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12 K3(Fe(CN)6) + 18 FeSO4 = 4 Fe4[Fe(CN)6]3 + 18 K2SO4 + Fe2
K2O2(s) + H2O(l) = KOH(aq) + H2O2(aq) =>
K2O2(s) + 2 H2O(l) = 2 KOH(aq) + H2O2(aq)
H + MnO4 = MnO2 + H2O =>
4 H + MnO4 = MnO2 + 2 H2O
Fe + Fe2(SO4)3 = Fe(SO4) =>
Fe + Fe2(SO4)3 = 3 Fe(SO4)
Zn + H3P = Zn3P2 + H =>
3 Zn + 2 H3P = Zn3P2 + 6 H
HClO + NaOH = H2O + NaClO =>
HClO + NaOH = H2O + NaClO
Ca + HBrO3 = H2 + Ca(BrO3)2 =>
Ca + 2 HBrO3 = H2 + Ca(BrO3)2
MnO4({-}) + H2SO3 + H = Mn + HSO4({-}) + H2O =>
MnO4({-}) + H2SO3 + 5 H = Mn + HSO4({-}) + 3 H2O
FeCl3 + NH4HO = Fe(HO)3 + NH4Cl =>
FeCl3 + 3 NH4HO = Fe(HO)3 + 3 NH4Cl
CuSO4 + Na2CO3 + H2O = CuCO3*Cu(OH)2 + Na2SO4 + CO2 =>
2 CuSO4 + 2 Na2CO3 + H2O = CuCO3*Cu(OH)2 + 2 Na2SO4 + CO2
Fe(OH)3 + NH3 = Fe(NH3)3 + OH =>
Fe(OH)3 + 3 NH3 = Fe(NH3)3 + 3 OH
Sr(NO3)2(aq) + Na2S(aq) = SrS(s) + NaNO3(aq) =>
Sr(NO3)2(aq) + Na2S(aq) = SrS(s) + 2 NaNO3(aq)
Cu + NaNO3 + H2SO4 = NO2 + CuSO4 + Na2SO4 + H2O =>
Cu + 2 NaNO3 + 2 H2SO4 = 2 NO2 + CuSO4 + Na2SO4 + 2 H2O
Pt + HNO3 = Pt(NO3)2 + NO2 + H2O =>
Pt + 4 HNO3 = Pt(NO3)2 + 2 NO2 + 2 H2O
Cu + Ag(NO3) = Cu(NO3) + Ag =>
Cu + Ag(NO3) = Cu(NO3) + Ag
KIO3 + Ba(NO3)2 = KI(NO3)2 + BaO3 =>
KIO3 + Ba(NO3)2 = KI(NO3)2 + BaO3
C4H9Cl + KOH = C4H8 + KCl + H2O =>
C4H9Cl + KOH = C4H8 + KCl + H2O
Ca(OCl)2 + H2O + (NH2)2CO = NH4ClO3 + Ca(CO3)2 + CaCl2 + Ca(OH)2 =>
13 Ca(OCl)2 + 10 H2O + 4(NH2)2CO = 8 NH4ClO3 + 2 Ca(CO3)2 + 9 CaCl2 + 2 Ca(OH)2
Nb + OH = Nb(OH)3 =>
Nb + 3 OH = Nb(OH)3
Ni(NO3)2 + CuSO4 = Ni(SO4) + Cu(NO3)2 =>
Ni(NO3)2 + CuSO4 = Ni(SO4) + Cu(NO3)2
NaF = Na + F =>
NaF = Na + F
NaBr + H2SO4 = Br2 + SO2 + H2O + Na2SO4 =>
2 NaBr + 2 H2SO4 = Br2 + SO2 + 2 H2O + Na2SO4
AlPO4 + Na2S = Al2S3 + Na3PO4 =>
2 AlPO4 + 3 Na2S = Al2S3 + 2 Na3PO4
RbBr + Pb(NO3)2 = PbBr2 + RbNO3 =>
2 RbBr + Pb(NO3)2 = PbBr2 + 2 RbNO3
NaC2H3O2 + HNO3 = NaNO3 + C2H4O2 =>
NaC2H3O2 + HNO3 = NaNO3 + C2H4O2
Fe(OH)3 + H3O{+} = Fe{+3} + H2O =>
