s)
KI + Br = KBr + I =>
KI + Br = KBr + I
Fe + Li2O = Fe2O3 + Li =>
2 Fe + 3 Li2O = Fe2O3 + 6 Li
FeCl3 + (NH4)SCN = Fe(SCN)3 + (NH4)Cl =>
FeCl3 + 3(NH4)SCN = Fe(SCN)3 + 3(NH4)Cl
K3PO4 + CaSO4 = Ca3(PO4)2 + K2SO4 =>
2 K3PO4 + 3 CaSO4 = Ca3(PO4)2 + 3 K2SO4
FeSO4 + NaOH + O2 = Fe2O3 + Na2SO4 + H2O =>
4 FeSO4 + 8 NaOH + O2 = 2 Fe2O3 + 4 Na2SO4 + 4 H2O
NO + O2 + H2O = HNO3 =>
4 NO + 3 O2 + 2 H2O = 4 HNO3
Ga(s) + O2(g) = Ga2O3(s) =>
4 Ga(s) + 3 O2(g) = 2 Ga2O3(s)
H(OH) = H2O =>
H(OH) = H2O
H + Cl + O2 = HClO =>
2 H + 2 Cl + O2 = 2 HClO
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
H2(g) + F2(g) = HF(g) =>
H2(g) + F2(g) = 2 HF(g)
H2Br2 = H2 + Br2 =>
H2Br2 = H2 + Br2
CuCl + K2CrO7 + H2SO4 = CuSO4 + Cr2(SO4)3 + K2SO4 + Cl2 + H2O =>
18 CuCl + 4 K2CrO7 + 28 H2SO4 = 18 CuSO4 + 2 Cr2(SO4)3 + 4 K2SO4 + 9 Cl2 + 28 H2O
H2CO3 + Sr(OH)2 = SrCO3 + H2O =>
H2CO3 + Sr(OH)2 = SrCO3 + 2 H2O
Na + MgCl2(aq) = NaCl(aq) + Mg(s) =>
2 Na + MgCl2(aq) = 2 NaCl(aq) + Mg(s)
H2I2 = H2 + I2 =>
H2I2 = H2 + I2
CH3COOH + NH3 = CH3COONH4 =>
CH3COOH + NH3 = CH3COONH4
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