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2 Ca + Au{+} = Au + Ca2{+}
PbO + Mn2O3 + Os + O2 = Pb2MnOsO6 =>
8 PbO + 2 Mn2O3 + 4 Os + 5 O2 = 4 Pb2MnOsO6
Zn + HOH = ZnOHH =>
Zn + HOH = ZnOHH
NaNO3 + NaCO3 + AsS3 = Na2SO4 + NaNO2 + CO2 + Na3AsO4 =>
7 NaNO3 + 9 NaCO3 + AsS3 = 3 Na2SO4 + 7 NaNO2 + 9 CO2 + Na3AsO4
Ba(OH) + ClO2 = BaO2 + Cl(OH) =>
Ba(OH) + ClO2 = BaO2 + Cl(OH)
Zn(s) + AgNo3(aq) = Ag(s) + Zn(No3)2(aq) =>
Zn(s) + 2 AgNo3(aq) = 2 Ag(s) + Zn(No3)2(aq)
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
Br2 + (NH4)S + H2O = HBr + S + NH4OH =>
Br2 + 2(NH4)S + 2 H2O = 2 HBr + 2 S + 2 NH4OH
Na2SO4(aq) + CaCO3 + C = Na2CO3 + CaS + CO2 =>
Na2SO4(aq) + CaCO3 + 2 C = Na2CO3 + CaS + 2 CO2
CH3COOCOCH3 + CH3OH = CH3COOCH3 + CH3COOH =>
CH3COOCOCH3 + CH3OH = CH3COOCH3 + CH3COOH
H2SO4(aq) = SO3(g) + H2O(l) =>
H2SO4(aq) = SO3(g) + H2O(l)
Ba(CO3) + HCl = BaCl2 + H2(CO3) =>
Ba(CO3) + 2 HCl = BaCl2 + H2(CO3)
NaWO3 + NaOH + O2 = Na2WO4 + HOH =>
4 NaWO3 + 4 NaOH + O2 = 4 Na2WO4 + 2 HOH
Be(NO2)2 + CoO = Co(NO2)2 + BeO =>
Be(NO2)2 + CoO = Co(NO2)2 + BeO
C4H9Br = C4H9 + Br =>
C4H9Br = C4H9 + Br
C7H5N3O6 = CO + N2 + H2 + C =>
2 C7H5N3O6 = 12 CO + 3 N2 + 5 H2 + 2 C
Na + SnCl4 = Sn + Na2Cl4 =>
2 Na + SnCl4 = Sn + Na2Cl4
I2 + NaBr = NaI + Br2 =>
I2 + 2 NaBr = 2 NaI + Br2
H2CO3 + NaOH = H(OH) + Na2CO3 =>
H2CO3 + 2 NaOH = 2 H(OH) + Na2CO3
LiN2 + H2O = LiOH + H + N =>
LiN2 + H2O = LiOH + H + 2 N
HCOO(aq) + H2O(l) = HCOOH(aq) + OH(aq) =>
HCOO(aq) + H2O(l) = HCOOH(aq) + OH(aq)
C10H15N + O2 = CO2 + H20O + N2 =>
8 C10H15N + 83 O2 = 80 CO2 + 6 H20O + 4 N2
Ca + Fe(SO)4 = Ca(SO)4 + Fe =>
Ca + Fe(SO)4 = Ca(SO)4 + Fe
Al + C12 = AlC13 =>
12 Al + 13 C12 = 12 AlC13
MgSO4 + HgNO3 = Mg(NO3)2 + Hg2SO4 =>
MgSO4 + 2 HgNO3 = Mg(NO3)2 + Hg2SO4
CaCl2 + HCl = CaClHCl2 =>
CaCl2 + HCl = CaClHCl2
MnO2 + As2O3 + H2SO4 = Mn2SO4 + Mn2(AsO4)3 + H2O =>
26 MnO2 + 9 As2O3 + 7 H2SO4 = 7 Mn2SO4 + 6 Mn2(AsO4)3 + 7 H2O
KSCN + KMnO4 + HCl = SO3 + NO + CO2 + MnCl2 + KCl + H2O =>
5 KSCN + 13 KMnO4 + 44 HCl = 5 SO3 + 5 NO + 5 CO2 + 13 MnCl2 + 18 KCl + 22 H2O
HgO = Hg + O23 =>
23 HgO = 23 Hg + O23
FeCrO4 + Na2CO3 + CaO + O2 = Na2CrO4 + Fe2O3 + CaCO3 =>
4 FeCrO4 + 4 Na2CO3 + 4 CaO + O2 = 4 Na2CrO4 + 2 Fe2O3 + 4 CaCO3
Ba(NO3)2 + CrNa2O4 = BaCrO4 + NaNO3 =>
Ba(NO3)2 + CrNa2O4 = BaCrO4 + 2 NaNO3
Cu + KOH = K2CuO2 + H2 =>
Cu + 2 KOH = K2CuO2 + H2
FeCO3 + H2O2 = FeO(OH) + CO2 =>
2 FeCO3 + H2O2 = 2 FeO(OH) + 2 CO2
Na2SO4(aq) + H2O(l) = Na2O(aq) + H2SO4(aq) =>
Na2SO4(aq) + H2O(l) = Na2O(aq) + H2SO4(aq)
Ca2 + OH = Ca(OH)3 =>
Ca2 + 6 OH = 2 Ca(OH)3
Ca(OH)2 + Cl2O = CaCl2 + O2 + H2O =>
Ca(OH)2 + Cl2O = CaCl2 + O2 + H2O
H2SO4 + Fe = FeSO4 + H2 =>
H2SO4 + Fe = FeSO4 + H2
CH3CH2COOOH + CH3CH2OH = CH3COOCH2CH3 + H2O =>
2 CH3CH2COOOH + 3 CH3CH2OH = 3 CH3COOCH2CH3 + 3 H2O
Ba3N2 + H2O = NH3 + Ba(OH)2 =>
Ba3N2 + 6 H2O = 2 NH3 + 3 Ba(OH)2
NH3 + K2Cr2O7 + H2O = N2 + KOH + Cr(OH)3 =>
2 NH3 + K2Cr2O7 + H2O = N2 + 2 KOH + 2 Cr(OH)3
CuO + H2SO4 = (CuSO4)2 + H2O =>
2 CuO + 2 H2SO4 = (CuSO4)2 + 2 H2O
I2 + Cl2 + H2O = H2IO3 + HCl =>
I2 + 4 Cl2 + 6 H2O = 2 H2IO3 + 8 HCl
CO3 + H = H2O + CO2 =>
CO3 + 2 H = H2O + CO2
Ba(ClO4)2 + H2SO4 = HClO4 + BaSO4 =>
Ba(ClO4)2 + H2SO4 = 2 HClO4 + BaSO4
Mg + KOH = K + HOMg =>
Mg + KOH = K + HOMg
Ni + CO = Ni(CO)4 =>
Ni + 4 CO = Ni(CO)4
CaCO3 + PbBr2 = PbCO3 + CaBr2 =>
CaCO3 + PbBr2 = PbCO3 + CaBr2
Mg(NO3)2(aq) + NaI(aq) = MgI2 + NaNO3 =>
Mg(NO3)2(aq) + 2 NaI(aq) = MgI2 + 2 NaNO3
FeCl3 + Na2(SO4) = Fe2(SO4)3 + NaCl =>
2 FeCl3 + 3 Na2(SO4) = Fe2(SO4)3 + 6 NaCl
HSO3 + LiOH = H2O + LiSO3 =>
HSO3 + LiOH = H2O + LiSO3
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