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K2CO3 + Ba(NO3)2 = 2 KNO3 + Ba(CO3)
Fe + Al = Fe3Al =>
3 Fe + Al = Fe3Al
Na + C = Na2C =>
2 Na + C = Na2C
H2S + O3 = H2SO4 =>
3 H2S + 4 O3 = 3 H2SO4
AgNO3 + Na2S = Ag2S + NaNO3 =>
2 AgNO3 + Na2S = Ag2S + 2 NaNO3
FeO + P2O5 = Fe(PO3)2 =>
FeO + P2O5 = Fe(PO3)2
CuFeS2 + SiO2 + O2 = CuS + FeSiO3 + SO2 =>
2 CuFeS2 + 2 SiO2 + 3 O2 = 2 CuS + 2 FeSiO3 + 2 SO2
C13H8O + NaBH4 = C13H9OH + NaBH3 =>
C13H8O + 2 NaBH4 = C13H9OH + 2 NaBH3
CaCO3 + H3BO3 = Ca(BO2)2 + H2O + CO2 =>
CaCO3 + 2 H3BO3 = Ca(BO2)2 + 3 H2O + CO2
NO + O = NO2 =>
NO + O = NO2
Na2O + CuO = Na2CuO2 =>
Na2O + CuO = Na2CuO2
C6H5NH2 + NaOH = C6H5OH + NaNH2 =>
C6H5NH2 + NaOH = C6H5OH + NaNH2
Cu2 + SO4 = Cu2SO4 =>
Cu2 + SO4 = Cu2SO4
Pb(ClO4)2 + NaI = PbI2 + NaClO4 =>
Pb(ClO4)2 + 2 NaI = PbI2 + 2 NaClO4
Mg(C2H3O2)2 = Mg + C2H3O2 =>
Mg(C2H3O2)2 = Mg + 2 C2H3O2
Na2(CO3) = Na2O + CO2 =>
Na2(CO3) = Na2O + CO2
AgS2 + HNO3 = AgNO3 + NO + S + H2O =>
3 AgS2 + 4 HNO3 = 3 AgNO3 + NO + 6 S + 2 H2O
C4H9 + O2 = CO2 + H2O =>
4 C4H9 + 25 O2 = 16 CO2 + 18 H2O
PbC2H3O2 + Al = Pb + Al2O3 + C + H2 =>
6 PbC2H3O2 + 8 Al = 6 Pb + 4 Al2O3 + 12 C + 9 H2
NH3 + O3 = NO + H2O =>
6 NH3 + 5 O3 = 6 NO + 9 H2O
Fe2O3 + FeS = Fe + SO2 =>
2 Fe2O3 + 3 FeS = 7 Fe + 3 SO2
H2 + O3 = H2O =>
3 H2 + O3 = 3 H2O
Pb(NO3)2(aq) + NiSO4(aq) = PbSO4(s) + Ni(NO3)2(aq) =>
Pb(NO3)2(aq) + NiSO4(aq) = PbSO4(s) + Ni(NO3)2(aq)
Cr + K{+} = Cr{3+} + K =>
Cr + 3 K{+} = Cr{3+} + 3 K
SrS(aq) + CuSO4(aq) = SrSO4(aq) + CuS(aq) =>
SrS(aq) + CuSO4(aq) = SrSO4(aq) + CuS(aq)
H2S + PF3 = H3P + SF2 =>
3 H2S + 2 PF3 = 2 H3P + 3 SF2
FeCl3 + HCl = HFeCl4 =>
FeCl3 + HCl = HFeCl4
CH3CO2H + C5H12O = C7H14O2 + H2O =>
CH3CO2H + C5H12O = C7H14O2 + H2O
CoI3 + (NH4)2CrO4 = Co2(CrO4)3 + (NH4)I =>
2 CoI3 + 3(NH4)2CrO4 = Co2(CrO4)3 + 6(NH4)I
PbF2 = Pb + F2 =>
PbF2 = Pb + F2
Al2(SO3)3 + H3PO4 = AlPO4 + H2SO3 =>
Al2(SO3)3 + 2 H3PO4 = 2 AlPO4 + 3 H2SO3
H2Te + NaOH = NaTe + H3O =>
H2Te + NaOH = NaTe + H3O
Cu + Fe(NO3)3 = CuNO3 + Fe =>
3 Cu + Fe(NO3)3 = 3 CuNO3 + Fe
Al(s) + Cl2 = AlCl3 =>
2 Al(s) + 3 Cl2 = 2 AlCl3
CuSO4 + H2S = CuS + H2O + SO2 =>
3 CuSO4 + 4 H2S = 3 CuS + 4 H2O + 4 SO2
C6H6 + HI = C6H5I + H2 =>
C6H6 + HI = C6H5I + H2
Hg(OH)2 + H2CO3 = Hg2(CO3)2 + H2O =>
2 Hg(OH)2 + 2 H2CO3 = Hg2(CO3)2 + 4 H2O
Al + O3 = Al2O3 =>
2 Al + O3 = Al2O3
K2O + P2O5 = K3PO4 =>
3 K2O + P2O5 = 2 K3PO4
Fe(OH)3 + KCNS = Fe(CNS)3 + KOH =>
Fe(OH)3 + 3 KCNS = Fe(CNS)3 + 3 KOH
Be3(PO4)2 + LiOH = Be(OH)2 + Li3PO4 =>
Be3(PO4)2 + 6 LiOH = 3 Be(OH)2 + 2 Li3PO4
Pb(NO3)2 + K4Fe(CN)6 = Pb4[Fe(CN)6]2 + KNO3 =>
4 Pb(NO3)2 + 2 K4Fe(CN)6 = Pb4[Fe(CN)6]2 + 8 KNO3
Mg(s) + Al2(SO4)3(aq) = MgSO4 + Al =>
3 Mg(s) + Al2(SO4)3(aq) = 3 MgSO4 + 2 Al
CrO3 + H2S + H{+} = Cr{3+} + S + H2O =>
2 CrO3 + 3 H2S + 6 H{+} = 2 Cr{3+} + 3 S + 6 H2O
Mg(NO3)2 + Ga2(SO4)3 = MgSO4 + Ga(NO3)3 =>
3 Mg(NO3)2 + Ga2(SO4)3 = 3 MgSO4 + 2 Ga(NO3)3
AlI3 + NaOH = Al(OH)3 + NaI =>
AlI3 + 3 NaOH = Al(OH)3 + 3 NaI
C6H5OH + Cl2 = C6H4ClOH + HCl =>
C6H5OH + Cl2 = C6H4ClOH + HCl
(NH4)2C2O4 + KOH = NH3 + K2C2O4 + H2O =>
(NH4)2C2O4 + 2 KOH = 2 NH3 + K2C2O4 + 2 H2O
H2S + NHO3 = H2SO4 + NO2 + H2O =>
H2S + 8 NHO3 = H2SO4 + 8 NO2 + 4 H2O
CaCl2 + Al2S3 = CaS + AlCl3 =>
3 CaCl2 + Al2S3 = 3 CaS + 2 AlCl3
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