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SO2 + 12 H2SO4 + 2 NaCr2O7 = Na2SO4 + 4 Cr(SO4)3 + 12 H2O
Ga + HC2H3O2 = Ga(C2H3O2)3 + H2 =>
2 Ga + 6 HC2H3O2 = 2 Ga(C2H3O2)3 + 3 H2
AlCl3 + Na2CO3 = AlNa2 + CO3Cl3 =>
AlCl3 + Na2CO3 = AlNa2 + CO3Cl3
(NH4)2S + Hg(NO3)2 = (NH4)NO3 + HgS =>
(NH4)2S + Hg(NO3)2 = 2(NH4)NO3 + HgS
S + O2 = SO2 =>
S + O2 = SO2
Fe3O4 + H2SO4 = Fe2(SO4)3 + H2O + SO2 =>
2 Fe3O4 + 10 H2SO4 = 3 Fe2(SO4)3 + 10 H2O + SO2
S2O8{2-} + Cl{-} + HO{-} = SO4{2-} + ClO{-} + H{+} =>
S2O8{2-} + Cl{-} + HO{-} = 2 SO4{2-} + ClO{-} + H{+}
CuCO3(s) + H2SO4(aq) = CuSO4 + CO2 + H2O =>
CuCO3(s) + H2SO4(aq) = CuSO4 + CO2 + H2O
(C5H10)(l) + O2 = CO2 + H2O =>
2(C5H10)(l) + 15 O2 = 10 CO2 + 10 H2O
MnSO4 + K2S2O8 + H2SO4 = HMnO8 + K2SO4 + SO2 =>
2 MnSO4 + 5 K2S2O8 + H2SO4 = 2 HMnO8 + 5 K2SO4 + 8 SO2
CH3CH2OH + NaOI = CH3CHO + NaI + H2O =>
CH3CH2OH + NaOI = CH3CHO + NaI + H2O
Al2(SO4)3 + BaCl2 = AlCl3 + BaSO4 =>
Al2(SO4)3 + 3 BaCl2 = 2 AlCl3 + 3 BaSO4
HClO4 + Mg(OH)2 = MgOH(ClO4) + H2O =>
HClO4 + Mg(OH)2 = MgOH(ClO4) + H2O
KHC4H4O6 + NH4OH = H2O + KNH4C4H4O6 =>
KHC4H4O6 + NH4OH = H2O + KNH4C4H4O6
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
Cu2S + ZnS = CuS + Zn =>
Cu2S + ZnS = 2 CuS + Zn
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Zn(OH)2 + HCl = Zn(OH)Cl + H2O =>
Zn(OH)2 + HCl = Zn(OH)Cl + H2O
Pb(NO3)2 + NaCl = PbCl2 + Na + (NO3)2 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 Na + (NO3)2
CH4 + H3O = CO + H2 =>
2 CH4 + 2 H3O = 2 CO + 7 H2
KF(s) = K{+}(aq) + F{-}(aq) =>
KF(s) = K{+}(aq) + F{-}(aq)
NaAl(OH)4 + H2 = Al + NaOH + H2O =>
2 NaAl(OH)4 + 3 H2 = 2 Al + 2 NaOH + 6 H2O
Na + CO2 = Na2CO3 + C =>
4 Na + 3 CO2 = 2 Na2CO3 + C
Fe(SO4)3 + FeSO4 + H2O = Fe3O4 + H2SO4 =>
Fe(SO4)3 + 5 FeSO4 + 8 H2O = 2 Fe3O4 + 8 H2SO4
HCN(g) + O2(g) = CO2(g) + H2O(g) + NO(g) =>
4 HCN(g) + 7 O2(g) = 4 CO2(g) + 2 H2O(g) + 4 NO(g)
Ba(BrO3)2 + H2O = HBrO3 + Ba(OH)2 =>
Ba(BrO3)2 + 2 H2O = 2 HBrO3 + Ba(OH)2
H3PO3 = H3PO4 + PH3 =>
4 H3PO3 = 3 H3PO4 + PH3
SO3 + Na2O = Na2OSO3 =>
SO3 + Na2O = Na2OSO3
MnO3 + Na2O2 = Na2MnO4 + O2 =>
2 MnO3 + 2 Na2O2 = 2 Na2MnO4 + O2
KCl + Hg = K2Hg + Cl2 =>
2 KCl + Hg = K2Hg + Cl2
NH4OH + H2O = NH4O + H3O =>
NH4OH + H2O = NH4O + H3O
HCOOH + Na20 = HCOONa + H2 =>
20 HCOOH + Na20 = 20 HCOONa + 10 H2
CH3CH2CH2OH + CuO = CH3CH2CHO + Cu + H2O =>
CH3CH2CH2OH + CuO = CH3CH2CHO + Cu + H2O
C2H5COH + H2 = C2H6 + CO2 =>
4 C2H5COH + 3 H2 = 5 C2H6 + 2 CO2
NH3 + O2 = N2H4 + H2O =>
4 NH3 + O2 = 2 N2H4 + 2 H2O
Cu{2+} + OH{-}(xs) = Cu(OH)2 =>
Cu{2+} + 2 OH{-}(xs) = Cu(OH)2
NaClO3 = NaClO2 + O2 =>
2 NaClO3 = 2 NaClO2 + O2
NaHCO3(s) = Na2CO3(aq) + CO2(g) + H2O(l) =>
2 NaHCO3(s) = Na2CO3(aq) + CO2(g) + H2O(l)
C2H5OH + Mg = (C2H5O)2Mg + H2 =>
2 C2H5OH + Mg = (C2H5O)2Mg + H2
(CH2)7 + O2 = CO2 + H2O =>
2(CH2)7 + 21 O2 = 14 CO2 + 14 H2O
C2H6S + O2 = CO2 + H2O + SO2 =>
2 C2H6S + 9 O2 = 4 CO2 + 6 H2O + 2 SO2
Fe3O4 + O2 = Fe2O3 =>
4 Fe3O4 + O2 = 6 Fe2O3
[Ag(NH3)2]Cl + KCN = K3[Ag(CN)4] + NH3 + KCl =>
[Ag(NH3)2]Cl + 4 KCN = K3[Ag(CN)4] + 2 NH3 + KCl
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Pt + HNO3 = Pt(NO3)2 + NO2 + H2O =>
Pt + 4 HNO3 = Pt(NO3)2 + 2 NO2 + 2 H2O
Fe2 + Na3N = Fe3N2 + Na =>
3 Fe2 + 4 Na3N = 2 Fe3N2 + 12 Na
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Fe + K3[Fe(CN)6] + O + H2O = Fe3[Fe(CN)6]2 + KOH =>
3 Fe + 2 K3[Fe(CN)6] + 3 O + 3 H2O = Fe3[Fe(CN)6]2 + 6 KOH
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