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Fe3O4(s) = Fe2O3(s) + FeO(s)
NaClO + H2O = HO + Cl + Na =>
NaClO + H2O = 2 HO + Cl + Na
KMnO4 + H2C2O4 = CO2 + K2O + MnO3 + H2O =>
2 KMnO4 + H2C2O4 = 2 CO2 + K2O + 2 MnO3 + H2O
C2H6O + Na2(Cr2O7) + H2(SO4) = H(C2H3O2) + Cr2(SO4)3 + Na2(SO4) + H2O =>
3 C2H6O + 2 Na2(Cr2O7) + 8 H2(SO4) = 3 H(C2H3O2) + 2 Cr2(SO4)3 + 2 Na2(SO4) + 11 H2O
FeCuS2 + HNO3 = Fe(NO3)3 + Cu(NO3)2 + H2SO4 + NO2 + H2O =>
FeCuS2 + 22 HNO3 = Fe(NO3)3 + Cu(NO3)2 + 2 H2SO4 + 17 NO2 + 9 H2O
CO2 + H2O = C7H16 + O2 =>
7 CO2 + 8 H2O = C7H16 + 11 O2
MnSO4 + Na2S = MnS + Na2SO4 =>
MnSO4 + Na2S = MnS + Na2SO4
C10H16 + HNO3 = CO2 + H2O + NO2 =>
C10H16 + 56 HNO3 = 10 CO2 + 36 H2O + 56 NO2
KCrO2 + Cl2 + KOH = K2CrO4 + KCl + H2O =>
2 KCrO2 + 3 Cl2 + 8 KOH = 2 K2CrO4 + 6 KCl + 4 H2O
FeCl2 + Na2SO3 = FeSO3 + NaCl =>
FeCl2 + Na2SO3 = FeSO3 + 2 NaCl
Fe + Zn(NO3)2 = Fe(NO3)2 + Zn =>
Fe + Zn(NO3)2 = Fe(NO3)2 + Zn
CrBr2 + Cl2 = CrCl2 + BrCl2 =>
CrBr2 + 3 Cl2 = CrCl2 + 2 BrCl2
Ca(HCO3)2 + Na3(PO4)2 = Ca3(PO4)2 + Na(HCO3)2 =>
3 Ca(HCO3)2 + Na3(PO4)2 = Ca3(PO4)2 + 3 Na(HCO3)2
H3N + BaCO3 = Ba3N2 + H2O + CO2 =>
2 H3N + 3 BaCO3 = Ba3N2 + 3 H2O + 3 CO2
CrCl2 + Cl2 = CrCl4 =>
CrCl2 + Cl2 = CrCl4
SiH4 + AlCl3 = Si + Al + HCl =>
3 SiH4 + 4 AlCl3 = 3 Si + 4 Al + 12 HCl
Ba + SO2 = BaO + SO =>
Ba + SO2 = BaO + SO
NaOH + Ca(HSO3)2 = Ca(OH)2 + NaHSO3 =>
2 NaOH + Ca(HSO3)2 = Ca(OH)2 + 2 NaHSO3
Fe(NO3)2 + LiOH = Fe(OH)2 + LiNO3 =>
Fe(NO3)2 + 2 LiOH = Fe(OH)2 + 2 LiNO3
Fe(NO3)3 + FeI2 + H2SO4 = Fe2(SO4)3 + I2 + NO + H2O =>
Fe(NO3)3 + 3 FeI2 + 6 H2SO4 = 2 Fe2(SO4)3 + 3 I2 + 3 NO + 6 H2O
KBr + CaS = K2S + CaBr2 =>
2 KBr + CaS = K2S + CaBr2
CaCO3 + HCN = Ca(CN)2 + CO2 + H2O =>
CaCO3 + 2 HCN = Ca(CN)2 + CO2 + H2O
Cl2 + MgI2 = ClI + Mg =>
Cl2 + MgI2 = 2 ClI + Mg
BaSO3 + HBr = BaBr2 + H2SO3 =>
BaSO3 + 2 HBr = BaBr2 + H2SO3
