| 前日に均衡した方程式 |
Zn + 2 O = ZnO2
AgNO3 + NaCl = Na(AgCl2) + NaNO3 =>
AgNO3 + 2 NaCl = Na(AgCl2) + NaNO3
BrOH + H2S = Br2S + H2O =>
2 BrOH + H2S = Br2S + 2 H2O
CdCl2(aq) + Na2CrO4(aq) = NaCl(aq) + CdCrO4(s) =>
CdCl2(aq) + Na2CrO4(aq) = 2 NaCl(aq) + CdCrO4(s)
Cr + PbCl2 = CrPbCl2 =>
Cr + PbCl2 = CrPbCl2
Br2 + Fe = Br{-} + Fe{2+} =>
Br2 + Fe = 2 Br{-} + Fe{2+}
H2 + FeO = Fe + H2O =>
H2 + FeO = Fe + H2O
NO3 + H2O = NH3 + OH =>
NO3 + 6 H2O = NH3 + 9 OH
Cl2 + KHSO3 + KOH = KCl + K2SO4 + H2O =>
Cl2 + KHSO3 + 3 KOH = 2 KCl + K2SO4 + 2 H2O
Fe(NO3)3 + Na2CrO4 = FeCrO4 + Na + (NO3)3 =>
Fe(NO3)3 + Na2CrO4 = FeCrO4 + 2 Na + (NO3)3
N2H5Cl + CuCl2 + KOH = Cu2O + N2 + KCl + H2O =>
N2H5Cl + 4 CuCl2 + 9 KOH = 2 Cu2O + N2 + 9 KCl + 7 H2O
C6H12O6 = C4H8O2 + CO2 + H2O =>
5 C6H12O6 = 6 C4H8O2 + 6 CO2 + 6 H2O
H2O = H2O2 + H2 =>
2 H2O = H2O2 + H2
Co + Pb(NO3)2 = Co(NO3) + Pb =>
2 Co + Pb(NO3)2 = 2 Co(NO3) + Pb
CH3CH2COOH + NaHCO3 = CH3CH2COONa + H2O + CO2 =>
CH3CH2COOH + NaHCO3 = CH3CH2COONa + H2O + CO2
BeP + OH = Be + POH =>
BeP + OH = Be + POH
H2S + SO3 = SO2 + H2O =>
H2S + 3 SO3 = 4 SO2 + H2O
Fe(NO3)3 + Rb2CO3 = Fe2(CO3)3 + RbNO3 =>
2 Fe(NO3)3 + 3 Rb2CO3 = Fe2(CO3)3 + 6 RbNO3
C17H35COONa + CaCl2 = (C17H35COO)2Ca + NaCl =>
2 C17H35COONa + CaCl2 = (C17H35COO)2Ca + 2 NaCl
CuSO4 + (NH4)2I = Cu2I + NH4SO4 =>
2 CuSO4 + (NH4)2I = Cu2I + 2 NH4SO4
P2 + S8 = PS4 =>
P2 + S8 = 2 PS4
CH3CH2Br + KMnO4 + H2SO4 = CH3COOH + MnSO4 + Br2 + K2SO4 + H2O =>
2 CH3CH2Br + 2 KMnO4 + 3 H2SO4 = 2 CH3COOH + 2 MnSO4 + Br2 + K2SO4 + 4 H2O
BrCH2CH2CH2Br = CH2CHCH2Br + HBr =>
BrCH2CH2CH2Br = CH2CHCH2Br + HBr
NH4Cl(aq) + Pb(NO3)2(aq) = PbCl2(s) + NH4NO3(aq) =>
2 NH4Cl(aq) + Pb(NO3)2(aq) = PbCl2(s) + 2 NH4NO3(aq)
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
CuSO4 + Fe2O3 = Cu2O3 + FeSO4 =>
2 CuSO4 + Fe2O3 = Cu2O3 + 2 FeSO4
PbN + ZnBr = PbBr + ZnN =>
PbN + ZnBr = PbBr + ZnN
