| 前日に均衡した方程式 |
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Sn(OH)2 + NaOH = Na2Sn(OH)4 =>
Sn(OH)2 + 2 NaOH = Na2Sn(OH)4
Al + NaOH = Na3AlO3 + H2 =>
2 Al + 6 NaOH = 2 Na3AlO3 + 3 H2
MnO2 + Ag = Ag2O + Mn =>
MnO2 + 4 Ag = 2 Ag2O + Mn
CO2 + C = CO =>
CO2 + C = 2 CO
Cd(OH)2 + HCl = H(OH)2 + CdCl =>
Cd(OH)2 + HCl = H(OH)2 + CdCl
NaNO3(aq) + HI(aq) = NaI(s) + HNO3(aq) =>
NaNO3(aq) + HI(aq) = NaI(s) + HNO3(aq)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na2C2O4 + K3PO4 = Na3PO4 + K2C2O4 =>
3 Na2C2O4 + 2 K3PO4 = 2 Na3PO4 + 3 K2C2O4
Z + HCl = H + ZCl =>
Z + HCl = H + ZCl
Ba(OH)2 + Na2HPO4 = Ba3(PO4)2 + Na(OH) + H2O =>
3 Ba(OH)2 + 2 Na2HPO4 = Ba3(PO4)2 + 4 Na(OH) + 2 H2O
C3H8 + HCl = C3H7Cl + H2 =>
C3H8 + HCl = C3H7Cl + H2
Ra + S8 = RaS =>
8 Ra + S8 = 8 RaS
Li2CO3 + BaBr2 = LiBr + BaCO3 =>
Li2CO3 + BaBr2 = 2 LiBr + BaCO3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
zinc + nitrogen = zincnitride =>
3 Zn + N2 = Zn3N2
Na3P + Cl2 = NaCl + P4 =>
4 Na3P + 6 Cl2 = 12 NaCl + P4
H2SO3(aq) + NH3(aq) = NH4(aq) + SO3(aq) =>
H2SO3(aq) + 2 NH3(aq) = 2 NH4(aq) + SO3(aq)
CaHCO3 + AlCl3 = CaCl2 + Al2(HCO3)3 =>
3 CaHCO3 + 2 AlCl3 = 3 CaCl2 + Al2(HCO3)3
MnO2 + H2SO4 + KCl = MnSO4 + Cl2 + H2O + K2SO4 =>
MnO2 + 2 H2SO4 + 2 KCl = MnSO4 + Cl2 + 2 H2O + K2SO4
Na2CO3(s) + FeCr2O4(s) + O2(g) = Fe2O3(s) + Na2CrO4(s) + CO2(g) =>
8 Na2CO3(s) + 4 FeCr2O4(s) + 7 O2(g) = 2 Fe2O3(s) + 8 Na2CrO4(s) + 8 CO2(g)
CaHCO3 + AlCl3 = CaCl2 + Al2(HCO3)3 =>
3 CaHCO3 + 2 AlCl3 = 3 CaCl2 + Al2(HCO3)3
P2O3 + AgNO3 = P2O5 + AgNO2 =>
P2O3 + 2 AgNO3 = P2O5 + 2 AgNO2
H3PO4 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O
Ca(OH)2(aq) + HF(aq) = CaF2(s) + H2O(s) =>
Ca(OH)2(aq) + 2 HF(aq) = CaF2(s) + 2 H2O(s)
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
KMnO4 + H2O = KOH + MnO2 + O2 =>
4 KMnO4 + 2 H2O = 4 KOH + 4 MnO2 + 3 O2
ZnO + HMnO4 = Zn(MnO4)2 + H2O =>
ZnO + 2 HMnO4 = Zn(MnO4)2 + H2O
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
Sc(NO3)3 + FeCl2 = ScCl3 + Fe(NO3)2 =>
2 Sc(NO3)3 + 3 FeCl2 = 2 ScCl3 + 3 Fe(NO3)2
CH3CH2CH3 + O2 = CO2 + H2O =>
CH3CH2CH3 + 5 O2 = 3 CO2 + 4 H2O
CO2 + O2 = CO3 =>
2 CO2 + O2 = 2 CO3
H2O + CaO = CaOH + O2 =>
2 H2O + 4 CaO = 4 CaOH + O2
(NH4)2CrO4 + CuCl2 = CuCrO4 + NH4Cl =>
(NH4)2CrO4 + CuCl2 = CuCrO4 + 2 NH4Cl
Z + HCl = H + ZCl =>
Z + HCl = H + ZCl
C6H8 + Br2 = C6H8Br4 =>
C6H8 + 2 Br2 = C6H8Br4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe + H2SO4(st) = Fe2(SO4)3 + SO2 + H2O =>
2 Fe + 6 H2SO4(st) = Fe2(SO4)3 + 3 SO2 + 6 H2O
As2S3 + KClO4 + H2O = H1AsO4 + H2SO4 + KCl =>
As2S3 + 4 KClO4 + 4 H2O = 2 H1AsO4 + 3 H2SO4 + 4 KCl
Hg + O2 = Hg2O =>
4 Hg + O2 = 2 Hg2O
H8C4O2 + Al2O3 + H4Fe(CN)6 = Al2(H7C4O2)3(H3Fe(CN)6)3 + O2 + H2 =>
6 H8C4O2 + 2 Al2O3 + 6 H4Fe(CN)6 = 2 Al2(H7C4O2)3(H3Fe(CN)6)3 + 3 O2 + 6 H2
ZnCl2 + (NH4)3PO4 = Zn3(PO4)2 + NH4Cl =>
3 ZnCl2 + 2(NH4)3PO4 = Zn3(PO4)2 + 6 NH4Cl
FeS + O2 + NaOH = FeOOH + Na2SO4 + H2O =>
4 FeS + 9 O2 + 8 NaOH = 4 FeOOH + 4 Na2SO4 + 2 H2O
Ca(CN)2 + K = KCN + Ca =>
Ca(CN)2 + 2 K = 2 KCN + Ca
C8H18O2 + HCl = C8H16Cl2 + H2O =>
C8H18O2 + 2 HCl = C8H16Cl2 + 2 H2O
C2H2 + HNO3 = C2H2O4 + HNO2 =>
C2H2 + 4 HNO3 = C2H2O4 + 4 HNO2
Cd(OH)2 + HCl = H(OH)2 + CdCl =>
Cd(OH)2 + HCl = H(OH)2 + CdCl
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
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