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4 Fe + 3 O2 = 2 Fe2O3
Ca + I = CaI2 =>
Ca + 2 I = CaI2
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Na + O2 = NaO2 =>
Na + O2 = NaO2
S + O2 = SO2 =>
S + O2 = SO2
Mg + Fl2 = MgFl =>
2 Mg + Fl2 = 2 MgFl
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
Na2O = Na + O =>
Na2O = 2 Na + O
CuCl2 = CuCl2 =>
CuCl2 = CuCl2
S + O2 = SO2 =>
S + O2 = SO2
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
Cl2 + KI = KCl + I2 =>
Cl2 + 2 KI = 2 KCl + I2
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Zn2 + H2SO4 = ZnSO4 + H =>
Zn2 + 2 H2SO4 = 2 ZnSO4 + 4 H
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
H + N = NH3 =>
3 H + N = NH3
S + O = SO2 =>
S + 2 O = SO2
C + H2O = CO + H =>
C + H2O = CO + 2 H
Zn + Pb(NO3)2 = Pb + Zn(NO3)2 =>
Zn + Pb(NO3)2 = Pb + Zn(NO3)2
Al + NiSO4 = Ni + AlSO4 =>
Al + NiSO4 = Ni + AlSO4
AgNO3 + NaOH + NH4NO3 = Ag(NH3)2NO3 + NaNO3 + H2O =>
AgNO3 + 2 NaOH + 2 NH4NO3 = Ag(NH3)2NO3 + 2 NaNO3 + 2 H2O
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Na2(CO3) = Na2O + CO2 =>
Na2(CO3) = Na2O + CO2
C3H5(NO3)3 = CO2 + N2 + H2O + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 6 N2 + 10 H2O + O2
Zn2 + H2SO4 = ZnSO4 + H2 =>
Zn2 + 2 H2SO4 = 2 ZnSO4 + 2 H2
Na3PO4 + ZnO = Na2O + Zn3(PO4)2 =>
2 Na3PO4 + 3 ZnO = 3 Na2O + Zn3(PO4)2
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2 + CL = HCL =>
H2 + 2 CL = 2 HCL
H2 + Cl = HCl =>
H2 + 2 Cl = 2 HCl
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Ba(CN)2 + H2SO4 = BaSO4 + HCN =>
Ba(CN)2 + H2SO4 = BaSO4 + 2 HCN
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
ClO{-} = Cl{-} + ClO3{-} =>
3 ClO{-} = 2 Cl{-} + ClO3{-}
CH3CHO = CH4 + CO =>
CH3CHO = CH4 + CO
H2O2 + SO3{-2} = H2O + SO4{-2} =>
H2O2 + SO3{-2} = H2O + SO4{-2}
Zn2 + (Cu(NO3)2) = Zn(NO3)2 + Cu =>
Zn2 + 2(Cu(NO3)2) = 2 Zn(NO3)2 + 2 Cu
Zn + (Cu(NO3)2) = Zn(NO3)2 + Cu =>
Zn + (Cu(NO3)2) = Zn(NO3)2 + Cu
Zn2 + (Cu(NO3)2) = Zn(NO3)2 + Cu =>
Zn2 + 2(Cu(NO3)2) = 2 Zn(NO3)2 + 2 Cu
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