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2 NaBr + PbI2 = 2 NaI + PbBr2
HNO3 + FeOH3 = FeNO3 + H2O + H2 =>
HNO3 + FeOH3 = FeNO3 + H2O + H2
Ag3O = Ag + O3 =>
3 Ag3O = 9 Ag + O3
Ca(OH)2 + SO2 = CaSO4 + H2 =>
Ca(OH)2 + SO2 = CaSO4 + H2
AlHCl3 = AlCl3 + H =>
AlHCl3 = AlCl3 + H
CeCl3 + Br2 + NaOH = NaCl + NaBr + Ce(OH)4 =>
2 CeCl3 + Br2 + 8 NaOH = 6 NaCl + 2 NaBr + 2 Ce(OH)4
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Na2S + ZnCl2 = Na2Zn + SCl2 =>
Na2S + ZnCl2 = Na2Zn + SCl2
K2Co3 + Al(OH)3 = KOH + Al2(Co3)3 =>
3 K2Co3 + 2 Al(OH)3 = 6 KOH + Al2(Co3)3
AgNO3 + C = AgNO3C =>
AgNO3 + C = AgNO3C
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
(N2H5)HSO4 + H2O = (N2H5)OH + H2SO4 =>
(N2H5)HSO4 + H2O = (N2H5)OH + H2SO4
PBr5 + Cl2 = PCl + Br2 =>
2 PBr5 + Cl2 = 2 PCl + 5 Br2
FeO + O2 = FeO2O =>
FeO + O2 = FeO2O
Na + Sn(SO4)2 = Na2SO4 + Sn =>
4 Na + Sn(SO4)2 = 2 Na2SO4 + Sn
Sr(OH)2H2O + NH4Cl = SrCl2 + NH3 + H2O =>
Sr(OH)2H2O + 2 NH4Cl = SrCl2 + 2 NH3 + 3 H2O
I2 + HF = IF + H =>
I2 + 2 HF = 2 IF + 2 H
W(s) + O2(g) = WO3(s) =>
2 W(s) + 3 O2(g) = 2 WO3(s)
KNO3 + C6H12O6 = K2CO3 + CO2 + H2O + N2 =>
24 KNO3 + 5 C6H12O6 = 12 K2CO3 + 18 CO2 + 30 H2O + 12 N2
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
Na + S8 + O2 = Na2SO4 =>
16 Na + S8 + 16 O2 = 8 Na2SO4
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Na2SO4 + Al(OH)3 = Al2(SO4)3 + NaOH =>
3 Na2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 NaOH
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
AlCl3 = Al + Cl2 =>
2 AlCl3 = 2 Al + 3 Cl2
Fe2P + FeS2 = P9S2 + Fe2S3 =>
9 Fe2P + 58 FeS2 = P9S2 + 38 Fe2S3
ZnCO3 + NaOH = H2 + Na2ZnO2 + CO3 =>
ZnCO3 + 2 NaOH = H2 + Na2ZnO2 + CO3
Cr2(SO4)3 + H2O = CrOHSO4 + H2SO4 =>
Cr2(SO4)3 + 2 H2O = 2 CrOHSO4 + H2SO4
K4[Fe(CN)6] + FeCl3 = KCl + KFe[Fe(CN)6] =>
K4[Fe(CN)6] + FeCl3 = 3 KCl + KFe[Fe(CN)6]
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
SO4 + CH3COOH = S + H2O + CO2 =>
SO4 + CH3COOH = S + 2 H2O + 2 CO2
CaCl2 + K2CO3 = CaCO3 + KCl =>
CaCl2 + K2CO3 = CaCO3 + 2 KCl
NH3 + Al2O3 = AlN + H2O =>
2 NH3 + Al2O3 = 2 AlN + 3 H2O
Na + KCl = NaCl2 + K =>
Na + 2 KCl = NaCl2 + 2 K
Na3AsO4 + HCl = Na3AsO3 + H2O + Cl2 =>
Na3AsO4 + 2 HCl = Na3AsO3 + H2O + Cl2
Zn2 + FeCl3 = ZnCl2 + Fe =>
3 Zn2 + 4 FeCl3 = 6 ZnCl2 + 4 Fe
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H3PO4 + BaSO4 = H2SO4 + Ba3(PO4)2 =>
2 H3PO4 + 3 BaSO4 = 3 H2SO4 + Ba3(PO4)2
MnO4{-}H2O2 + H{+} = Mn{2} + O2 + H2O =>
4 MnO4{-}H2O2 + 12 H{+} = 4 Mn{2} + 5 O2 + 6 H2O
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NaHCO3H2O = CO2NaH3O2 =>
NaHCO3H2O = CO2NaH3O2
AgNO3 + Na2(SO4) = Ag2SO4 + NaNO3 =>
2 AgNO3 + Na2(SO4) = Ag2SO4 + 2 NaNO3
K + C = KC8 =>
K + 8 C = KC8
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
FeO2 + H2O = Fe + H2O2 =>
FeO2 + 2 H2O = Fe + 2 H2O2
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
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