Fe(OH)3 + 3 H3O{+} = Fe{+3} + 6 H2O
ZnCO3 + H3PO4 = Zn3(PO4)2 + H2O + CO2 =>
3 ZnCO3 + 2 H3PO4 = Zn3(PO4)2 + 3 H2O + 3 CO2
CH2 + Br2 = CH2Br =>
2 CH2 + Br2 = 2 CH2Br
NaI + FeCl3 = NaCl3 + FeI =>
NaI + FeCl3 = NaCl3 + FeI
C2H5NH2 + HNO3 = C2H5OH + N2 + H2O =>
5 C2H5NH2 + 3 HNO3 = 5 C2H5OH + 4 N2 + 4 H2O
MnO4{-} + C2H5OH + OH{-} = MnO4{2-} + CH3COO{-} + H2O =>
4 MnO4{-} + C2H5OH + 5 OH{-} = 4 MnO4{2-} + CH3COO{-} + 4 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Cl + FeBr3 = FeCl + Br =>
Cl + FeBr3 = FeCl + 3 Br
Na2S2O3 + HgCl2 + H2O = HgS + HCl + Na2SO4 =>
Na2S2O3 + HgCl2 + H2O = HgS + 2 HCl + Na2SO4
Pt + HNO3 = Pt(NO3)2 + N2 + H2O =>
5 Pt + 12 HNO3 = 5 Pt(NO3)2 + N2 + 6 H2O
Ba3(PO4)2 + Fe2(SO4)3 = Ba(SO4) + Fe(PO4) =>
Ba3(PO4)2 + Fe2(SO4)3 = 3 Ba(SO4) + 2 Fe(PO4)
Ni + H3PO4 = Ni3PO4 + H2 =>
6 Ni + 2 H3PO4 = 2 Ni3PO4 + 3 H2
Co2(SO4)3 + Pb(C2H3O2)2 = PbSO4 + Co(C2H3O2)3 =>
Co2(SO4)3 + 3 Pb(C2H3O2)2 = 3 PbSO4 + 2 Co(C2H3O2)3
C3H5(OH)3 + Na = C3H5(ONa)3 + H2 =>
2 C3H5(OH)3 + 6 Na = 2 C3H5(ONa)3 + 3 H2
N2O + KMnO4 + H2SO4 = HNO3 + MnSO4 + K2SO4 + H2O =>
5 N2O + 8 KMnO4 + 12 H2SO4 = 10 HNO3 + 8 MnSO4 + 4 K2SO4 + 7 H2O
Pd + AgNO3 = PdNO3 + Ag =>
Pd + AgNO3 = PdNO3 + Ag
Zn(NO3)2*6H2O = ZnO + H2O + N2 + O2 =>
2 Zn(NO3)2*6H2O = 2 ZnO + 12 H2O + 2 N2 + 5 O2
H2SO3 + H = H2S + H2O =>
H2SO3 + 6 H = H2S + 3 H2O
C4H9Br + Na = NaBr + C8H18 =>
2 C4H9Br + 2 Na = 2 NaBr + C8H18
Zn(OH)2 + P2O5 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + P2O5 = Zn3(PO4)2 + 3 H2O
Cl + CrBr3 = ClBr + Cr =>
3 Cl + CrBr3 = 3 ClBr + Cr
LiOH + Fe2O3 = Li5FeO4 + H2O =>
10 LiOH + Fe2O3 = 2 Li5FeO4 + 5 H2O
NaOH + Be(OH)2 = Na2[Be(OH)4] =>
2 NaOH + Be(OH)2 = Na2[Be(OH)4]
Br{-} + Cr2O72{-} + H{+} = Cr3{+} + H2O + Br2 =>
854 Br{-} + 6 Cr2O72{-} + 864 H{+} = 4 Cr3{+} + 432 H2O + 427 Br2
Co(NO3)2 = CoO + NO2 + O2 =>
2 Co(NO3)2 = 2 CoO + 4 NO2 + O2
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