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2 NaSO4 + I2 = 2 NaI + 2 SO4
FeCl2 + HF = FeF2 + HCl =>
FeCl2 + 2 HF = FeF2 + 2 HCl
Pb(OH)2 + HIO2 = Pb(IO2)2 + H2O =>
Pb(OH)2 + 2 HIO2 = Pb(IO2)2 + 2 H2O
MgSO4(aq) + Na2CO3(aq) = MgCO3(s) + Na2SO4(aq) =>
MgSO4(aq) + Na2CO3(aq) = MgCO3(s) + Na2SO4(aq)
Mg(NO3)2 + H2O = MgOH + H(NO3)2 =>
Mg(NO3)2 + H2O = MgOH + H(NO3)2
H + I = HI =>
H + I = HI
TiCl4(l) + H2O = TiO2(s) + HCl(ac) =>
TiCl4(l) + 2 H2O = TiO2(s) + 4 HCl(ac)
S(g) + O2(g) = SO3(g) =>
2 S(g) + 3 O2(g) = 2 SO3(g)
I2 + HNO3 = I(NO3)2 + NO2 + H2O =>
I2 + 8 HNO3 = 2 I(NO3)2 + 4 NO2 + 4 H2O
CuNO3 + Ca(OH)2 = CuOH + Ca(NO3)2 =>
2 CuNO3 + Ca(OH)2 = 2 CuOH + Ca(NO3)2
Fe(NO2)3 + Ag = Ag(NO2) + Fe =>
Fe(NO2)3 + 3 Ag = 3 Ag(NO2) + Fe
CH3OH + KMnO4 = K2CO3 + MnO2 + H2O =>
CH3OH + 2 KMnO4 = K2CO3 + 2 MnO2 + 2 H2O
FeCl3(l) + NaOH(l) = Fe(OH)3(s) + NaCl(l) =>
FeCl3(l) + 3 NaOH(l) = Fe(OH)3(s) + 3 NaCl(l)
Na + Br2 = NaBr = =>
2 Na + Br2 = 2 NaBr
C2H5OH + NH3 = C2H5NH2 + HOH =>
C2H5OH + NH3 = C2H5NH2 + HOH
Cu(NO3)2 + H2SO4 = CuSO4 + HNO3 =>
Cu(NO3)2 + H2SO4 = CuSO4 + 2 HNO3
FeCl3 + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + KCl =>
4 FeCl3 + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 12 KCl
CH3OH = CO + H2 =>
CH3OH = CO + 2 H2
NaCl + NH3 + H2O = NH4Cl + Na + OH =>
NaCl + NH3 + H2O = NH4Cl + Na + OH
K2S + H2SO4 = K2SO4 + SO2 + H2O =>
K2S + 4 H2SO4 = K2SO4 + 4 SO2 + 4 H2O
Na2CO3 + NaClO3 + Cr(OH)3 = NaCl + Na2Cr2O7 + CO2 + H2O =>
Na2CO3 + NaClO3 + 2 Cr(OH)3 = NaCl + Na2Cr2O7 + CO2 + 3 H2O
SrCO3 + CuO + TeO2 + O2 = SrCuTe2O7 + CO2 =>
2 SrCO3 + 2 CuO + 4 TeO2 + O2 = 2 SrCuTe2O7 + 2 CO2
Fe + Si = Fe4Si3 =>
4 Fe + 3 Si = Fe4Si3
KCIO3 + I2 = KIO3 + CI2 =>
KCIO3 + I2 = KIO3 + CI2
FeCl2 + LiOH = Fe(OH)2 + LiCl =>
FeCl2 + 2 LiOH = Fe(OH)2 + 2 LiCl
Ba(NO3)2 + HCl = BaCl2 + NO3 + H =>
Ba(NO3)2 + 2 HCl = BaCl2 + 2 NO3 + 2 H
MnO4 + Al = Al2O3 + Mn =>
3 MnO4 + 8 Al = 4 Al2O3 + 3 Mn
CuFeS2 + O = SO2 + Cu + Fe =>
CuFeS2 + 4 O = 2 SO2 + Cu + Fe
K2CO3 + HI = KI + CO2 + H2O =>
K2CO3 + 2 HI = 2 KI + CO2 + H2O
Zn + NaNO3 + NaOH = Na3ZnO2 + NH3 + H2O =>
8 Zn + NaNO3 + 23 NaOH = 8 Na3ZnO2 + NH3 + 10 H2O
H2SO4 + NaOH + KOH = NaKSO4 + H2O =>
H2SO4 + NaOH + KOH = NaKSO4 + 2 H2O
NH2CH3H3O = NH3CH3H2O =>
NH2CH3H3O = NH3CH3H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
HClO + HCl = H2O + Cl2 =>
HClO + HCl = H2O + Cl2
H3CrO8 + H2SO4 = Cr2(SO4)3 + O2 + H2O =>
2 H3CrO8 + 3 H2SO4 = Cr2(SO4)3 + 5 O2 + 6 H2O
OHNO3 + I2 = HIO3 + NO2 + H2O =>
10 OHNO3 + 3 I2 = 6 HIO3 + 10 NO2 + 2 H2O
MgSO4 + NaOH = (MgOH)2SO4 + Na2SO4 =>
2 MgSO4 + 2 NaOH = (MgOH)2SO4 + Na2SO4
C8H16 + O = CO + H2O =>
C8H16 + 16 O = 8 CO + 8 H2O
ZnCO3 = CO2 + ZnO =>
ZnCO3 = CO2 + ZnO
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
MgF2 + Ca = CaF2 + Mg =>
MgF2 + Ca = CaF2 + Mg
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
Pb + C + O3 = PbCO3 =>
Pb + C + O3 = PbCO3
ZnCl2 + HNO3 + H2O = H2ZnO3 + NO + HCl =>
3 ZnCl2 + 2 HNO3 + 5 H2O = 3 H2ZnO3 + 2 NO + 6 HCl
Al(OH)3 + H2S = Al2S3 + HOH =>
2 Al(OH)3 + 3 H2S = Al2S3 + 6 HOH
Mg3(PO4)2 + PbS = MgS + Pb3(PO4)2 =>
Mg3(PO4)2 + 3 PbS = 3 MgS + Pb3(PO4)2
MnO2 + H2O + SrOH = Sr2[Mn(OH)6] =>
MnO2 + 2 H2O + 2 SrOH = Sr2[Mn(OH)6]
C2H5NO2 + HCl + Fe = C2H5NH2 + FeCl2 + H2O =>
C2H5NO2 + 6 HCl + 3 Fe = C2H5NH2 + 3 FeCl2 + 2 H2O
NaI + HF = NaF + HI =>
NaI + HF = NaF + HI
MgO + O = Mg2O4 =>
2 MgO + 2 O = Mg2O4
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