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PbO + SO3 = PbSO4
TiW + H2O2 = H2WO4 + Ti + H2O =>
TiW + 3 H2O2 = H2WO4 + Ti + 2 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Sb + F = SbF5 =>
Sb + 5 F = SbF5
Cu(s) + H2SO4(at) = CuSO4(at) + H2O(l) + SO2(g) =>
Cu(s) + 2 H2SO4(at) = CuSO4(at) + 2 H2O(l) + SO2(g)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
PbBr3 = Pb + Br =>
PbBr3 = Pb + 3 Br
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NH4 + Cl = NH4Cl =>
NH4 + Cl = NH4Cl
(OH)2Ca + H3PO4 = (PO4)2Ca3 + H2O =>
3(OH)2Ca + 2 H3PO4 = (PO4)2Ca3 + 6 H2O
S2O8{-2} + I{-} = SO4{-2} + I5{-} =>
2 S2O8{-2} + 5 I{-} = 4 SO4{-2} + I5{-}
Al + Cu{+} = Al{+3} + Cu =>
Al + 3 Cu{+} = Al{+3} + 3 Cu
C2H4O2Cl + Cl2 = C2H3O2Cl + HCl =>
2 C2H4O2Cl + Cl2 = 2 C2H3O2Cl + 2 HCl
Mg + Fe{2+} = MgFe{2+} =>
Mg + Fe{2+} = MgFe{2+}
AgNO3 + Pb2 = Ag + Pb(NO3)2 =>
4 AgNO3 + Pb2 = 4 Ag + 2 Pb(NO3)2
Ag2O + H2 = Ag2H + O2 =>
2 Ag2O + H2 = 2 Ag2H + O2
CuO2CO = CuOCO2 =>
CuO2CO = CuOCO2
K3[Fe(CN)6] + FeSO4 = Fe3(Fe(CN)6)3 + K2SO4 + Fe2 =>
12 K3[Fe(CN)6] + 18 FeSO4 = 4 Fe3(Fe(CN)6)3 + 18 K2SO4 + 3 Fe2
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
NH3 + Na2CO3 = NaH + N2(CO3)3 =>
2 NH3 + 3 Na2CO3 = 6 NaH + N2(CO3)3
HCl + AgNO{3+} = AgCl + HNO{3+} =>
HCl + AgNO{3+} = AgCl + HNO{3+}
AlCl3 + KMnO4 + H2SO4 = Al2(SO4)3 + K2SO4 + MnSO4 + Cl2 + H2O =>
10 AlCl3 + 6 KMnO4 + 24 H2SO4 = 5 Al2(SO4)3 + 3 K2SO4 + 6 MnSO4 + 15 Cl2 + 24 H2O
HI = I100 + H =>
100 HI = I100 + 100 H
Na + Mg(No3)2 = NaNo3 + Mg =>
2 Na + Mg(No3)2 = 2 NaNo3 + Mg
HClO3 + LiOH = H2O + Li(ClO3) =>
HClO3 + LiOH = H2O + Li(ClO3)
Al + O2 = (AlO)2 =>
2 Al + O2 = (AlO)2
MgI2 + K2CrO4 + H2SO4 = I2 + MgSO4 + K2SO4 + H2O + Cr2(SO4)3 =>
3 MgI2 + 2 K2CrO4 + 8 H2SO4 = 3 I2 + 3 MgSO4 + 2 K2SO4 + 8 H2O + Cr2(SO4)3
CO2 + Sr(OH)2 = SrCO3 + H2O =>
CO2 + Sr(OH)2 = SrCO3 + H2O
Cu(NH3)4Cl2 + KSCN = NH3 + KCu(SCN)3 + KCl =>
Cu(NH3)4Cl2 + 3 KSCN = 4 NH3 + KCu(SCN)3 + 2 KCl
H2O + BrO3{-} + NH3OH{+} = Br{-} + NO3{-} + H3O{+} =>
H2O + BrO3{-} + NH3OH{+} = Br{-} + NO3{-} + 2 H3O{+}
C6H8O2COOH + NaOH = C6H7COONaOH + CH3COONa + H2O =>
3 C6H8O2COOH + 8 NaOH = C6H7COONaOH + 7 CH3COONa + 3 H2O
Cs2O + H2O = CsOH =>
Cs2O + H2O = 2 CsOH
(NH4)3PO4 + NH4Cl = (NH4)4PO4Cl =>
(NH4)3PO4 + NH4Cl = (NH4)4PO4Cl
AlCl3 + H2 = Al + HCl =>
2 AlCl3 + 3 H2 = 2 Al + 6 HCl
AgNO3 + HCl = AgHCl + HCl(NO3) =>
AgNO3 + 2 HCl = AgHCl + HCl(NO3)
TiCl4 + KCl = K2(TiCl6) =>
TiCl4 + 2 KCl = K2(TiCl6)
Cr(OH)3 + H2S = CrH2 + S(OH)3 =>
Cr(OH)3 + H2S = CrH2 + S(OH)3
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
NH3 + NaOCl = NH2Cl + NaOH =>
NH3 + NaOCl = NH2Cl + NaOH
AlCl3 + CH4 = HCl + Al4C3 =>
4 AlCl3 + 3 CH4 = 12 HCl + Al4C3
NaOH + K3PO4 = KOH + Na3PO4 =>
3 NaOH + K3PO4 = 3 KOH + Na3PO4
Fe(iii) + S = Fe2S3 =>
2 Fe(iii) + 3 S = Fe2S3
N2O + O2 = N2O4 =>
2 N2O + 3 O2 = 2 N2O4
C6H5CH3 + H2SO4 = C6H5COHO + S02 + H2O =>
2 C6H5CH3 + 2 H2SO4 = 2 C6H5COHO + S02 + 4 H2O
Zn(OH)2 + P2O5 = Zn(PO3)2 + H2O =>
Zn(OH)2 + P2O5 = Zn(PO3)2 + H2O
Al2S3 + Br2 + NaOH = Na2SO4 + Na[Al(OH)4] + NaBr + H2O =>
Al2S3 + 12 Br2 + 32 NaOH = 3 Na2SO4 + 2 Na[Al(OH)4] + 24 NaBr + 12 H2O
Br{-} + Fe(NO3)3 = Fe(NO3)2 + Br2 + NO3{-} =>
2 Br{-} + 2 Fe(NO3)3 = 2 Fe(NO3)2 + Br2 + 2 NO3{-}
Fe2O3(s) + CO(g) = CO2(g) + Fe(s) =>
Fe2O3(s) + 3 CO(g) = 3 CO2(g) + 2 Fe(s)
OH{-} + Zn + NO3{-} = ZnO2{-2} + NH3 + H2O =>
7 OH{-} + 4 Zn + NO3{-} = 4 ZnO2{-2} + NH3 + 2 H2O
S + Ca(OH)2 = CaS6 + H2O + CaSO4 =>
19 S + 4 Ca(OH)2 = 3 CaS6 + 4 H2O + CaSO4
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