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2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Cu(NO3) + K2S = Cu2S + KNO3 =>
2 Cu(NO3) + K2S = Cu2S + 2 KNO3
CH3OH + NaCl + H2SO4 = CH3Cl + Na2SO4 + H2O =>
2 CH3OH + 2 NaCl + H2SO4 = 2 CH3Cl + Na2SO4 + 2 H2O
Au(CN{-}){2} + e = Au + CN{-} =>
Au(CN{-}){2} + 2e = Au + CN{-}
C2H2 + KMnO4 + KOH = K2CO3 + K2MnO4 + H2O =>
C2H2 + 10 KMnO4 + 14 KOH = 2 K2CO3 + 10 K2MnO4 + 8 H2O
Ag(s) + NaCl(aq) = AgCl(s) + Na(s) =>
Ag(s) + NaCl(aq) = AgCl(s) + Na(s)
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C2HBr + NaOH = C2H2O + NaBr =>
C2HBr + NaOH = C2H2O + NaBr
XeO2 + H2O = H2Xe + XeO4 =>
5 XeO2 + 2 H2O = 2 H2Xe + 3 XeO4
C2HBr + NaOH = C2H2O + NaBr =>
C2HBr + NaOH = C2H2O + NaBr
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
CuNO3 + H2O = HNO3 + CuOH =>
CuNO3 + H2O = HNO3 + CuOH
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Al(OH)3 + HCl = AlOHCl2 + H2O =>
Al(OH)3 + 2 HCl = AlOHCl2 + 2 H2O
KNO3 + H2SiO3 = K2SiO3 + HNO3 =>
2 KNO3 + H2SiO3 = K2SiO3 + 2 HNO3
MnO + PbO2 + HCl + KCl = KMnO4 + PbCl2 + H2O =>
2 MnO + 5 PbO2 + 8 HCl + 2 KCl = 2 KMnO4 + 5 PbCl2 + 4 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Fe2S = Fe2 + S =>
Fe2S = Fe2 + S
Na2O + CO2 = Na2CO3 =>
Na2O + CO2 = Na2CO3
Co + Cl = Co2Cl =>
2 Co + Cl = Co2Cl
PbS + Zn = Pb + ZnS =>
PbS + Zn = Pb + ZnS
CO3Ca = CaO + CO2 =>
CO3Ca = CaO + CO2
Na2SO4 + NaI = Na2INaSO4 =>
Na2SO4 + NaI = Na2INaSO4
CaF2 + H2SO4 = CaS + HF + O2 =>
CaF2 + H2SO4 = CaS + 2 HF + 2 O2
Fe(NO3)3 + Na2(CO3) = Fe2(CO3)3 + Na(NO3) =>
2 Fe(NO3)3 + 3 Na2(CO3) = Fe2(CO3)3 + 6 Na(NO3)
Mg(ClO3)2 + HNO3 = Mg(NO3)2 + HClO3 =>
Mg(ClO3)2 + 2 HNO3 = Mg(NO3)2 + 2 HClO3
Co(NO3)3(aq) + (NH4)2S(aq) = Co2S3(s) + NO3NH4(aq) =>
2 Co(NO3)3(aq) + 3(NH4)2S(aq) = Co2S3(s) + 6 NO3NH4(aq)
Cu(CN)2 = CuCN + C2N2 =>
2 Cu(CN)2 = 2 CuCN + C2N2
Al2(CO3)3(s) + HCl(aq) = AlCl3(s) + CO2(g) + H2O(l) =>
Al2(CO3)3(s) + 6 HCl(aq) = 2 AlCl3(s) + 3 CO2(g) + 3 H2O(l)
I2 + H2O = HI + O2 =>
2 I2 + 2 H2O = 4 HI + O2
WSi2 + F = WF6 + Si =>
WSi2 + 6 F = WF6 + 2 Si
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Fe2O3 + Zn = Fe + ZnO =>
Fe2O3 + 3 Zn = 2 Fe + 3 ZnO
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
CaCO3(s) + NaOH(aq) = Ca(OH)2(aq) + Na2CO3(aq) =>
CaCO3(s) + 2 NaOH(aq) = Ca(OH)2(aq) + Na2CO3(aq)
Cu(NO3)2 + K3Fe(CN)6 = Cu3(Fe(CN)6)2 + KNO3 =>
3 Cu(NO3)2 + 2 K3Fe(CN)6 = Cu3(Fe(CN)6)2 + 6 KNO3
P + HNO3 = H3PO4 + NO2 + H2O =>
P + 5 HNO3 = H3PO4 + 5 NO2 + H2O
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
Fe(NO3)3(aq) = Fe + NO3 =>
Fe(NO3)3(aq) = Fe + 3 NO3
C10H10Fe + C4H6O3 + H = C10H10C2OH3Fe + CH3COOH =>
C10H10Fe + C4H6O3 + H = C10H10C2OH3Fe + CH3COOH
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
NaNO3 + (NH4)2SO3 = Na2SO3 + NH4NO3 =>
2 NaNO3 + (NH4)2SO3 = Na2SO3 + 2 NH4NO3
(C17H35COO)3C3H5 + H2O = C17H35COOH + C3H5(OH)3 =>
(C17H35COO)3C3H5 + 3 H2O = 3 C17H35COOH + C3H5(OH)3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Au{3+} + Ag = Ag{+} + Au =>
Au{3+} + 3 Ag = 3 Ag{+} + Au
C8H5KO + NaOH = NaC8H4KO + H2O =>
C8H5KO + NaOH = NaC8H4KO + H2O
(NH4)3PO4 + Fe(OH)2 = NH3 + H2O + Fe3(PO4)2 =>
2(NH4)3PO4 + 3 Fe(OH)2 = 6 NH3 + 6 H2O + Fe3(PO4)2
Ca(OH)2 + H3Po4 = Ca3(Po4)2 + H2O =>
3 Ca(OH)2 + 2 H3Po4 = Ca3(Po4)2 + 6 H2O
Pt + CrBr3 = PtBr + Cr =>
3 Pt + CrBr3 = 3 PtBr + Cr
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