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CaCO3 + H2O2 = H2CO3 + Ca + O2
NiO4 + Al{+3} + e = NiAl2O4 =>
NiO4 + 2 Al{+3} + 6e = NiAl2O4
C6H5NH2 + HNO3 = C6H4NO2NH2 + H2O =>
C6H5NH2 + HNO3 = C6H4NO2NH2 + H2O
FeSO4 + KMnO4 + KOH = Fe(OH)3 + K2SO4 + K2MnO4 =>
FeSO4 + KMnO4 + 3 KOH = Fe(OH)3 + K2SO4 + K2MnO4
SnCl4 + HCl = HSn + Cl2 =>
2 SnCl4 + 2 HCl = 2 HSn + 5 Cl2
K2SO3(ac) + HCl(ac) = SO2(g) + KCl(ac) + H2O(l) =>
K2SO3(ac) + 2 HCl(ac) = SO2(g) + 2 KCl(ac) + H2O(l)
As2S3 + (NH4)2S = (NH4)3AsS3 =>
As2S3 + 3(NH4)2S = 2(NH4)3AsS3
Cu3N2(aq) + MgBr2(aq) = CuBr2(aq) + Mg3N2(s) =>
Cu3N2(aq) + 3 MgBr2(aq) = 3 CuBr2(aq) + Mg3N2(s)
Sn + Cl2 = SnCl4 =>
Sn + 2 Cl2 = SnCl4
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
NH4Cl + Pb(CH3COO)2 = NH4CH3COO + PbCl2 =>
2 NH4Cl + Pb(CH3COO)2 = 2 NH4CH3COO + PbCl2
FeCl3(aq) + Pb(NO3)2(aq) = Fe(NO3)3 + PbCl2 =>
2 FeCl3(aq) + 3 Pb(NO3)2(aq) = 2 Fe(NO3)3 + 3 PbCl2
NCl3 + H2O = HClO + NH3 =>
NCl3 + 3 H2O = 3 HClO + NH3
Fr + H2O = FrOH + H2 =>
2 Fr + 2 H2O = 2 FrOH + H2
K2S5 + KOH + H2O2 = K2SO4 + H2O =>
K2S5 + 8 KOH + 16 H2O2 = 5 K2SO4 + 20 H2O
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Ca(NO3)2(aq) + Na2C2O4(aq) = CaC2O4(aq) + NaNO3(aq) =>
Ca(NO3)2(aq) + Na2C2O4(aq) = CaC2O4(aq) + 2 NaNO3(aq)
C6H12O6 + HNO3 = N2 + CO2 + H2O =>
5 C6H12O6 + 24 HNO3 = 12 N2 + 30 CO2 + 42 H2O
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NO2 + OH{-} = NO3{-} + NO2{-} + H2O =>
2 NO2 + 2 OH{-} = NO3{-} + NO2{-} + H2O
Fe(NO3)3 + Fe(CN)6K4 = Fe4(Fe(CN)6)3 + KNO3 =>
4 Fe(NO3)3 + 3 Fe(CN)6K4 = Fe4(Fe(CN)6)3 + 12 KNO3
Au(s) + KNO3(aq) = K2 + AuNO3 =>
2 Au(s) + 2 KNO3(aq) = K2 + 2 AuNO3
SO3 + H2O = HSO3 + O2 =>
4 SO3 + 2 H2O = 4 HSO3 + O2
Li2O + H2SiO3 = LiHSiO3 + H2O =>
Li2O + 2 H2SiO3 = 2 LiHSiO3 + H2O
Cr2O3 + NaOH + H2O2 = Na2Cr2O7 + H2O =>
Cr2O3 + 2 NaOH + 3 H2O2 = Na2Cr2O7 + 4 H2O
H2SeO4 + Al(OH)3 = Al(HSeO4)3 + H2O =>
3 H2SeO4 + Al(OH)3 = Al(HSeO4)3 + 3 H2O
Zn + Pb2NO3 = ZnNO3 + Pb =>
Zn + Pb2NO3 = ZnNO3 + 2 Pb
H3BO3 + KOH = K2B4O7 + H2O =>
4 H3BO3 + 2 KOH = K2B4O7 + 7 H2O
Na + PtCl4 = PtNaCl4 =>
Na + PtCl4 = PtNaCl4
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
NH4 + O12 = NO + H2O =>
4 NH4 + O12 = 4 NO + 8 H2O
K2Cr2O7 + SO2 + H2SO4 = Cr2(SO4)3 + KSO4 + H2O =>
K2Cr2O7 + 2 SO2 + 3 H2SO4 = Cr2(SO4)3 + 2 KSO4 + 3 H2O
HNO3(aq) + K2SO3(aq) = H2O + SO2 + KNO3 =>
2 HNO3(aq) + K2SO3(aq) = H2O + SO2 + 2 KNO3
O2 + NaOH = Na2O2 + H2O2 =>
O2 + 2 NaOH = Na2O2 + H2O2
As2O3 + Zn + HNO3 = AsH3 + Zn(NO3)2 + H2O =>
As2O3 + 6 Zn + 12 HNO3 = 2 AsH3 + 6 Zn(NO3)2 + 3 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fe(CO)5 + H2S = FeH2 + S(CO)5 =>
Fe(CO)5 + H2S = FeH2 + S(CO)5
Fe2O3 + Cr2O3 + NiO + CoO = Fe2Cr2NiCoO8 =>
Fe2O3 + Cr2O3 + NiO + CoO = Fe2Cr2NiCoO8
CH4 + O2 = HCO2 + H2O =>
4 CH4 + 7 O2 = 4 HCO2 + 6 H2O
C6H5MgBr + C13H10O + H = C19H16O + MgBr =>
C6H5MgBr + C13H10O + H = C19H16O + MgBr
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
AlCl3 + NH4OH = NH4Cl + Al(OH)3 =>
AlCl3 + 3 NH4OH = 3 NH4Cl + Al(OH)3
P2I4 + P2 + H2O = PH4I + H3PO4 =>
5 P2I4 + 13 P2 + 64 H2O = 20 PH4I + 16 H3PO4
As2O5 + H2O = H3AsO4 =>
As2O5 + 3 H2O = 2 H3AsO4
Na + S = Na2S =>
2 Na + S = Na2S
H2O + CO2 + NO2 = C6H5NO2 + O2 =>
10 H2O + 24 CO2 + 4 NO2 = 4 C6H5NO2 + 29 O2
NaHCO3 + Ba(NO3)2 = BaCO3 + NaNO3 + CO2 + H2O =>
2 NaHCO3 + Ba(NO3)2 = BaCO3 + 2 NaNO3 + CO2 + H2O
C2H3O2F + O2 = CO + H2O + HF111 =>
111 C2H3O2F + 83 O2 = 222 CO + 166 H2O + HF111
Al + Fe2O4 = Al2O3 + Fe =>
8 Al + 3 Fe2O4 = 4 Al2O3 + 6 Fe
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