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2 FeCuS2 + 4 O2 = 2 FeO + Cu2S + 3 SO2
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
KMnO4 + KClO3 + H2O = MnO2 + KClO4 + KOH =>
2 KMnO4 + 3 KClO3 + H2O = 2 MnO2 + 3 KClO4 + 2 KOH
Fe2O3 + CO3 = Fe2 + CO4 =>
Fe2O3 + 3 CO3 = Fe2 + 3 CO4
NH3 + Br2 = NH4Br + N2 =>
8 NH3 + 3 Br2 = 6 NH4Br + N2
I{-} + Br2 = Br{-} + I2 =>
2 I{-} + Br2 = 2 Br{-} + I2
CuCl2 + Ca(OH)2 = Cu(OH)2 + CaCl2 =>
CuCl2 + Ca(OH)2 = Cu(OH)2 + CaCl2
H2SO4 + C2H2 = CO2 + SO2 + H2O =>
5 H2SO4 + C2H2 = 2 CO2 + 5 SO2 + 6 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Se + HNO3 = H2SeO3 + NO + NO2 =>
Se + 2 HNO3 = H2SeO3 + NO + NO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C2H4O + KMnO4 + H2SO4 = C2H3O2 + K2SO4 + MnSO4 + H2O =>
10 C2H4O + 6 KMnO4 + 9 H2SO4 = 10 C2H3O2 + 3 K2SO4 + 6 MnSO4 + 14 H2O
Sb + HCl + HNO3 = H[SbCl6] + NO + H2O =>
3 Sb + 18 HCl + 5 HNO3 = 3 H[SbCl6] + 5 NO + 10 H2O
SbH3 + HNO3 = Sb2O5 + NO2 + H2O =>
2 SbH3 + 16 HNO3 = Sb2O5 + 16 NO2 + 11 H2O
NaOH + Co(NO3)2 = CoOH + Na(NO3)2 =>
NaOH + Co(NO3)2 = CoOH + Na(NO3)2
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
SiCl4(i) + H2O(i) = SiO2(s) + HCl(aq) =>
SiCl4(i) + 2 H2O(i) = SiO2(s) + 4 HCl(aq)
NH3 + Ca(OH)2 = CaO + OH + NH4 =>
NH3 + Ca(OH)2 = CaO + OH + NH4
CO2 + KOH = K2CO3 + H2O =>
CO2 + 2 KOH = K2CO3 + H2O
SbH3 + NaOH + H2O = Na[Sb(OH)4] + H2 =>
SbH3 + NaOH + 3 H2O = Na[Sb(OH)4] + 3 H2
SbH3 + HNO3 = Sb2O + NO2 + H2O =>
2 SbH3 + 8 HNO3 = Sb2O + 8 NO2 + 7 H2O
Cu(OH)2 + CaCl2 = CuCl2 + Ca(OH)2 =>
Cu(OH)2 + CaCl2 = CuCl2 + Ca(OH)2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
P + NaOH + H2O = Na(PH2O2) + PH3 =>
4 P + 3 NaOH + 3 H2O = 3 Na(PH2O2) + PH3
H2(PHO3) + NO2 = H3PO4 + NO =>
H2(PHO3) + NO2 = H3PO4 + NO
Sb + HNO3 = Sb2O3 + NO + H2O =>
2 Sb + 2 HNO3 = Sb2O3 + 2 NO + H2O
Sb2O3 + Zn + H2SO4 = SbH + ZnSO4 + H2O =>
Sb2O3 + 4 Zn + 4 H2SO4 = 2 SbH + 4 ZnSO4 + 3 H2O
Fe(OH)3 + SO3{2-} = Fe + SO4{2-} + H2O =>
2 Fe(OH)3 + 3 SO3{2-} = 2 Fe + 3 SO4{2-} + 3 H2O
Sb2O3 + Zn + H2SO4 = SbH3 + ZnSO4 + H2O =>
Sb2O3 + 6 Zn + 6 H2SO4 = 2 SbH3 + 6 ZnSO4 + 3 H2O
C6H12 + KMnO4 + H2SO4 = C3H6O2 + MnSO4 + K2SO4 + H2O =>
5 C6H12 + 8 KMnO4 + 12 H2SO4 = 10 C3H6O2 + 8 MnSO4 + 4 K2SO4 + 12 H2O
CuCl2 + HNO3 = Cu(NO3)2 + HCl =>
CuCl2 + 2 HNO3 = Cu(NO3)2 + 2 HCl
PH4I + H2SO4 = H2(PHO3) + I2 + SO2 + H2O =>
2 PH4I + 7 H2SO4 = 2 H2(PHO3) + I2 + 7 SO2 + 8 H2O
HNO3 + Cu = Cu(NO3)2 + H2O + NO =>
8 HNO3 + 3 Cu = 3 Cu(NO3)2 + 4 H2O + 2 NO
Pb + Cu(No3)2 = Pb(No3)2 + Cu =>
Pb + Cu(No3)2 = Pb(No3)2 + Cu
H2SO4 + Ca = CaSO4 + H2O + H2S =>
5 H2SO4 + 4 Ca = 4 CaSO4 + 4 H2O + H2S
Bi + HNO3 + HCl = BiCl3 + NO + H2O =>
Bi + HNO3 + 3 HCl = BiCl3 + NO + 2 H2O
Cr(OH){-} + H2O2 + OH{2-} = CrO4{2-} + H2O =>
4 Cr(OH){-} + 13 H2O2 + 2 OH{2-} = 4 CrO4{2-} + 16 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
N2H6{2+} + CH2O = CH3OH + N2 + H{+} =>
N2H6{2+} + 2 CH2O = 2 CH3OH + N2 + 2 H{+}
Cr(OH){-} + H2O2 + OH{-} = CrO4{2-} + H2O =>
Cr(OH){-} + 3 H2O2 + OH{-} = CrO4{2-} + 4 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2SO4 + Ag = Ag2SO4 + H2O + SO2 =>
2 H2SO4 + 2 Ag = Ag2SO4 + 2 H2O + SO2
NaBiO3 + MnSO4 + H2SO4 = HMnO4 + Bi2(SO4)3 + Na2SO4 + H2O =>
10 NaBiO3 + 4 MnSO4 + 16 H2SO4 = 4 HMnO4 + 5 Bi2(SO4)3 + 5 Na2SO4 + 14 H2O
(Cr(OH4)){-} + H2O2 + OH{-} = CrO4{2-} + H2O =>
2(Cr(OH4)){-} + 9 H2O2 + 2 OH{-} = 2 CrO4{2-} + 14 H2O
CH3CH3 + O2 = CO2 + H20 =>
10 CH3CH3 + 20 O2 = 20 CO2 + 3 H20
Sb2S3 + Cl2 = SbCl3 + S2Cl2 =>
2 Sb2S3 + 9 Cl2 = 4 SbCl3 + 3 S2Cl2
FeCl2 + Na3PO4 = Fe3(PO4)2 + NaCl =>
3 FeCl2 + 2 Na3PO4 = Fe3(PO4)2 + 6 NaCl
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
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