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Fe(NO3)3 + 3 KI + 3 H2O = 3 HI + Fe(OH)3 + 3 KNO3
NaH + Fe2O3 = NaOH + FeO =>
NaH + Fe2O3 = NaOH + 2 FeO
PbO2 + NaOH + Na2S = NaPbO2 + PbSO4 + H2O =>
7 PbO2 + 4 NaOH + Na2S = 6 NaPbO2 + PbSO4 + 2 H2O
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
H + AlSO4 = Al + H2SO4 =>
2 H + AlSO4 = Al + H2SO4
HNO3 + *HCl = NO + Cl2 + H2O =>
2 HNO3 + 6*HCl = 2 NO + 3 Cl2 + 4 H2O
HgSO4 + Cu = Cu(SO4)2 + Hg =>
2 HgSO4 + Cu = Cu(SO4)2 + 2 Hg
CdCl + Na2SO3 = NaCl + Cd2SO3 =>
2 CdCl + Na2SO3 = 2 NaCl + Cd2SO3
Fe(NO3)3 + KI + H2O = HI + Fe(OH)3 + KNO3 =>
Fe(NO3)3 + 3 KI + 3 H2O = 3 HI + Fe(OH)3 + 3 KNO3
Cu2O + H3BO3 + C6H8O6 + NaH4PO3 + C2H4N4 = Cu3BPN + H2O + CO2 + NaOH =>
30 Cu2O + 20 H3BO3 + 4 C6H8O6 + 20 NaH4PO3 + 5 C2H4N4 = 20 Cu3BPN + 86 H2O + 34 CO2 + 20 NaOH
NaBr + K2Cr2O7 + H2SO4 = Na2(SO4) + K2(SO4) + Cr2(SO4)3 + Br2 + H2O =>
6 NaBr + K2Cr2O7 + 7 H2SO4 = 3 Na2(SO4) + K2(SO4) + Cr2(SO4)3 + 3 Br2 + 7 H2O
Ca(NO3)2 + H2 = Ca + HNO3 =>
Ca(NO3)2 + H2 = Ca + 2 HNO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + H2O + KCl =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + 4 H2O + KCl
CH3C6H4NH3Cl + NaHCO3 = CH3C6H4NH2 + NaCl + H2CO3 =>
CH3C6H4NH3Cl + NaHCO3 = CH3C6H4NH2 + NaCl + H2CO3
Na2[Sn(OH)4] + Bi(NO3)3 = Bi(OH)3 + Sn(NO3)2 + NaNO3 =>
3 Na2[Sn(OH)4] + 4 Bi(NO3)3 = 4 Bi(OH)3 + 3 Sn(NO3)2 + 6 NaNO3
(C7H8O2)2 + O2 = CO2 + H2O =>
(C7H8O2)2 + 16 O2 = 14 CO2 + 8 H2O
KBrO3 + Na2S2O3 = K2S2O3 + NaBrO3 =>
2 KBrO3 + Na2S2O3 = K2S2O3 + 2 NaBrO3
Fe2S3 + HNO3 = H2S + Fe(NO3)3 =>
Fe2S3 + 6 HNO3 = 3 H2S + 2 Fe(NO3)3
Cu2O + H3BO3 + C6H8O6 + NaH4PO3 + C2H4N4 = Cu3BPN + H2O + CO2 + NaOH =>
30 Cu2O + 20 H3BO3 + 4 C6H8O6 + 20 NaH4PO3 + 5 C2H4N4 = 20 Cu3BPN + 86 H2O + 34 CO2 + 20 NaOH
Sn(NO3)2 = SnO + O2 + NO2 =>
2 Sn(NO3)2 = 2 SnO + O2 + 4 NO2
Mg + (CO3) = MgCO3 =>
Mg + (CO3) = MgCO3
H2O2 + Cr{2+} + H{+} = Cr{3+} + H2O =>
H2O2 + 2 Cr{2+} + 2 H{+} = 2 Cr{3+} + 2 H2O
ZnCl2 + FeCl3 = ZnCl4 + FeCl2 =>
ZnCl2 + 2 FeCl3 = ZnCl4 + 2 FeCl2
Ba + Ce2 = BaCe2 =>
Ba + Ce2 = BaCe2
CaCl2 + Na2C03 = CaC03 + NaCl =>
CaCl2 + Na2C03 = CaC03 + 2 NaCl
Cu2O + H3BO3 + C6H8O6 + NaH4PO3 + C2H4N4 = Cu3BPN + H2O + CO2 + NaOH =>
30 Cu2O + 20 H3BO3 + 4 C6H8O6 + 20 NaH4PO3 + 5 C2H4N4 = 20 Cu3BPN + 86 H2O + 34 CO2 + 20 NaOH
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
Fe3 + Cl2 = FeCl3 =>
2 Fe3 + 9 Cl2 = 6 FeCl3
KCr2O7 + H2O + S2 = SO2 + K(OH) + Cr2O3 =>
8 KCr2O7 + 4 H2O + 7 S2 = 14 SO2 + 8 K(OH) + 8 Cr2O3
Na2CO3 + CuCl2 = Na2Cl2 + CuCO3 =>
Na2CO3 + CuCl2 = Na2Cl2 + CuCO3
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
Zn(OH)2 + Na2S = NaOH + ZnS =>
Zn(OH)2 + Na2S = 2 NaOH + ZnS
MgHO2 + HCl = MgCl + H2O2 =>
MgHO2 + HCl = MgCl + H2O2
FeSO4 + HNO3 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
6 FeSO4 + 2 HNO3 + 3 H2SO4 = 3 Fe2(SO4)3 + 2 NO + 4 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
V + HCl = VCl2 + H2 =>
V + 2 HCl = VCl2 + H2
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
Na2O + H2CO3 = Na2CO3 + H2O =>
Na2O + H2CO3 = Na2CO3 + H2O
CaCl2 + Na2SO3 = CaSO3 + NaCl =>
CaCl2 + Na2SO3 = CaSO3 + 2 NaCl
Si + H2O + CaOH = CaSiO3 + H2 =>
2 Si + 4 H2O + 2 CaOH = 2 CaSiO3 + 5 H2
CH3CH2CH2Br + NH3 = CH3CH2CH2NH2 + HBr =>
CH3CH2CH2Br + NH3 = CH3CH2CH2NH2 + HBr
Ba(OH)2 + HNO3 = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O
(CH3COO)2Ca + HNO3 = CH3COOH + Ca(NO3)2 =>
(CH3COO)2Ca + 2 HNO3 = 2 CH3COOH + Ca(NO3)2
Li2SO4 + K3PO4 = K2SO4 + Li3PO4 =>
3 Li2SO4 + 2 K3PO4 = 3 K2SO4 + 2 Li3PO4
Hg + HNO3 = HgNO3 + H2O + N2O =>
8 Hg + 10 HNO3 = 8 HgNO3 + 5 H2O + N2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaI + NaIO3 + H2SO4 = I2 + Na2SO4 + H2O =>
5 NaI + NaIO3 + 3 H2SO4 = 3 I2 + 3 Na2SO4 + 3 H2O
C12H22O11 + O = CO2 + H2O =>
C12H22O11 + 24 O = 12 CO2 + 11 H2O
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