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2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
KO4 + H2O = KOH + O2 =>
4 KO4 + 2 H2O = 4 KOH + 7 O2
NaOCH3(aq) + H2O(l) = CH3OH(aq) + NaOH(aq) =>
NaOCH3(aq) + H2O(l) = CH3OH(aq) + NaOH(aq)
Ca(OH)2 + Na2CO3 = CaCO3 + NaOH =>
Ca(OH)2 + Na2CO3 = CaCO3 + 2 NaOH
Cl2 + FeBr3 = Br2 + FeCl2 =>
2 Cl2 + 2 FeBr3 = 3 Br2 + 2 FeCl2
PbCl2 + NaNO2 = Pb(NO2)2 + NaCl =>
PbCl2 + 2 NaNO2 = Pb(NO2)2 + 2 NaCl
Cu(NO3)2(aq) + Na2SO4(aq) = CuSO4(l) + Na2(NO3)2(aq) =>
Cu(NO3)2(aq) + Na2SO4(aq) = CuSO4(l) + Na2(NO3)2(aq)
CO + H2O + HF = C2H3O2F + O2 =>
4 CO + 2 H2O + 2 HF = 2 C2H3O2F + O2
Sn + HBr = SnBr4 + H2 =>
Sn + 4 HBr = SnBr4 + 2 H2
Cr2(SO4)3 + (NH4)2(CO3) = Cr2(CO3) + (NH4)2(SO4)3 =>
Cr2(SO4)3 + (NH4)2(CO3) = Cr2(CO3) + (NH4)2(SO4)3
NiN = Ni + N2 =>
2 NiN = 2 Ni + N2
KBr2 + KOH + NO2 = KBrO3 + KNO2 + H2O =>
KBr2 + 12 KOH + 11 NO2 = 2 KBrO3 + 11 KNO2 + 6 H2O
Na2CO3 + Li3PO4 = Na3PO4 + Li2CO3 =>
3 Na2CO3 + 2 Li3PO4 = 2 Na3PO4 + 3 Li2CO3
N2H4 + H2O = N2H5 + OH =>
N2H4 + H2O = N2H5 + OH
Ce(IO3)3 + H2C2O4 = Ce2(C2O4)3 + IO2 + CO2 + H2O =>
2 Ce(IO3)3 + 6 H2C2O4 = Ce2(C2O4)3 + 6 IO2 + 6 CO2 + 6 H2O
HNO3 + K2Cr2O7 + KCl = Cr(NO3)3 + H2O + Cl2 + KNO3 =>
14 HNO3 + K2Cr2O7 + 6 KCl = 2 Cr(NO3)3 + 7 H2O + 3 Cl2 + 8 KNO3
Fe2O3 + K3N = K2O + FeN =>
Fe2O3 + 2 K3N = 3 K2O + 2 FeN
Cr(OH)3 + NaOH + HgO = Na2CrO4 + Hg + H2O =>
2 Cr(OH)3 + 4 NaOH + 3 HgO = 2 Na2CrO4 + 3 Hg + 5 H2O
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Al(s) + NaOH(aq) + H2O = Na[Al(OH)4] + H2(g) =>
2 Al(s) + 2 NaOH(aq) + 6 H2O = 2 Na[Al(OH)4] + 3 H2(g)
K2S(s) + HNO3(aq) = KNO3 + H2S =>
K2S(s) + 2 HNO3(aq) = 2 KNO3 + H2S
AgCl(s) + (NH4)2S(aq) = Ag2S(s) + (NH4)Cl(aq) =>
2 AgCl(s) + (NH4)2S(aq) = Ag2S(s) + 2(NH4)Cl(aq)
Ag(NO)3 + NaCl = AgCl + Na(NO)3 =>
Ag(NO)3 + NaCl = AgCl + Na(NO)3
Al7H16 + O2 = AlO2 + H2O =>
Al7H16 + 11 O2 = 7 AlO2 + 8 H2O
Al + CoSO4 = Al2(SO4)3 + Co =>
2 Al + 3 CoSO4 = Al2(SO4)3 + 3 Co
