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2 C2S2 + 5 O2 = 4 CO2 + 2 S2O
Zn + P4 = Zn3P2 =>
6 Zn + P4 = 2 Zn3P2
Be(s) + H2O(l) = Be(OH)2(s) + H2(g) =>
Be(s) + 2 H2O(l) = Be(OH)2(s) + H2(g)
Ag2O + F2 = AgF + O2 =>
2 Ag2O + 2 F2 = 4 AgF + O2
Ar + Cl2 = ArCl =>
2 Ar + Cl2 = 2 ArCl
NaClO2 = NaClO3 + NaCl =>
3 NaClO2 = 2 NaClO3 + NaCl
BaF2 + AgNO3 = AgF + Ba(NO3)2 =>
BaF2 + 2 AgNO3 = 2 AgF + Ba(NO3)2
Al2O3 + Fe(OH)2 = Al(OH)3 + FeO =>
Al2O3 + 3 Fe(OH)2 = 2 Al(OH)3 + 3 FeO
Al2(SO4)3(aq) + Na3PO4(aq) = AlPO4 + Na2SO4 =>
Al2(SO4)3(aq) + 2 Na3PO4(aq) = 2 AlPO4 + 3 Na2SO4
ScF3 = Sc + F =>
ScF3 = Sc + 3 F
K2S(aq) + Pb(NO3)2(aq) = PbS(s) + KNO3(aq) =>
K2S(aq) + Pb(NO3)2(aq) = PbS(s) + 2 KNO3(aq)
H{+} + OH{-} = HOH(l) =>
H{+} + OH{-} = HOH(l)
CH3Cl + H2O = CH3OH + HCl =>
CH3Cl + H2O = CH3OH + HCl
Fe + CrCl3 = FeCl3 + Cr =>
Fe + CrCl3 = FeCl3 + Cr
Pb(NO3)2(aq) + CoCl2(aq) = PbCl2(s) + Co(NO3)2(aq) =>
Pb(NO3)2(aq) + CoCl2(aq) = PbCl2(s) + Co(NO3)2(aq)
Ca(OH)2 + Fe(NO3)2 = Ca(NO3)2 + Fe(OH)2 =>
Ca(OH)2 + Fe(NO3)2 = Ca(NO3)2 + Fe(OH)2
Mg + Zn = MgZn2 =>
Mg + 2 Zn = MgZn2
CS2 + H2 = CH4 + H2S =>
CS2 + 4 H2 = CH4 + 2 H2S
Zn + Pb3N2 = Zn3N2 + Pb =>
3 Zn + Pb3N2 = Zn3N2 + 3 Pb
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
NO2(g) + H2O = HNO3 + NO =>
3 NO2(g) + H2O = 2 HNO3 + NO
Sr(OH)2 + PbO = SrO + Pb(OH)2 =>
Sr(OH)2 + PbO = SrO + Pb(OH)2
Na2S + Ca(OH)2 = CaS + NaOH =>
Na2S + Ca(OH)2 = CaS + 2 NaOH
F2(g) + NaI(aq) = FI + Na =>
F2(g) + 2 NaI(aq) = 2 FI + 2 Na
KNO3 + (NH4)2SO4 = K2SO4 + NH4(NO3) =>
2 KNO3 + (NH4)2SO4 = K2SO4 + 2 NH4(NO3)
PbCO3 + HCl = PbCl2 + H2CO3 =>
PbCO3 + 2 HCl = PbCl2 + H2CO3
K2CrO4 + NaOH + SnCl2 + H2O = K2Na(Cr(OH)6) + Na2(Sn(OH)6) + NaCl =>
2 K2CrO4 + 14 NaOH + 3 SnCl2 + 8 H2O = 2 K2Na(Cr(OH)6) + 3 Na2(Sn(OH)6) + 6 NaCl
Fe(NO3)3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + KNO3 =>
Fe(NO3)3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + 3 KNO3
CH2CHCH3 + Cl2 = CH2CHCH2Cl + HCl =>
CH2CHCH3 + Cl2 = CH2CHCH2Cl + HCl
Sr(NO3)2(aq) + (NH4)2C2O4(aq) = SrC2O4 + NH4NO3 =>
Sr(NO3)2(aq) + (NH4)2C2O4(aq) = SrC2O4 + 2 NH4NO3
BaO + B2O3 = BaB2O4 =>
BaO + B2O3 = BaB2O4
Fe(II) + HCl = Fe(II)Cl + H2 =>
2 Fe(II) + 2 HCl = 2 Fe(II)Cl + H2
CoSO4 + H2O = (CoOH)2SO4 + H2SO4 =>
2 CoSO4 + 2 H2O = (CoOH)2SO4 + H2SO4
Au(OH)3 + NH3 = Au + NO2 + H2O =>
7 Au(OH)3 + 3 NH3 = 7 Au + 3 NO2 + 15 H2O
CrCl2 + H2O = CrO + HCl =>
CrCl2 + H2O = CrO + 2 HCl
NaHCO3 + H2C4H4O6 = Na2C4H4O6 + CO2 + H2O =>
2 NaHCO3 + H2C4H4O6 = Na2C4H4O6 + 2 CO2 + 2 H2O
NO2{-} + OH{-} + Zn + H2O = NH3 + [Zn(OH)4]{2-} =>
NO2{-} + 5 OH{-} + 3 Zn + 5 H2O = NH3 + 3[Zn(OH)4]{2-}
NO2 + NaOH = NaNO3 + NaNO2 + H2O =>
2 NO2 + 2 NaOH = NaNO3 + NaNO2 + H2O
MgI2 + NaBr = MgBr2 + NaI =>
MgI2 + 2 NaBr = MgBr2 + 2 NaI
NH4Cl + O2 = N2 + HCl + H2O =>
4 NH4Cl + 3 O2 = 2 N2 + 4 HCl + 6 H2O
FeCl3(aq) + NH4OH(aq) = Fe(OH)3(s) + NH4Cl(aq) =>
FeCl3(aq) + 3 NH4OH(aq) = Fe(OH)3(s) + 3 NH4Cl(aq)
XeO3 + XeF6 = XeO2F2 =>
2 XeO3 + XeF6 = 3 XeO2F2
SiHCl3 + O2 = SiO2 + HCl + Cl2 =>
SiHCl3 + O2 = SiO2 + HCl + Cl2
Li + Zn3(PO4)2 = Li3PO4 + Zn =>
6 Li + Zn3(PO4)2 = 2 Li3PO4 + 3 Zn
C6H12O6 + H2O = C3H8O3 + CO2 =>
7 C6H12O6 + 6 H2O = 12 C3H8O3 + 6 CO2
NH4ClO3 = NH3 + HCl + O2 =>
2 NH4ClO3 = 2 NH3 + 2 HCl + 3 O2
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
Ba(OH)2 + SiO2 = BaO + Si(OH)4 =>
2 Ba(OH)2 + SiO2 = 2 BaO + Si(OH)4
NH4VO3 + H2SO4 + H2O2 = [VO(O2)]2SO4 + (NH4)2SO4 + H2O =>
2 NH4VO3 + 2 H2SO4 + 2 H2O2 = [VO(O2)]2SO4 + (NH4)2SO4 + 4 H2O
Fe(s) + I2(s) = Fe3I8(s) =>
3 Fe(s) + 4 I2(s) = Fe3I8(s)
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