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4 I2 + 4 H2O + H2S = H2SO4 + 8 HI
Na2CO3 + AlCl3 + H2O = Al(OH)3 + CO2 + NaCl =>
3 Na2CO3 + 2 AlCl3 + 3 H2O = 2 Al(OH)3 + 3 CO2 + 6 NaCl
KI + HCl + NaNO2 = I2 + KCl + NO + NaCl + H2O =>
2 KI + 4 HCl + 2 NaNO2 = I2 + 2 KCl + 2 NO + 2 NaCl + 2 H2O
KMnO4 + H2O + VCl3 = H3VO4 + KCl + MnCl2 + HCl =>
2 KMnO4 + 12 H2O + 5 VCl3 = 5 H3VO4 + 2 KCl + 2 MnCl2 + 9 HCl
HgNO3 + Ag = AgNO3 + Hg =>
HgNO3 + Ag = AgNO3 + Hg
CH3CH2SH + O2 = CO2 + H2O + SO2 =>
2 CH3CH2SH + 9 O2 = 4 CO2 + 6 H2O + 2 SO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
HClO + HI = HCl + I2 + H2O =>
HClO + 2 HI = HCl + I2 + H2O
BaN2O6 + Na3PO4 = NaNO3 + Ba3P2O8 =>
3 BaN2O6 + 2 Na3PO4 = 6 NaNO3 + Ba3P2O8
Co(NH3)6SO4 + O2 + H2O = Co(NH3)6(OH)3 + H2SO4 =>
4 Co(NH3)6SO4 + O2 + 10 H2O = 4 Co(NH3)6(OH)3 + 4 H2SO4
Pb(s) + Cl2(g) = PbCl4(s) =>
Pb(s) + 2 Cl2(g) = PbCl4(s)
Pb(NO3)2 + SO4 = PbSO4 + NO3 =>
Pb(NO3)2 + SO4 = PbSO4 + 2 NO3
Na + MgF2 = NaF + Mg =>
2 Na + MgF2 = 2 NaF + Mg
SO3 + CuO = SO4Cu =>
SO3 + CuO = SO4Cu
Cu(O)2 = Cu + O2 =>
Cu(O)2 = Cu + O2
PbO2 + NaNO2 + H2SO4 = PbSO4 + NaNO3 + H2O =>
PbO2 + NaNO2 + H2SO4 = PbSO4 + NaNO3 + H2O
Pb5 + N8 = Pb2N24 =>
2 Pb5 + 15 N8 = 5 Pb2N24
AgNO3(aq) + KI(aq) = AgI + KNO3 =>
AgNO3(aq) + KI(aq) = AgI + KNO3
Mg(s) + Co(NO3)2(aq) = Co(s) + Mg(NO3)2(aq) =>
Mg(s) + Co(NO3)2(aq) = Co(s) + Mg(NO3)2(aq)
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
ZnSO4 + KS = ZnS + KSO4 =>
ZnSO4 + KS = ZnS + KSO4
HL + H2SO4 = L2 + H2O + H2S =>
8 HL + H2SO4 = 4 L2 + 4 H2O + H2S
C2H5Cl + NaPb = (C2H5)5Pb + NaCl + Pb =>
5 C2H5Cl + 5 NaPb = (C2H5)5Pb + 5 NaCl + 4 Pb
Ba(OH)2 + Fe2(SO4)3 = BaSO4 + Fe(OH)3 =>
3 Ba(OH)2 + Fe2(SO4)3 = 3 BaSO4 + 2 Fe(OH)3
K(s) + H2O(l) = H2 + KOH =>
2 K(s) + 2 H2O(l) = H2 + 2 KOH
AlH2PO2 + Na2CO3 = NaH2PO2 + Al2O3 + C =>
2 AlH2PO2 + Na2CO3 = 2 NaH2PO2 + Al2O3 + C
NaOH + Pb(ClO3)2 = NaClO3 + Pb(OH)2 =>
2 NaOH + Pb(ClO3)2 = 2 NaClO3 + Pb(OH)2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
(PbOH)2CO3 = PbO + CO2 + H2O =>
(PbOH)2CO3 = 2 PbO + CO2 + H2O
K2[HgI4] + KSCN = K2[Hg(SCN)4] + KI =>
K2[HgI4] + 4 KSCN = K2[Hg(SCN)4] + 4 KI
AgNO3 + Na2SO4 = Ag2SO4 + NaNO3 =>
2 AgNO3 + Na2SO4 = Ag2SO4 + 2 NaNO3
FeCl2 + KNO2 + HCl = FeCl3 + NO + H2O + KCl =>
FeCl2 + KNO2 + 2 HCl = FeCl3 + NO + H2O + KCl
Cu + AuNO3 = Cu(NO3)2 + Au =>
Cu + 2 AuNO3 = Cu(NO3)2 + 2 Au
AgI + Na2S2 = Ag2S2 + NaI =>
2 AgI + Na2S2 = Ag2S2 + 2 NaI
AgCl2 + Al = AgAl + Cl2 =>
AgCl2 + Al = AgAl + Cl2
Fe2O3 + Cl + KOH = K2FeO4 + KCl + H2O =>
Fe2O3 + 6 Cl + 10 KOH = 2 K2FeO4 + 6 KCl + 5 H2O
K2S(aq) + Pb(NO3)2(aq) = K2(NO3)2 + PbS =>
K2S(aq) + Pb(NO3)2(aq) = K2(NO3)2 + PbS
H19COOH + O2 = CO2 + H2O =>
H19COOH + 5 O2 = CO2 + 10 H2O
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
SnCl4 = Sn + Cl2 =>
SnCl4 = Sn + 2 Cl2
Fe + PbNO32 = FeNO32 + Pb =>
Fe + PbNO32 = FeNO32 + Pb
C5H10O2 + NaOH = C2H5OH + C2H5COONa =>
C5H10O2 + NaOH = C2H5OH + C2H5COONa
Pb + MnO4{-} + H{+} = PbO2 + Mn + H2O =>
7 Pb + 4 MnO4{-} + 4 H{+} = 7 PbO2 + 4 Mn + 2 H2O
RbO + NO2 = RbNO3 =>
RbO + NO2 = RbNO3
Fe + PbNO32 = FeNO32 + Pb =>
Fe + PbNO32 = FeNO32 + Pb
SO3 + CuO = SO4Cu =>
SO3 + CuO = SO4Cu
N2O5 + KOH = KNO3 + H2O =>
N2O5 + 2 KOH = 2 KNO3 + H2O
Al(s) + I(s) = AlI =>
Al(s) + I(s) = AlI
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