KI(aq) + CI2(g) = KCI(aq) + I2(s) =>
KI(aq) + CI2(g) = KCI(aq) + I2(s)
NH4OH + LiCl = NH4Cl + LiOH =>
NH4OH + LiCl = NH4Cl + LiOH
CH3CO2H = C + H + O =>
CH3CO2H = 2 C + 4 H + 2 O
KNO3 + C = K2CO3 + CO2 + N2 =>
4 KNO3 + 5 C = 2 K2CO3 + 3 CO2 + 2 N2
(NiCl(H2O)5){+} + NH3 = (Ni(NH3)6){2+} + Cl{-} + H2O =>
(NiCl(H2O)5){+} + 6 NH3 = (Ni(NH3)6){2+} + Cl{-} + 5 H2O
SiO2 + C + Ca3(PO4)2 = P4 + CO + CaSiO3 =>
6 SiO2 + 10 C + 2 Ca3(PO4)2 = P4 + 10 CO + 6 CaSiO3
NaClO2 = NaCl + O2 =>
NaClO2 = NaCl + O2
NaF + CaO + H2O = CaF2 + NaOH =>
2 NaF + CaO + H2O = CaF2 + 2 NaOH
NH4Cl + Fe(NO3)3 = NH4NO3 + FeCl3 =>
3 NH4Cl + Fe(NO3)3 = 3 NH4NO3 + FeCl3
Pb + Cl = PbCl2 =>
Pb + 2 Cl = PbCl2
KOH + FeCl = KCl + OFe + H =>
KOH + FeCl = KCl + OFe + H
C5H12 + O2 = C + H2O =>
C5H12 + 3 O2 = 5 C + 6 H2O
NaBr + H2O = NaOH + Br2 + H2 =>
2 NaBr + 2 H2O = 2 NaOH + Br2 + H2
Cr2O7{-2} + CH3OH + H{+} = Cr{+3} + C2O + H2O =>
Cr2O7{-2} + 2 CH3OH + 8 H{+} = 2 Cr{+3} + C2O + 8 H2O
Mg(NO3)2 + RbI = MgI2 + Rb(NO3) =>
Mg(NO3)2 + 2 RbI = MgI2 + 2 Rb(NO3)
Bi(NO3)3 + KI = BiI3 + KNO3 =>
Bi(NO3)3 + 3 KI = BiI3 + 3 KNO3
Na3PO4 + (NH4)2SO4 = Na2SO4 + PO4(NH4)3 =>
2 Na3PO4 + 3(NH4)2SO4 = 3 Na2SO4 + 2 PO4(NH4)3
C4H10O2(l) + O2(g) = CO2(g) + H2O(g) =>
2 C4H10O2(l) + 11 O2(g) = 8 CO2(g) + 10 H2O(g)
CrO4{2-} + H{+} = Cr2O7{2-} + H2O =>
2 CrO4{2-} + 2 H{+} = Cr2O7{2-} + H2O
HOCN + H2O = H3O + OCN =>
HOCN + H2O = H3O + OCN
Fe(NO3)3*9H2O + NH4Cl = FeCl3 + NH4NO3 + H2O =>
Fe(NO3)3*9H2O + 3 NH4Cl = FeCl3 + 3 NH4NO3 + 9 H2O
Hg2{2+} + S{2-} = Hg + S =>
Hg2{2+} + S{2-} = 2 Hg + S
Li2SO4 + Na2CO3 = Li2CO3 + Na2SO4 =>
Li2SO4 + Na2CO3 = Li2CO3 + Na2SO4
PH3 + F2 = PF3 + HF =>
PH3 + 3 F2 = PF3 + 3 HF
Co + HI = CoI3 + H2 =>
2 Co + 6 HI = 2 CoI3 + 3 H2
Au + H2S = Au2S + H2 =>
2 Au + H2S = Au2S + H2
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