| 前日に均衡した方程式 |
Pb(NO3)2NaSO4 = Pb(SO4)Na(NO3)2
Si + NaOH + H2O = H2 + Na2O3Si =>
Si + 2 NaOH + H2O = 2 H2 + Na2O3Si
CO = C + CO2 =>
2 CO = C + CO2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Cu + AgNO3 = NO3 + Ag2Cu =>
Cu + 2 AgNO3 = 2 NO3 + Ag2Cu
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Cd + Na2S2O8 = CdSO4 + Na2SO4 =>
Cd + Na2S2O8 = CdSO4 + Na2SO4
MnO4 + C2H2O4 = Mn + CO2 + H2O =>
MnO4 + 4 C2H2O4 = Mn + 8 CO2 + 4 H2O
MgO + O2 = MgO2 =>
2 MgO + O2 = 2 MgO2
Mn + HI = H2 + MnI3 =>
2 Mn + 6 HI = 3 H2 + 2 MnI3
HBr + KMnO4 + H2SO4 = Br2 + MnSO4 + K2SO4 + H2O =>
10 HBr + 2 KMnO4 + 3 H2SO4 = 5 Br2 + 2 MnSO4 + K2SO4 + 8 H2O
C6H8O6 + K3[Fe(CN)6] + KOH = C6H6O6 + K4[Fe(CN)6] + H2O =>
C6H8O6 + 2 K3[Fe(CN)6] + 2 KOH = C6H6O6 + 2 K4[Fe(CN)6] + 2 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
H2No3 + LiOH = H2O + Li2No3 =>
H2No3 + 2 LiOH = 2 H2O + Li2No3
N2H8SO4 + CaO2H2 = CaSO4 + NH3 + H2O =>
N2H8SO4 + CaO2H2 = CaSO4 + 2 NH3 + 2 H2O
HNO3NaOH = NaNO3H2O =>
HNO3NaOH = NaNO3H2O
Li2 + Ag3Cl = Li2Cl + Ag =>
Li2 + Ag3Cl = Li2Cl + 3 Ag
(b)Fe + O2 = Fe2O3 =>
4(b)Fe + 3 O2 = 2 Fe2O3
CuSO4 + PbNO3 = Cu(NO3)2 + Pb2SO4 =>
CuSO4 + 2 PbNO3 = Cu(NO3)2 + Pb2SO4
[Zn(NH3)4](OH)2 + HCl = ZnCl2 + NH3 + H2O =>
[Zn(NH3)4](OH)2 + 2 HCl = ZnCl2 + 4 NH3 + 2 H2O
NH4Cl + H2O = NH4 + HCl + O =>
2 NH4Cl + H2O = 2 NH4 + 2 HCl + O
FeS4 + O2 = Fe2O3 + SO2 =>
4 FeS4 + 19 O2 = 2 Fe2O3 + 16 SO2
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
Mn(NO3)2 + Ca(ClO)2 + NaOH = NaMnO42 + NaNO3 + CaCl2 + H2O =>
4 Mn(NO3)2 + 81 Ca(ClO)2 + 12 NaOH = 4 NaMnO42 + 8 NaNO3 + 81 CaCl2 + 6 H2O
GaCl3 + LiH = GaH3 + LiCl =>
GaCl3 + 3 LiH = GaH3 + 3 LiCl
BaO + HBr = HBa + BrO =>
BaO + HBr = HBa + BrO
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
K + O2 = K2O =>
4 K + O2 = 2 K2O
HCH2CHCO2 + OH = CH2CHCO2 + H2O =>
HCH2CHCO2 + OH = CH2CHCO2 + H2O
CH3COOCH2CH3NaOH = CH3COOHCH3CH2ONa =>
CH3COOCH2CH3NaOH = CH3COOHCH3CH2ONa
C3H7OH + H2SO4 + K2Cr2O7 = C3H6O + K2SO4 + CrSO4 + H2O =>
4 C3H7OH + 3 H2SO4 + K2Cr2O7 = 4 C3H6O + K2SO4 + 2 CrSO4 + 7 H2O
Ba + Mn(SO4)2 = Mn + BaSO4 =>
2 Ba + Mn(SO4)2 = Mn + 2 BaSO4
NH4OH + CuSO4 = [Cu(NH3)4]{2+} + SO4{2-} + H2O =>
4 NH4OH + CuSO4 = [Cu(NH3)4]{2+} + SO4{2-} + 4 H2O
Ca(OH)2 + H2O = H3O + CaHO2 =>
Ca(OH)2 + H2O = H3O + CaHO2
Cr2O3 + H2O + P2O5 = [Cr(OH)2]3PO4 =>
3 Cr2O3 + 6 H2O + P2O5 = 2[Cr(OH)2]3PO4
Na(HCO)3 + H(C)2(H)3(O)2 = Na(C)2(H)3(O)2 + (HCO)3 =>
6 Na(HCO)3 + 3 H(C)2(H)3(O)2 = 6 Na(C)2(H)3(O)2 + 4(HCO)3
AgNO3 + NaOH = AgOH + NaNO3 = Ag2OH + NaNO3 =>
AgNO3 + NaOH = AgOH + NaNO3
MnO2 + KO2 = KMnO4 =>
MnO2 + KO2 = KMnO4
Ca(NO3)2 + K3PO4 = Ca3(PO4)2 + K(NO3) =>
3 Ca(NO3)2 + 2 K3PO4 = Ca3(PO4)2 + 6 K(NO3)
H2CuCl4 = CuCl4 + H =>
H2CuCl4 = CuCl4 + 2 H
NaOH + KHC8H4O4 = NaC8H4KO4 + H2O =>
NaOH + KHC8H4O4 = NaC8H4KO4 + H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CH3CO2 + H2O = CH2CO2 + H3O =>
CH3CO2 + H2O = CH2CO2 + H3O
Na + MgCl2 = NaCl + Mg =>
2 Na + MgCl2 = 2 NaCl + Mg
HF + CaCl2 = CaF2 + HCl =>
2 HF + CaCl2 = CaF2 + 2 HCl
Al + HNO3 = Al(NO3)3 + NH4NO3 + H2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 3 NH4NO3 + 9 H2O
SO2 + NaOH + O2 = Na2SO4 + H2O =>
2 SO2 + 4 NaOH + O2 = 2 Na2SO4 + 2 H2O
Cu + S8 = Cu2S =>
16 Cu + S8 = 8 Cu2S
Cr2S3 + HCl = CrCl3 + H2S =>
Cr2S3 + 6 HCl = 2 CrCl3 + 3 H2S
RCH = CHR =>
RCH = CHR
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