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PbS + H2SO4 = PbSO4 + H2S
Mn(NO3)2 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + NaNO3 + H2O =>
2 Mn(NO3)2 + 5 NaBiO3 + 16 HNO3 = 2 HMnO4 + 5 Bi(NO3)3 + 5 NaNO3 + 7 H2O
Zn + AlCl3 + H2O = AlOHCl2 + ZnCl2 + H2 =>
Zn + 2 AlCl3 + 2 H2O = 2 AlOHCl2 + ZnCl2 + H2
Na2FeO4 + MnSO4 + H2SO4 = Fe2(SO4)3 + MnO4 + Na2SO4 + H2O =>
2 Na2FeO4 + MnSO4 + 4 H2SO4 = Fe2(SO4)3 + MnO4 + 2 Na2SO4 + 4 H2O
KI + HNO3 + AgNO3 = KH(NO3)2 + AgI =>
KI + HNO3 + AgNO3 = KH(NO3)2 + AgI
Mg + HI = H2 + MgI3 =>
2 Mg + 6 HI = 3 H2 + 2 MgI3
HCl + O2 = Cl2 + H2O =>
4 HCl + O2 = 2 Cl2 + 2 H2O
C2H5OH + KMnO4 = CH3COOK + MnO2 + KOH + H2O =>
3 C2H5OH + 4 KMnO4 = 3 CH3COOK + 4 MnO2 + KOH + 4 H2O
Fe + CH3COOH = Fe(CH3COO)2 + H2 =>
Fe + 2 CH3COOH = Fe(CH3COO)2 + H2
Sr(OH)2 + HClO2 = SrClO2 + H(OH)2 =>
Sr(OH)2 + HClO2 = SrClO2 + H(OH)2
H2SO4 + CO2 = SO4 + C + H2O =>
2 H2SO4 + CO2 = 2 SO4 + C + 2 H2O
Ag2SO4 + NaOH = Na2SO4 + AgOH =>
Ag2SO4 + 2 NaOH = Na2SO4 + 2 AgOH
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
SnCl2 + Br2 = [SnBr2Cl2] =>
SnCl2 + Br2 = [SnBr2Cl2]
Fe2(SO4)3 + Na2CO3 + H2O = Fe(OH)3 + Na2SO4 + H2CO3 =>
Fe2(SO4)3 + 3 Na2CO3 + 6 H2O = 2 Fe(OH)3 + 3 Na2SO4 + 3 H2CO3
HCO2H + H2O = HCO2{-} + H3O{+} =>
HCO2H + H2O = HCO2{-} + H3O{+}
KMnO4 + Fe = FeO + KMn =>
KMnO4 + 4 Fe = 4 FeO + KMn
C6H5COOH + NaHCO3 = NaC6H5COO + H2O + CO2 =>
C6H5COOH + NaHCO3 = NaC6H5COO + H2O + CO2
AsF3 + H2O = As2O3 + HF =>
2 AsF3 + 3 H2O = As2O3 + 6 HF
NaClO + Na2S2O3 + H2O = Na2SO4 + NaCl + H2SO4 =>
4 NaClO + Na2S2O3 + H2O = Na2SO4 + 4 NaCl + H2SO4
Ag + NH3 = Ag(NH3)2 =>
Ag + 2 NH3 = Ag(NH3)2
CuSO4 + MnSO4 + NaOH = Na2SO4 + CuMnO2 + H2O =>
CuSO4 + MnSO4 + 4 NaOH = 2 Na2SO4 + CuMnO2 + 2 H2O
N(CH3)3 + O2 = NO + CO2 + H2O =>
4 N(CH3)3 + 23 O2 = 4 NO + 12 CO2 + 18 H2O
Na2SO3 + CH3COOH = H2SO3 + NaCH3COO =>
Na2SO3 + 2 CH3COOH = H2SO3 + 2 NaCH3COO
Mg(NO3)2(aq) + NaOH(aq) = Mg(OH)2(s) + NaNO3(aq) =>
Mg(NO3)2(aq) + 2 NaOH(aq) = Mg(OH)2(s) + 2 NaNO3(aq)
N + O2 = N2O4 =>
2 N + 2 O2 = N2O4
CuSO4 + KBr = K2CuBr4 + K2SO4 =>
CuSO4 + 4 KBr = K2CuBr4 + K2SO4
C6H5NO2 + Fe + H{+} = C6H5NH3{+} + Fe{3+} + H2O =>
C6H5NO2 + 2 Fe + 7 H{+} = C6H5NH3{+} + 2 Fe{3+} + 2 H2O
C9H10O + CH5N = C10H15N + O2 =>
2 C9H10O + 2 CH5N = 2 C10H15N + O2
(NH4)2S = NH3 + H2S =>
(NH4)2S = 2 NH3 + H2S
NaCH3COO + H2O = NaCH3COOH + OH =>
NaCH3COO + H2O = NaCH3COOH + OH
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Al + CO = Al2O3 + C =>
2 Al + 3 CO = Al2O3 + 3 C
Na2SO4 + Cl2Ba = BaSO4 + ClNa =>
Na2SO4 + Cl2Ba = BaSO4 + 2 ClNa
NaBr2 + Cl2 = NaCl + Br2 =>
2 NaBr2 + Cl2 = 2 NaCl + 2 Br2
K2C2O4 + HNO3 = CO2 + NO + KNO3 + H2O =>
3 K2C2O4 + 8 HNO3 = 6 CO2 + 2 NO + 6 KNO3 + 4 H2O
SO2 + H2O = H2 + SO3 =>
SO2 + H2O = H2 + SO3
Cr(NO3)2 = CrO + NO2 + O2 =>
2 Cr(NO3)2 = 2 CrO + 4 NO2 + O2
NaHSO3 = Na2SO3 + SO2 + H2O =>
2 NaHSO3 = Na2SO3 + SO2 + H2O
N2H2 + (ClO3){-} = NO + Cl{-} + H2O =>
N2H2 + (ClO3){-} = 2 NO + Cl{-} + H2O
Ba(OH)2(aq) + NH4NO3(aq) = Ba(NO3)2(aq) + NH3(aq) + H2O =>
Ba(OH)2(aq) + 2 NH4NO3(aq) = Ba(NO3)2(aq) + 2 NH3(aq) + 2 H2O
Co2 + S2 = CoS =>
Co2 + S2 = 2 CoS
N2O3 + H2O = HNO2 =>
N2O3 + H2O = 2 HNO2
HCl(l) + Mg(s) = H2(g) + MgCl2 =>
2 HCl(l) + Mg(s) = H2(g) + MgCl2
C3H7OH + K2Cr2O7 + H2SO4 = C2H5COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 C3H7OH + 2 K2Cr2O7 + 8 H2SO4 = 3 C2H5COOH + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
SO3{-2} + H2O = SO4{-2} + H =>
SO3{-2} + H2O = SO4{-2} + 2 H
Cu(NO3)2*3H2O + NH4OH = Cu(NH3)4(NO3)2 + H2O =>
Cu(NO3)2*3H2O + 4 NH4OH = Cu(NH3)4(NO3)2 + 7 H2O
Fe(s) + O2(g) = Fe2O3 =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3
MgO + ZnO = MgZnO2 =>
MgO + ZnO = MgZnO2
Cl(g) + NaBr(aq) = NaCl(aq) + Br(l) =>
Cl(g) + NaBr(aq) = NaCl(aq) + Br(l)
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