NiCl + Na(OH) = Ni(OH) + ClNa =>
NiCl + Na(OH) = Ni(OH) + ClNa
Ag2S(s) + Al(s) = Ag(s) + Al2S3(s) =>
3 Ag2S(s) + 2 Al(s) = 6 Ag(s) + Al2S3(s)
Fe + H2SO4 = FeO4S + H2 =>
Fe + H2SO4 = FeO4S + H2
Zn(IO3)2 = Zn{2+} + IO3{-} =>
Zn(IO3)2 = Zn{2+} + 2 IO3{-}
F(aq) + Al(s) = Al{3+} + F{-}(g) =>
3 F(aq) + Al(s) = Al{3+} + 3 F{-}(g)
AgCl + NH3H2O = [Ag(NH3)2]Cl + H2O =>
AgCl + 2 NH3H2O = [Ag(NH3)2]Cl + 2 H2O
CaN2O6(aq) + NaOH(aq) = CaH2O2 + NaNO3 =>
CaN2O6(aq) + 2 NaOH(aq) = CaH2O2 + 2 NaNO3
C2H6O + Ag2O = C2OOH6 + Ag =>
C2H6O + Ag2O = C2OOH6 + 2 Ag
K3Fe(CN)6 + Cr2O3 + KOH = K4Fe(CN)6 + K2CrO4 + H2O =>
6 K3Fe(CN)6 + Cr2O3 + 10 KOH = 6 K4Fe(CN)6 + 2 K2CrO4 + 5 H2O
I2(g) + Cu{2+} + H2O = IO3{-} + Cu + H{+} =>
I2(g) + 5 Cu{2+} + 6 H2O = 2 IO3{-} + 5 Cu + 12 H{+}
PaI = Pa + I2 =>
2 PaI = 2 Pa + I2
H2TeO4 + Fe(OH)2 = FeTeO4 + H2O =>
H2TeO4 + Fe(OH)2 = FeTeO4 + 2 H2O
Na2S2O7 + Ag2S = SO2 + Na2SO4 + Ag2SO4 =>
4 Na2S2O7 + Ag2S = 4 SO2 + 4 Na2SO4 + Ag2SO4
PbCH3COO + H2SO4 = H2CH3COO(aq) + PbSO4(s) =>
PbCH3COO + H2SO4 = H2CH3COO(aq) + PbSO4(s)
Fe + NiO = Fe2O3 + Ni =>
2 Fe + 3 NiO = Fe2O3 + 3 Ni
CuSO4*5H2O + NaOH = Cu(OH)4 + H2O + Na2SO4 + Na =>
CuSO4*5H2O + 4 NaOH = Cu(OH)4 + 5 H2O + Na2SO4 + 2 Na
Al(C2H3O2)3 + Mg = Al + Mg(C2H3O2)2 =>
2 Al(C2H3O2)3 + 3 Mg = 2 Al + 3 Mg(C2H3O2)2
CuCl2 + NaPO3 = Cu(PO3)2 + NaCl =>
CuCl2 + 2 NaPO3 = Cu(PO3)2 + 2 NaCl
LiOH + NaO = LiO + NaOH =>
LiOH + NaO = LiO + NaOH
As2O5 = As2O3 + O2 =>
As2O5 = As2O3 + O2
CuSO4 + NaI + Na2S2O3 = CuI + Na2SO4 + Na2S4O6 =>
2 CuSO4 + 2 NaI + 2 Na2S2O3 = 2 CuI + 2 Na2SO4 + Na2S4O6
Cd + C + H2 + O2 = Cd(C2H3O2)2 =>
Cd + 4 C + 3 H2 + 2 O2 = Cd(C2H3O2)2
MnO4{-} + Cl{-} + H2SO4 = Mn{2+} + Cl2 + H2O + SO4{2-} =>
2 MnO4{-} + 10 Cl{-} + 8 H2SO4 = 2 Mn{2+} + 5 Cl2 + 8 H2O + 8 SO4{2-}
Na + OH + Al = Na3AlO3 + H2 =>
6 Na + 6 OH + 2 Al = 2 Na3AlO3 + 3 H2
C6H5CH2OH + CH3COOH = C6H5CH2OCOCH3 + H3O =>
26 C6H5CH2OH + 17 CH3COOH = 24 C6H5CH2OCOCH3 + 12 H3O
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