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H2O + Co = CoO + H2
Mg3 = Mg48 =>
16 Mg3 = Mg48
NaHCO3 + HSO4{-} = NaSO4{-} + H2O + CO2 =>
NaHCO3 + HSO4{-} = NaSO4{-} + H2O + CO2
Ga(OH)3 + Hg2Cl2 = Hg2(OH)3 + GaCl2 =>
Ga(OH)3 + Hg2Cl2 = Hg2(OH)3 + GaCl2
PbS + H2O2 = PbH2 + SO2 =>
PbS + H2O2 = PbH2 + SO2
FeSO4 + Li3PO4 = Li2SO4 + Fe3(PO4)2 =>
3 FeSO4 + 2 Li3PO4 = 3 Li2SO4 + Fe3(PO4)2
H3PO4(aq) + NaOH(aq) = NaPO4 + H3OH =>
H3PO4(aq) + NaOH(aq) = NaPO4 + H3OH
O2 + Ce = CeO2 =>
O2 + Ce = CeO2
Cu + S = Cu2S = Cu2S =>
2 Cu + S = Cu2S
Na2CO3 + NH4OH = NH4CO3 + Na2OH =>
Na2CO3 + NH4OH = NH4CO3 + Na2OH
S + HNO3(conc) = H2SO4 + H2O + NO2 =>
S + 6 HNO3(conc) = H2SO4 + 2 H2O + 6 NO2
KMnO7 + C3H8O3 = CO2 + K2CO3 + Mn2O3 + H2O =>
14 KMnO7 + 10 C3H8O3 = 23 CO2 + 7 K2CO3 + 7 Mn2O3 + 40 H2O
Na2CO3 + NH4OH = NH4CO3 + Na2OH =>
Na2CO3 + NH4OH = NH4CO3 + Na2OH
Sb2O3 + H2O = H[Sb(OH)4] =>
Sb2O3 + 5 H2O = 2 H[Sb(OH)4]
C40H40 + O2 = CO2 + H2O =>
C40H40 + 50 O2 = 40 CO2 + 20 H2O
CH2N2 + H2O = H2 + CO + N2 =>
CH2N2 + H2O = 2 H2 + CO + N2
HNO3 + K = K2NO3 + N2 + H2O =>
12 HNO3 + 20 K = 10 K2NO3 + N2 + 6 H2O
HNO6 = H2 + NO2 + O2 =>
2 HNO6 = H2 + 2 NO2 + 4 O2
K2CrO7 + H2SO4 + C2H5OH = K2SO4 + Cr2(SO4)3 + CH3COOH + H2O =>
4 K2CrO7 + 10 H2SO4 + 9 C2H5OH = 4 K2SO4 + 2 Cr2(SO4)3 + 9 CH3COOH + 19 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ca(OH)2 + Cl2 = Ca(ClO3)2 + CaCl2 + HCl =>
3 Ca(OH)2 + 6 Cl2 = Ca(ClO3)2 + 2 CaCl2 + 6 HCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH2O2 + [Ag(NH3)2]OH = Ag + CO2 + H2O + NH3 =>
CH2O2 + 2[Ag(NH3)2]OH = 2 Ag + CO2 + 2 H2O + 4 NH3
H2SO3 + CuSO4 = Cu2SO3 + HSO4 =>
H2SO3 + 2 CuSO4 = Cu2SO3 + 2 HSO4
HPO3 + Na = H2 + Na3PO3 =>
2 HPO3 + 6 Na = H2 + 2 Na3PO3
H2O2 + C = CH4 + CO =>
2 H2O2 + 5 C = CH4 + 4 CO
Ag(s) + HBr(aq) = AgBr(aq) + H2(g) =>
2 Ag(s) + 2 HBr(aq) = 2 AgBr(aq) + H2(g)
Na2CO3 + NH4OH = NH4CO3 + Na2OH =>
Na2CO3 + NH4OH = NH4CO3 + Na2OH
C4H10 + Cl2 = C4H3Cl + HCl =>
C4H10 + 4 Cl2 = C4H3Cl + 7 HCl
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
MgSO4 + FeN = Mg3N2 + Fe2(SO4)3 =>
3 MgSO4 + 2 FeN = Mg3N2 + Fe2(SO4)3
CH2OHHBr = CH2BrH2O =>
CH2OHHBr = CH2BrH2O
FeO + SO3 = FeSO3 + O3 =>
3 FeO + 3 SO3 = 3 FeSO3 + O3
P4O6(s) + HNO3(aq) = H3PO3(aq) + PN(g) + O2(g) =>
P4O6(s) + 3 HNO3(aq) = H3PO3(aq) + 3 PN(g) + 6 O2(g)
Cu3(CO3)2(OH)2 + H2O = Cu2(CO3)(OH)2 + CO2 =>
2 Cu3(CO3)2(OH)2 + H2O = 3 Cu2(CO3)(OH)2 + CO2
Pb(CH3COO{-})2 + Zn = Zn(CH3COO{-})2 + Pb =>
Pb(CH3COO{-})2 + Zn = Zn(CH3COO{-})2 + Pb
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
C3H7OH + KMnO4 = C3H6O2 + H2O + MnO2 + KOH =>
3 C3H7OH + 4 KMnO4 = 3 C3H6O2 + H2O + 4 MnO2 + 4 KOH
K2Cr2O7 + HNO3 + KI = KNO3 + Cr(NO3)3 + I2 + H2O =>
K2Cr2O7 + 14 HNO3 + 6 KI = 8 KNO3 + 2 Cr(NO3)3 + 3 I2 + 7 H2O
H2S + O3 = SO4 + H2O =>
3 H2S + 5 O3 = 3 SO4 + 3 H2O
[Ni(NH3)6](NO3)2 + H2O2 = H2O + Ni(NO3)3 + NH3 =>
2[Ni(NH3)6](NO3)2 + 9 H2O2 = 12 H2O + 2 Ni(NO3)3 + 10 NH3
CuBr + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CuSO4 + Br2 + H2O =>
10 CuBr + 4 KMnO4 + 16 H2SO4 = 4 MnSO4 + 2 K2SO4 + 10 CuSO4 + 5 Br2 + 16 H2O
Cu(OH)2 + MgO = CuO + Mg(OH)2 =>
Cu(OH)2 + MgO = CuO + Mg(OH)2
Zn + OH{-} = ZnO + H2O + e =>
Zn + 2 OH{-} = ZnO + H2O + 2e
Hg(NO3)2 + K3PO4 = Hg3(PO4)2 + KNO3 =>
3 Hg(NO3)2 + 2 K3PO4 = Hg3(PO4)2 + 6 KNO3
K2CrO7 + Zn + HCl = CrCl3 + ZnCl + KCl + H2O =>
K2CrO7 + 9 Zn + 14 HCl = CrCl3 + 9 ZnCl + 2 KCl + 7 H2O
(NH4)2S + CuS = (NH4)S + Cu2S =>
(NH4)2S + 2 CuS = 2(NH4)S + Cu2S
P4O9 + NaOH = Na2HPO4 + Na2HPO3 + H2O =>
P4O9 + 8 NaOH = 3 Na2HPO4 + Na2HPO3 + 2 H2O
HC8H4O4 + Na(OH)2 = Na + C4H4O4 + H2O =>
2 HC8H4O4 + 5 Na(OH)2 = 5 Na + 4 C4H4O4 + 2 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
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