PbBr2 + HNO3 = Pb(NO3)2 + HBr =>
PbBr2 + 2 HNO3 = Pb(NO3)2 + 2 HBr
C3H7N + O2 = CO2 + H2O + N2 =>
4 C3H7N + 19 O2 = 12 CO2 + 14 H2O + 2 N2
FeCl3 + AgNO3 = AgCl(s) + Fe(NO3)3 =>
FeCl3 + 3 AgNO3 = 3 AgCl(s) + Fe(NO3)3
Cu(OH)2 + NH4OH = Cu(OH)2NH3 + H2O =>
Cu(OH)2 + NH4OH = Cu(OH)2NH3 + H2O
H2O + CO2 = C6H5COOH + O2 =>
6 H2O + 14 CO2 = 2 C6H5COOH + 15 O2
HCl2 + Na2SO4 = NaCl2 + H2SO4 =>
2 HCl2 + Na2SO4 = 2 NaCl2 + H2SO4
HBrO3 + NaOH = NaBrO3 + H2O =>
HBrO3 + NaOH = NaBrO3 + H2O
CaCo3 = Ca + Co2 =>
2 CaCo3 = 2 Ca + 3 Co2
FeS2O3 + HCl = HS2O3 + FeCl =>
FeS2O3 + HCl = HS2O3 + FeCl
(NiCl)2 + (OH) = Ni(OH)3 + Cl =>
(NiCl)2 + 6(OH) = 2 Ni(OH)3 + 2 Cl
C17H35COONa + HOH = C17H35COOH + NaOH =>
C17H35COONa + HOH = C17H35COOH + NaOH
Na2Cr2O7 + KI + H2SO4 = I2 + Cr2(SO4)3 + K2SO4 + H2O + Na2SO4 =>
Na2Cr2O7 + 6 KI + 7 H2SO4 = 3 I2 + Cr2(SO4)3 + 3 K2SO4 + 7 H2O + Na2SO4
Pb(NO3)2(aq) + FeCl3(aq) = Fe(NO3)3 + PbCl2(aq) =>
3 Pb(NO3)2(aq) + 2 FeCl3(aq) = 2 Fe(NO3)3 + 3 PbCl2(aq)
Zn(s) + Fe(NO3)3(aq) = Fe + Zn(NO3)3 =>
Zn(s) + Fe(NO3)3(aq) = Fe + Zn(NO3)3
CH3CHCH2 + HBr = CH3CH2CH3 + Br =>
CH3CHCH2 + 2 HBr = CH3CH2CH3 + 2 Br
FeCl3 + H2SO4 + KI = FeSO4 + I2 + HCl + K2SO4 =>
2 FeCl3 + 3 H2SO4 + 2 KI = 2 FeSO4 + I2 + 6 HCl + K2SO4
Cr + HNO3 = HN3 + Cr(NO3)3 + H2O =>
16 Cr + 57 HNO3 = 3 HN3 + 16 Cr(NO3)3 + 27 H2O
Na2Cr2O7 + H2SO4 + Zn = Cr2(SO4)3 + ZnSO4 + Na2SO4 + H2O =>
Na2Cr2O7 + 7 H2SO4 + 3 Zn = Cr2(SO4)3 + 3 ZnSO4 + Na2SO4 + 7 H2O
PbI2 + NaOH = Pb(OH)2 + NaI =>
PbI2 + 2 NaOH = Pb(OH)2 + 2 NaI
FeS2O3 + HCl = HS2O3 + FeCl =>
FeS2O3 + HCl = HS2O3 + FeCl
HCl(aq) + O2(g) = H2O(l) + Cl2(g) =>
4 HCl(aq) + O2(g) = 2 H2O(l) + 2 Cl2(g)
(COOH)2(H2O)2 + NaOH = NaCO2 + H2O =>
(COOH)2(H2O)2 + 2 NaOH = 2 NaCO2 + 4 H2O
ammoniumchloride + potassiumhydroxide = potassiumchloride + water + ammonia =>
NH4Cl + KOH = KCl + H2O + NH3
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