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2 NH4HSO4 = (NH4)2SO4 + H2SO4
Pb + Al2O3 = Al + PbO2 =>
3 Pb + 2 Al2O3 = 4 Al + 3 PbO2
CO2 + H2O + SO3 = C6H6S + O2 =>
6 CO2 + 3 H2O + SO3 = C6H6S + 9 O2
FeTiO3 + HF = H2TiF6 + H2Fe2F6 + H2O =>
2 FeTiO3 + 18 HF = 2 H2TiF6 + H2Fe2F6 + 6 H2O
P2O3 + HCl = P + HClO =>
P2O3 + 3 HCl = 2 P + 3 HClO
Al + H{2}(SO){4} = Al{2}(SO{4}){3} + H =>
Al + H{2}(SO){4} = Al{2}(SO{4}){3} + H
HBrO2 = H{+} + BrO2{-} =>
HBrO2 = H{+} + BrO2{-}
K4[Fe(CN)6] = Fe3C + C + N2 + KCN =>
3 K4[Fe(CN)6] = Fe3C + 5 C + 3 N2 + 12 KCN
C10H20O + Na2Cr2O7 + H2SO4 = H2O + Cr2(SO4)3 + Na + C10H18O =>
4 C10H20O + Na2Cr2O7 + 3 H2SO4 = 7 H2O + Cr2(SO4)3 + 2 Na + 4 C10H18O
C4H10O + NH4Br + H2SO4 = C4H9Br + H2O + NH4HSO4 =>
C4H10O + NH4Br + H2SO4 = C4H9Br + H2O + NH4HSO4
Al + NH4 + ClO4 = AlCl3 + H2O + N2 =>
Al + 6 NH4 + 3 ClO4 = AlCl3 + 12 H2O + 3 N2
Ca(ClO7)2 + KI + HCl = CaCl2 + KCl + I2 + H2O =>
Ca(ClO7)2 + 28 KI + 28 HCl = CaCl2 + 28 KCl + 14 I2 + 14 H2O
S2O8{2-} + Cl{-} + HO{-} = SO4{2-} + ClO{-} + H{+} =>
S2O8{2-} + Cl{-} + HO{-} = 2 SO4{2-} + ClO{-} + H{+}
CuF2 + CaCl2 = CuCl2 + CaF2 =>
CuF2 + CaCl2 = CuCl2 + CaF2
Ni{2+} + Fe{2+} = Fe{3+} + Ni =>
Ni{2+} + 2 Fe{2+} = 2 Fe{3+} + Ni
CH4(g) + Br(g) = CBr4(l) + HBr(g) =>
CH4(g) + 8 Br(g) = CBr4(l) + 4 HBr(g)
Mn + H2SO4 = MnH2SO4 =>
Mn + H2SO4 = MnH2SO4
C6H8O7 + KHCO3 = K3C6H5O7 + H2O + CO2 =>
C6H8O7 + 3 KHCO3 = K3C6H5O7 + 3 H2O + 3 CO2
ClO3{-} + H{+} = Cl2 + O2 + H2O =>
4 ClO3{-} + 4 H{+} = 2 Cl2 + 5 O2 + 2 H2O
H2O + SiO2 + MgCO3 = Mg3Si4O10(OH)2 + CO2 =>
H2O + 4 SiO2 + 3 MgCO3 = Mg3Si4O10(OH)2 + 3 CO2
Hg + HNO3 = NO2 + Hg(NO3)2 + H2O =>
Hg + 4 HNO3 = 2 NO2 + Hg(NO3)2 + 2 H2O
NaHSO4 + HNO3 = NaNO3 + SO3 + H2O =>
NaHSO4 + HNO3 = NaNO3 + SO3 + H2O
Pb + Fe(C2H3O2)3 = Pb(C2H3O2)4 + Fe =>
3 Pb + 4 Fe(C2H3O2)3 = 3 Pb(C2H3O2)4 + 4 Fe
FeCl3 + H2O2 = Cl2 + Fe(OH)3 =>
2 FeCl3 + 3 H2O2 = 3 Cl2 + 2 Fe(OH)3
FeI2 + (NH4)2S = FeS + (NH4)I =>
FeI2 + (NH4)2S = FeS + 2(NH4)I
H4P2O7 + Fe(OH)2 = Fe2(P2O7) + H2O =>
H4P2O7 + 2 Fe(OH)2 = Fe2(P2O7) + 4 H2O
N2O4 + N2H4 = N2 + H2O =>
N2O4 + 2 N2H4 = 3 N2 + 4 H2O
C2H4O2 + KOH = H2O + KC2H3O2 =>
C2H4O2 + KOH = H2O + KC2H3O2
H2S + Ag(NO3) = Ag2S + HNO3 =>
H2S + 2 Ag(NO3) = Ag2S + 2 HNO3
Ba(Cn)2 + H2SO4 = BaSO4 + HCn =>
Ba(Cn)2 + H2SO4 = BaSO4 + 2 HCn
AgCl + Na3Po4 = NaCl + Ag3Po4 =>
3 AgCl + Na3Po4 = 3 NaCl + Ag3Po4
NaBr(aq) + Cl2(aq) = NaCl + Br2(aq) =>
2 NaBr(aq) + Cl2(aq) = 2 NaCl + Br2(aq)
AgClO4 + NaI = NaClO4 + AgI =>
AgClO4 + NaI = NaClO4 + AgI
Mg(OH)2 + H3PO4 = [(MgOH)3]PO4 + H2O =>
3 Mg(OH)2 + H3PO4 = [(MgOH)3]PO4 + 3 H2O
NH4 + HS = NH4HS =>
NH4 + HS = NH4HS
Be(OH)2 + Na2SO4 = BeSO4 + NaOH =>
Be(OH)2 + Na2SO4 = BeSO4 + 2 NaOH
C3H5(C18H35O2)2 + O2 = CO2 + H2O =>
4 C3H5(C18H35O2)2 + 223 O2 = 156 CO2 + 150 H2O
SrO2(s) + H2SO4(aq) = SrSO4(s) + H2O2(aq) =>
SrO2(s) + H2SO4(aq) = SrSO4(s) + H2O2(aq)
ClCH2CO2H + NaOH = ClCH2CO2{-} + Na{+} + H2O =>
ClCH2CO2H + NaOH = ClCH2CO2{-} + Na{+} + H2O
CH3COOH + NaOH = NaCH3COO + H2O =>
CH3COOH + NaOH = NaCH3COO + H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
C3H6O + Ag2O = C3H6O2 + Ag2 =>
C3H6O + Ag2O = C3H6O2 + Ag2
NaHCO3 + C4H6O6 = CO2 + Na2C4H4O5 + H2O =>
10 NaHCO3 + 6 C4H6O6 = 14 CO2 + 5 Na2C4H4O5 + 13 H2O
ZnCl2 + KOH = Zn(OH) + K(Cl2) =>
ZnCl2 + KOH = Zn(OH) + K(Cl2)
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Pb(s) + AgNO3(aq) = Pb(NO3)2 + Ag(s) =>
Pb(s) + 2 AgNO3(aq) = Pb(NO3)2 + 2 Ag(s)
(CH3)3CCl + O2 = CO2 + H2O + Cl2 =>
4(CH3)3CCl + 25 O2 = 16 CO2 + 18 H2O + 2 Cl2
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
NH4OH + CHCl3 = NH4Cl + CH2O + Cl2 =>
NH4OH + CHCl3 = NH4Cl + CH2O + Cl2
H2O + CaO = Ca{2+} + HO{-} =>
H2O + CaO = Ca{2+} + 2 HO{-}
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