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Ca(OH)2 + 2 C4H4O4 = Ca(C4H3O4)2 + 2 H2O
NO2{-} + HCOO{-} + H{+} = N2 + CO2 + H2O =>
2 NO2{-} + 3 HCOO{-} + 5 H{+} = N2 + 3 CO2 + 4 H2O
FeS + O2 = FeO3 + S8 =>
8 FeS + 12 O2 = 8 FeO3 + S8
FeCl2(aq) + (NH4)2S(aq) = FeS(s) + NH4Cl(aq) =>
FeCl2(aq) + (NH4)2S(aq) = FeS(s) + 2 NH4Cl(aq)
AuO + O2 = Au2O3 =>
4 AuO + O2 = 2 Au2O3
Ni{4} + Fe = Ni{2+} + Fe{2} =>
Ni{4} + Fe = Ni{2+} + Fe{2}
Al + L2 = Al2L5 =>
4 Al + 5 L2 = 2 Al2L5
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
ZnCI2 + Cu = CuCI2 + Zn =>
ZnCI2 + Cu = CuCI2 + Zn
BaCO3 + HCl = BaCl2 + CO2 + H2O =>
BaCO3 + 2 HCl = BaCl2 + CO2 + H2O
Fe(OH)2 + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 Fe(OH)2 + 4 H2SO4 = Fe2(SO4)3 + SO2 + 6 H2O
Mg + ZnSO4 = MgSO4 + Zn =>
Mg + ZnSO4 = MgSO4 + Zn
CH3Cl + HCl = Cl2 + CH4 =>
CH3Cl + HCl = Cl2 + CH4
Na2SO3 + HOH = NaOH + H2SO3 =>
Na2SO3 + 2 HOH = 2 NaOH + H2SO3
NaHCO3(s) + CH3COOH(l) = CH3COONa(s) + H2O(l) + CO2(g) =>
NaHCO3(s) + CH3COOH(l) = CH3COONa(s) + H2O(l) + CO2(g)
Ba + FeCl3 = BaCl2 + Fe =>
3 Ba + 2 FeCl3 = 3 BaCl2 + 2 Fe
Fe + SO2 = FeS + O2 =>
Fe + SO2 = FeS + O2
Pd(NO3)2 + K2S = KNO3 + PdS =>
Pd(NO3)2 + K2S = 2 KNO3 + PdS
Ca + HCl = CaCl2 + H2 = H2 + N2 = NH3 =>
Ca + 2 HCl = CaCl2 + H2
CaO + Cu = CuO + Ca =>
CaO + Cu = CuO + Ca
Na3PO4 + Ni(NO3)2 = Ni3(PO4)2 + NaNO3 =>
2 Na3PO4 + 3 Ni(NO3)2 = Ni3(PO4)2 + 6 NaNO3
FeCl2 + Na2S = Fe + S + NaCl =>
FeCl2 + Na2S = Fe + S + 2 NaCl
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
NH4OH + Sr = SrOH + NH4 =>
NH4OH + Sr = SrOH + NH4
CuS + HNO3 = Cu2(NO3)2 + H2SO4 + NO2 + H2O =>
2 CuS + 16 HNO3 = Cu2(NO3)2 + 2 H2SO4 + 14 NO2 + 6 H2O
MnCl2 + Na2S = MnS + NaCl =>
MnCl2 + Na2S = MnS + 2 NaCl
MgCl2 + Mg(OH)2 = MgOHCl =>
MgCl2 + Mg(OH)2 = 2 MgOHCl
Al(NO3)3 + Na2S = Al2S3 + NaNO3 =>
2 Al(NO3)3 + 3 Na2S = Al2S3 + 6 NaNO3
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
Fe + O2 + H2O = Fe2O36H2O =>
2 Fe + 18 O2 + H2O = Fe2O36H2O
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
HBr(aq) + Na(s) = NaBr(s) + H2(g) =>
2 HBr(aq) + 2 Na(s) = 2 NaBr(s) + H2(g)
ZnO2H2 + SO3 = ZnSO4 + H2O =>
ZnO2H2 + SO3 = ZnSO4 + H2O
PbS(s) + H2O2(aq) = PbSO4 + H2O(l) =>
PbS(s) + 4 H2O2(aq) = PbSO4 + 4 H2O(l)
K2SiO3 + HF = H2SiF6 + KF + H2O =>
K2SiO3 + 8 HF = H2SiF6 + 2 KF + 3 H2O
Sb2O3 + Cl2 = SbCl3 + O2 =>
2 Sb2O3 + 6 Cl2 = 4 SbCl3 + 3 O2
MnCl2 + NaOH + O2 = Mn2O3 + NaCl2 + H2O =>
2 MnCl2 + 2 NaOH + O2 = Mn2O3 + 2 NaCl2 + H2O
HgCl2 + CH3COO = Cl + CH3COOHg =>
HgCl2 + CH3COO = 2 Cl + CH3COOHg
NH4OH + Na3Co(NO2)6 = (NH4)3Co(NO2)6 + NaOH =>
3 NH4OH + Na3Co(NO2)6 = (NH4)3Co(NO2)6 + 3 NaOH
Mg + H2SO4 = (MgSO4) + (H2) =>
Mg + H2SO4 = (MgSO4) + (H2)
Pg + HgCu = PgCu + Hg =>
Pg + HgCu = PgCu + Hg
Cd(NO3)2 + K2S + H2O = Cd(OH)2 + H2S + KNO3 =>
Cd(NO3)2 + K2S + 2 H2O = Cd(OH)2 + H2S + 2 KNO3
KNO3 + Al + KOH + H2O = NH3 + K(Al(OH)4) =>
3 KNO3 + 8 Al + 5 KOH + 18 H2O = 3 NH3 + 8 K(Al(OH)4)
K2SO4 + ZnO = K2O + ZnSO4 =>
K2SO4 + ZnO = K2O + ZnSO4
Au(NO3)3 + Na2CO3 = Au2(CO3)3 + NaNO3 =>
2 Au(NO3)3 + 3 Na2CO3 = Au2(CO3)3 + 6 NaNO3
O3 + KI6 + H2SO = K2SO + I2 + H2O =>
O3 + 6 KI6 + 3 H2SO = 3 K2SO + 18 I2 + 3 H2O
RCH2OH + KMnO4 + H2SO4 = RCHO + MnSO4 + KOH + H2O =>
5 RCH2OH + 2 KMnO4 + 2 H2SO4 = 5 RCHO + 2 MnSO4 + 2 KOH + 6 H2O
KOH + CuNO3 = KNO3 + Cu2O + H2O =>
2 KOH + 2 CuNO3 = 2 KNO3 + Cu2O + H2O
Sn + O2 + H2 = Sn(OH) =>
2 Sn + O2 + H2 = 2 Sn(OH)
C2H5ClH2 = C2H6HCl =>
C2H5ClH2 = C2H6HCl
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