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4 FeO + O2 = 2 Fe2O3
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
NH3 + O2 = N2O3 + H2O =>
2 NH3 + 3 O2 = N2O3 + 3 H2O
ZnO + C = Zn + CO =>
ZnO + C = Zn + CO
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
Cr2O3 + HCl = CrCl3 + H2O =>
Cr2O3 + 6 HCl = 2 CrCl3 + 3 H2O
CoCl2 + Na2CO3 = CoCO3 + NaCl =>
CoCl2 + Na2CO3 = CoCO3 + 2 NaCl
FeBr3 + (NH4)2S = Fe2S3 + NH4Br =>
2 FeBr3 + 3(NH4)2S = Fe2S3 + 6 NH4Br
Sn + HNO3 = SnO2 + NO2 + H2O =>
Sn + 4 HNO3 = SnO2 + 4 NO2 + 2 H2O
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
CaO + P2O5 = Ca3(PO4)2 =>
3 CaO + P2O5 = Ca3(PO4)2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Zn + LiCl = ZnCl + Li =>
Zn + LiCl = ZnCl + Li
Fe + S8 = Fe2S3 =>
16 Fe + 3 S8 = 8 Fe2S3
Pt + HNO3 + HCl = PtCl4 + NO + H2O =>
3 Pt + 4 HNO3 + 12 HCl = 3 PtCl4 + 4 NO + 8 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
MnO2 + KOH + O2 = K2MnO4 + H2O =>
2 MnO2 + 4 KOH + O2 = 2 K2MnO4 + 2 H2O
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
C2H2N2O4 + O2 = CO2 + H2O + N2 =>
2 C2H2N2O4 + O2 = 4 CO2 + 2 H2O + 2 N2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
(CH3(CH2)2CH3) + O2 = CO2 + H2O =>
2(CH3(CH2)2CH3) + 13 O2 = 8 CO2 + 10 H2O
HClO4 + RbOH = RbClO4 + H2O =>
HClO4 + RbOH = RbClO4 + H2O
Ca(NO3)2 + NaF = CaF2 + NaNO3 =>
Ca(NO3)2 + 2 NaF = CaF2 + 2 NaNO3
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
(NH4)2CO3 = NH3 + CO2 + H2O =>
(NH4)2CO3 = 2 NH3 + CO2 + H2O
[Ag(NH3)2]Cl + HNO3 = HCl + [Ag(NH3)2]NO3 =>
[Ag(NH3)2]Cl + HNO3 = HCl + [Ag(NH3)2]NO3
H2S + OH = S + H2O =>
H2S + 2 OH = S + 2 H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
Na2CO3 + Fe = FeCO3 + Na =>
Na2CO3 + Fe = FeCO3 + 2 Na
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Fe3 + O2 = Fe2O3 =>
4 Fe3 + 9 O2 = 6 Fe2O3
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Ca + HCl = CaCl2 + H =>
Ca + 2 HCl = CaCl2 + 2 H
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
Ag + O2 = Ag2O =>
4 Ag + O2 = 2 Ag2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CaO + P2O5 = Ca3(PO4)2 =>
3 CaO + P2O5 = Ca3(PO4)2
MgI2 + Br2 = MgBr2 + I2 =>
MgI2 + Br2 = MgBr2 + I2
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
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