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Y2O3 + 2 BaCO3 + Fe2O3 + 2 CuO = 2 YBaCuFeO5 + 2 CO2
FeSO4 + (OH)2 = Fe(OH)3 + SO4 =>
2 FeSO4 + 3(OH)2 = 2 Fe(OH)3 + 2 SO4
Pb(C2H3O2)2 + K2(CO3) = K(C2H3O2) + Pb2(CO3)2 =>
2 Pb(C2H3O2)2 + 2 K2(CO3) = 4 K(C2H3O2) + Pb2(CO3)2
C2H3Br + O2 = CO + H2O + Br2 =>
4 C2H3Br + 7 O2 = 8 CO + 6 H2O + 2 Br2
TiCl3 + NH3OHCl + HCl = NH3 + TiCl4 + H2O =>
2 TiCl3 + NH3OHCl + HCl = NH3 + 2 TiCl4 + H2O
HClO4 + BaO2H2 = BaCl2O8 + H2O =>
2 HClO4 + BaO2H2 = BaCl2O8 + 2 H2O
C2H6(g) + H2O(g) = CH4(g) + CO2(g) =>
4 C2H6(g) + 2 H2O(g) = 7 CH4(g) + CO2(g)
FeO + H2SO4 = FeSO4 + H2O =>
FeO + H2SO4 = FeSO4 + H2O
CH4(g)N2(g) = HCN(l)NH3(g) =>
CH4(g)N2(g) = HCN(l)NH3(g)
Hg(NO3)2 + NH3 = Hg(NH3)4 + NO3 =>
Hg(NO3)2 + 4 NH3 = Hg(NH3)4 + 2 NO3
MgNo3 + MgCl2 = MgCl + Mg(No3)2 =>
2 MgNo3 + MgCl2 = 2 MgCl + Mg(No3)2
Mg2 + Br = MgBr2 =>
Mg2 + 4 Br = 2 MgBr2
CuI + KCNS = KI + CuCNS =>
CuI + KCNS = KI + CuCNS
K2SO3 + KIO3 + HCl = K2SO4 + I2 + KCl + H2O =>
5 K2SO3 + 2 KIO3 + 2 HCl = 5 K2SO4 + I2 + 2 KCl + H2O
MgFeSO4 = MgSO3FeO =>
MgFeSO4 = MgSO3FeO
Mg(CH3COO)2 + NaOH = Mg(OH)2 + NaCH3COO =>
Mg(CH3COO)2 + 2 NaOH = Mg(OH)2 + 2 NaCH3COO
CuS + HCl = CuCl + H2S + S =>
2 CuS + 2 HCl = 2 CuCl + H2S + S
Na2AsS3 + HCl = H2S + NaCl + AsS2 =>
Na2AsS3 + 2 HCl = H2S + 2 NaCl + AsS2
S8 + NO3{-} + H2O = SO3{2-} + NO + H{+} =>
3 S8 + 32 NO3{-} + 8 H2O = 24 SO3{2-} + 32 NO + 16 H{+}
CH6NCl + NaOH = CH5N + NaCl + H2O =>
CH6NCl + NaOH = CH5N + NaCl + H2O
OHS + O2 = SO2 + H2O =>
4 OHS + 3 O2 = 4 SO2 + 2 H2O
HClO3 + NaCl = Cl2 + NaClO3 + H2O =>
6 HClO3 + 5 NaCl = 3 Cl2 + 5 NaClO3 + 3 H2O
Fe + Cl2 = FeCl3 = =>
2 Fe + 3 Cl2 = 2 FeCl3
KI + PbS = K2S + PbI2 =>
2 KI + PbS = K2S + PbI2
NaH2BO3 + NaOH = Na3BO3 + H2O =>
NaH2BO3 + 2 NaOH = Na3BO3 + 2 H2O
SO3 + SiO2 = Si(SO4)2 =>
2 SO3 + SiO2 = Si(SO4)2
H2O + H2SO4 = H3O{+} + SO4{-} + e =>
2 H2O + H2SO4 = 2 H3O{+} + SO4{-} + e
K2CO3 + Fe(NO3)3 = K2(NO3)3 + FeCO3 =>
K2CO3 + Fe(NO3)3 = K2(NO3)3 + FeCO3
CH3COOH(CH3)2NH = CH3CON(CH3)2H2O =>
CH3COOH(CH3)2NH = CH3CON(CH3)2H2O
IK + C4H6O4Pb = PbI2 + C2H3KO2 =>
2 IK + C4H6O4Pb = PbI2 + 2 C2H3KO2
Mg(HCO3)2 + Mg(OH)2 = MgCO3 + H2O =>
Mg(HCO3)2 + Mg(OH)2 = 2 MgCO3 + 2 H2O
Pb + H2S + O2 = Pb(SO4)2 + H2 =>
Pb + 2 H2S + 4 O2 = Pb(SO4)2 + 2 H2
I{-} + Fe2(SO4)3 = I2 + FeSO4 + SO4{-} =>
2 I{-} + 2 Fe2(SO4)3 = I2 + 4 FeSO4 + 2 SO4{-}
H2O + PbO2 + KOH = K2[Pb(OH)6] =>
2 H2O + PbO2 + 2 KOH = K2[Pb(OH)6]
CaCO3H2O(CO2) = Ca(HCO3)2 =>
CaCO3H2O(CO2) = Ca(HCO3)2
SnO + KOH = SnOH + KO =>
SnO + KOH = SnOH + KO
Ca(OH)2 + Ca(NO3)2 = Ca(OH)NO3 =>
Ca(OH)2 + Ca(NO3)2 = 2 Ca(OH)NO3
CaCO3CO2H2O = Ca(HCO3)2 =>
CaCO3CO2H2O = Ca(HCO3)2
NH3 + H2O = NH4 + OH =>
NH3 + H2O = NH4 + OH
Mg2 + O2 = MgO =>
Mg2 + O2 = 2 MgO
CO + H2O + NO = C2H4N2O + O2 =>
4 CO + 4 H2O + 4 NO = 2 C2H4N2O + 5 O2
AlCl3(aq) + NH3(aq) = AlCl3H3N =>
AlCl3(aq) + NH3(aq) = AlCl3H3N
*12CO2 + H2O = C6H12O6 + O2 =>
*12CO2 + 12 H2O = 2 C6H12O6 + 12 O2
Mg2 + O2 = MgO2 =>
Mg2 + 2 O2 = 2 MgO2
C5H5{-} + Fe{2+} = (C5H5)2Fe =>
2 C5H5{-} + Fe{2+} = (C5H5)2Fe
HNKOH = KNH2O =>
HNKOH = KNH2O
MnO2 + C2H2O4 + H2SO4 = MnSO4 + CO2 + H2O =>
MnO2 + C2H2O4 + H2SO4 = MnSO4 + 2 CO2 + 2 H2O
FeCl2 + Na3P = Fe3(P)2 + NaCl =>
3 FeCl2 + 2 Na3P = Fe3(P)2 + 6 NaCl
N = N2 =>
2 N = N2
KI + KCl = I2 + K2Cl =>
2 KI + 2 KCl = I2 + 2 K2Cl
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