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4 Fe + 3 O2 = 2 Fe2O3
K2CrO4 + KI + HCl = CrCl3 + KCl + I2 + H2O =>
2 K2CrO4 + 6 KI + 16 HCl = 2 CrCl3 + 10 KCl + 3 I2 + 8 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al + O2 + H2 = Al(OH)3 =>
2 Al + 3 O2 + 3 H2 = 2 Al(OH)3
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
Al + O2 + H2 = Al(OH)3 =>
2 Al + 3 O2 + 3 H2 = 2 Al(OH)3
SeO4{2-} + Fe(OH)2 + H2O = SeO3{2-} + Fe(OH)3 =>
SeO4{2-} + 2 Fe(OH)2 + H2O = SeO3{2-} + 2 Fe(OH)3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C12H22O11 + H2O = C3H6O3 =>
C12H22O11 + H2O = 4 C3H6O3
CH4 + HBr = CH3Br + H2 =>
CH4 + HBr = CH3Br + H2
C12H22O11 + H2O = C3H6O3 =>
C12H22O11 + H2O = 4 C3H6O3
C2H5OH + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
5 C2H5OH + 4 KMnO4 + 6 H2SO4 = 5 CH3COOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
CH3CH2CH3 + O2 = CO2 + H2O =>
CH3CH2CH3 + 5 O2 = 3 CO2 + 4 H2O
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
C6H12 + Br2 = C6H12Br2 =>
C6H12 + Br2 = C6H12Br2
Cl2 + AlBr3 = AlCl3 + Br3 =>
3 Cl2 + 2 AlBr3 = 2 AlCl3 + 2 Br3
Cl2 + AlBr3 = AlCl3 + Br =>
3 Cl2 + 2 AlBr3 = 2 AlCl3 + 6 Br
Cl2 + AlBr3 = AlCl3 + Br2 =>
3 Cl2 + 2 AlBr3 = 2 AlCl3 + 3 Br2
Br2 + OH{-} = Br{-} + BrO3 + H2O =>
7 Br2 + 12 OH{-} = 12 Br{-} + 2 BrO3 + 6 H2O
KBr + Fe(OH)3 = K(OH) + FeBr3 =>
3 KBr + Fe(OH)3 = 3 K(OH) + FeBr3
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
CH3COOH + Sr(OH)2 = Sr(CH3COO)2 + H2O =>
2 CH3COOH + Sr(OH)2 = Sr(CH3COO)2 + 2 H2O
K(NO3) + H2(CO3) = K2(CO3) + H(NO3) =>
2 K(NO3) + H2(CO3) = K2(CO3) + 2 H(NO3)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ca3(PO4)3 + SiO2 + C = CaSiO3 + P4 + CO =>
4 Ca3(PO4)3 + 12 SiO2 + 36 C = 12 CaSiO3 + 3 P4 + 36 CO
Al(NO3)3 + Ga = AlGa + NO3 =>
Al(NO3)3 + Ga = AlGa + 3 NO3
Pb(OH)4 + Cu2O = PbO2 + Cu(OH) =>
Pb(OH)4 + 2 Cu2O = PbO2 + 4 Cu(OH)
Sb2S3 + O2 = Sb2O4 + SO2 =>
Sb2S3 + 5 O2 = Sb2O4 + 3 SO2
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
Cr(NO2)2 + (NH4)2(SO4) = Cr(SO4) + (NH4)(NO2) =>
Cr(NO2)2 + (NH4)2(SO4) = Cr(SO4) + 2(NH4)(NO2)
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
NaClO + H2SO4 = NaSO4 + Cl2 + H2O =>
2 NaClO + 2 H2SO4 = 2 NaSO4 + Cl2 + 2 H2O
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Na2SO3 + HCl = NaCl + H2SO3 =>
Na2SO3 + 2 HCl = 2 NaCl + H2SO3
CO2 + CaO = CaCO2 + O2 =>
2 CO2 + 2 CaO = 2 CaCO2 + O2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
BaCl2 + AgNO3 = Ba(NO3)2 + AgCl =>
BaCl2 + 2 AgNO3 = Ba(NO3)2 + 2 AgCl
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
Na2O + NH3 = NaOH + NaNH2 =>
Na2O + NH3 = NaOH + NaNH2
Fe5AlSi3O10(OH)10 + H3O{+} = Fe{3+} + SiO2 + Al{3+} + H2O =>
Fe5AlSi3O10(OH)10 + 18 H3O{+} = 5 Fe{3+} + 3 SiO2 + Al{3+} + 32 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
K(OH) + Co3(PO4)2 = K3(PO4) + Co(OH)2 =>
6 K(OH) + Co3(PO4)2 = 2 K3(PO4) + 3 Co(OH)2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
BaCl2 + (NH4)2CO3 = BaCO3 + NH4Cl =>
BaCl2 + (NH4)2CO3 = BaCO3 + 2 NH4Cl
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