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ZnCl2 + H2SO3 = ZnSO3 + 2 HCl
ZnS + Cl2 = ZnCl2 + S2 =>
2 ZnS + 2 Cl2 = 2 ZnCl2 + S2
Na2SO4(aq) + Pb(NO3)2(aq) = PbSO4(s) + Na(NO3)(aq) =>
Na2SO4(aq) + Pb(NO3)2(aq) = PbSO4(s) + 2 Na(NO3)(aq)
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
HBr + Fe(II) = Fe(II)Br2 + H2 =>
2 HBr + Fe(II) = Fe(II)Br2 + H2
CuSO3 + HCl = HSO3 + CuCl =>
CuSO3 + HCl = HSO3 + CuCl
H2SO4 + O3 = H2S2O8 + H2O =>
6 H2SO4 + O3 = 3 H2S2O8 + 3 H2O
I{-} + Br2 + OH{-} = IO3{-} + Br{-} + H2O =>
I{-} + 3 Br2 + 6 OH{-} = IO3{-} + 6 Br{-} + 3 H2O
C2H5COOH + Cu(OH)2 = (C2H5COO)2Cu + H2O =>
2 C2H5COOH + Cu(OH)2 = (C2H5COO)2Cu + 2 H2O
Al(OH)3 + H2 = AlH3 + H2O =>
Al(OH)3 + 3 H2 = AlH3 + 3 H2O
Cu(NH3)4 = Cu + NH3 =>
Cu(NH3)4 = Cu + 4 NH3
NaOH + (CuOH)2CO3 = Na2CO3 + Cu(OH)2 =>
2 NaOH + (CuOH)2CO3 = Na2CO3 + 2 Cu(OH)2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg + HNO3(conc) = Mg(NO3)2 + N2O + H2O =>
4 Mg + 10 HNO3(conc) = 4 Mg(NO3)2 + N2O + 5 H2O
FeCl2*6H2O + K3Fe(CN)6 = KCl + Fe3[Fe(CN)6]2*H2O + H2O =>
3 FeCl2*6H2O + 2 K3Fe(CN)6 = 6 KCl + Fe3[Fe(CN)6]2*H2O + 17 H2O
Cu2O + SO2 + O2 = Cu2SO4 =>
2 Cu2O + 2 SO2 + O2 = 2 Cu2SO4
[B(OH)4]{-} + H2O2 = B2O4(OH)4{2-} + H2O =>
2[B(OH)4]{-} + 2 H2O2 = B2O4(OH)4{2-} + 4 H2O
H2SO4 + O3 = H2S2O8 + H2O =>
6 H2SO4 + O3 = 3 H2S2O8 + 3 H2O
NH3(g) + O2(g) = NO(g) + H2O(i) =>
4 NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O(i)
MgO + K2CO3 = MgCO3 + K2O =>
MgO + K2CO3 = MgCO3 + K2O
PPh3 + S = PPh3S =>
PPh3 + S = PPh3S
SrO2 + H2O = SrO(OH)2 =>
SrO2 + H2O = SrO(OH)2
NaHSO4 + NaHS = H2S + Na2SO4 =>
NaHSO4 + NaHS = H2S + Na2SO4
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Cu(OH)2(s)(heat) = CuO(s) + H2O(g) =>
Cu(OH)2(s)(heat) = CuO(s) + H2O(g)
Cd + NH4CN = Cd(CN)2 + NH4 =>
Cd + 2 NH4CN = Cd(CN)2 + 2 NH4
Bi2S3 + HCl = BiCl3 + H2S =>
Bi2S3 + 6 HCl = 2 BiCl3 + 3 H2S
Ba(HCO3)2 + NaHSO4 = BaSO4 + Na2SO4 + H2O + CO2 =>
Ba(HCO3)2 + 2 NaHSO4 = BaSO4 + Na2SO4 + 2 H2O + 2 CO2
Na3N + BeF2 = NaF + Be3N2 =>
2 Na3N + 3 BeF2 = 6 NaF + Be3N2
C10H15N + O2 = CO2 + H2O + N2 =>
4 C10H15N + 55 O2 = 40 CO2 + 30 H2O + 2 N2
Ba(OH)2 + NaOH = Na2[Ba(OH)4] =>
Ba(OH)2 + 2 NaOH = Na2[Ba(OH)4]
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
*CaH2 + H2O = Ca(OH)2 + H2 =>
*CaH2 + 2 H2O = Ca(OH)2 + 2 H2
PbO2 + HCl = H2O + PbCl2 + Cl =>
PbO2 + 4 HCl = 2 H2O + PbCl2 + 2 Cl
NaAsO2 + C6H8O7 = C6H8O7Na + As + O2 =>
NaAsO2 + C6H8O7 = C6H8O7Na + As + O2
(Zn)2O2 = ZnO =>
(Zn)2O2 = 2 ZnO
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
PbS + Ca(OH)2 = Pb(OH)2 + CaS =>
PbS + Ca(OH)2 = Pb(OH)2 + CaS
FeCl3 + Na2CO3 = FeCO3 + Na + Cl =>
FeCl3 + Na2CO3 = FeCO3 + 2 Na + 3 Cl
H2SO4 = SO2 + H2O + O =>
H2SO4 = SO2 + H2O + O
HY + HNO3 = HYO3 + NO2 + H2O =>
HY + 6 HNO3 = HYO3 + 6 NO2 + 3 H2O
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
NaBH4 + Te + (NH4)6Mo7O24*4H2O = BN + H2 + H2O + MoTe2 + NaOH =>
6 NaBH4 + 14 Te + (NH4)6Mo7O24*4H2O = 6 BN + 3 H2 + 22 H2O + 7 MoTe2 + 6 NaOH
Bi2S3 + O2 = Bi2O3 + SO2 =>
2 Bi2S3 + 9 O2 = 2 Bi2O3 + 6 SO2
ZnO + Cl2 = ZnCl2 + O2 =>
2 ZnO + 2 Cl2 = 2 ZnCl2 + O2
MgCl + NH4NO3 = Mg(NO3) + NH4Cl =>
MgCl + NH4NO3 = Mg(NO3) + NH4Cl
ZnO + HCl = ZnCl2 + H2O = =>
ZnO + 2 HCl = ZnCl2 + H2O
KFe(SO4)2 + SO2 + H2O = K2SO4 + FeSO4 + H2SO4 =>
2 KFe(SO4)2 + SO2 + 2 H2O = K2SO4 + 2 FeSO4 + 2 H2SO4
Fe2(SO4)3 + Na2CO3 + H2O = Fe(OH)3 + CO2 + Na2SO4 =>
Fe2(SO4)3 + 3 Na2CO3 + 3 H2O = 2 Fe(OH)3 + 3 CO2 + 3 Na2SO4
Cu + AgNO3 = Ag + Cu(NO3)2 =>
Cu + 2 AgNO3 = 2 Ag + Cu(NO3)2
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