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2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
NiCl2 + K2Co3 = NiCo3 + KCl =>
NiCl2 + K2Co3 = NiCo3 + 2 KCl
H2O + CO2 + N2 = HCN + O2 =>
2 H2O + 4 CO2 + 2 N2 = 4 HCN + 5 O2
K2Cr2O7 + SnCl2 + HCl = KCl + CrCl3 + SnCl4 + H2O =>
K2Cr2O7 + 3 SnCl2 + 14 HCl = 2 KCl + 2 CrCl3 + 3 SnCl4 + 7 H2O
Pb + HNO3 = Pb(NO3)2 + NO2 + H2O =>
Pb + 4 HNO3 = Pb(NO3)2 + 2 NO2 + 2 H2O
Al(NO3)3 + H2SO4 = Al2(SO4)3 + HNO3 =>
2 Al(NO3)3 + 3 H2SO4 = Al2(SO4)3 + 6 HNO3
C36H74 + O2 = C17H35COOH + H2O =>
2 C36H74 + 5 O2 = 4 C17H35COOH + 2 H2O
CO2 + H2O + N2 = C9H28O2N + O2 =>
18 CO2 + 28 H2O + N2 = 2 C9H28O2N + 30 O2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
NH4OH = N2 + NH4 + H2O =>
8 NH4OH = N2 + 6 NH4 + 8 H2O
SiO2(s)CaCO3(s) = CaSiO3CO2(g) =>
SiO2(s)CaCO3(s) = CaSiO3CO2(g)
Pb + H2(SO4) = Pb(SO4) + H2 =>
Pb + H2(SO4) = Pb(SO4) + H2
Fe3 + S2 = Fe3S2 =>
Fe3 + S2 = Fe3S2
Pb(NO3)2NaOH = Pb(OH)Na(NO3)2 =>
Pb(NO3)2NaOH = Pb(OH)Na(NO3)2
FeI2 + Cl2 = FeCl2 + I2 =>
FeI2 + Cl2 = FeCl2 + I2
(ZnCO3) = ZnO + CO2 =>
(ZnCO3) = ZnO + CO2
KHC4H4O6HCl = KClC4H6O6 =>
KHC4H4O6HCl = KClC4H6O6
KClO3 + SiC2H6O = KCl + SiO2 + CO2 + H2O =>
8 KClO3 + 3 SiC2H6O = 8 KCl + 3 SiO2 + 6 CO2 + 9 H2O
C3H8 = C + H2 =>
C3H8 = 3 C + 4 H2
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
KClO3 + Na2SO3 + H2SO4 = Na2SO4 + K2SO4 + Cl2 + H2O =>
2 KClO3 + 5 Na2SO3 + H2SO4 = 5 Na2SO4 + K2SO4 + Cl2 + H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Be(OH)2 + KOH = K + BeO2 + H2O =>
Be(OH)2 + 2 KOH = 2 K + BeO2 + 2 H2O
SO3 + HCl = SO3Cl + H =>
SO3 + HCl = SO3Cl + H
CrCl3 + KOH + Br2 = H2O + KBr + KCl + K2CrO4 =>
2 CrCl3 + 16 KOH + 3 Br2 = 8 H2O + 6 KBr + 6 KCl + 2 K2CrO4
Cl + Fe = FeCl3 =>
3 Cl + Fe = FeCl3
NaOH + SO2 + CuO = Cu + Na2SO4 + H2O =>
2 NaOH + SO2 + CuO = Cu + Na2SO4 + H2O
V2O5(s) + HCl(aq) = VOCl3(aq) + H2O =>
V2O5(s) + 6 HCl(aq) = 2 VOCl3(aq) + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CaCl2(aq) + KF(aq) = CaF2(s) + KCl(aq) =>
CaCl2(aq) + 2 KF(aq) = CaF2(s) + 2 KCl(aq)
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
N + H = NH3 = =>
N + 3 H = NH3
Br2 + LiI = LiBr + I2 =>
Br2 + 2 LiI = 2 LiBr + I2
K2[HgI4] + NaOH = KOH + Na2[HgI4] =>
K2[HgI4] + 2 NaOH = 2 KOH + Na2[HgI4]
ZnCl2 + H2O = Zn(OH)2 + HCl =>
ZnCl2 + 2 H2O = Zn(OH)2 + 2 HCl
Al2O3 + NaOH + HF = Na3AlF6 + H2O =>
Al2O3 + 6 NaOH + 12 HF = 2 Na3AlF6 + 9 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
N + F = NF3 =>
N + 3 F = NF3
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
Bi2S3 + HNO3 = Bi(NO3)3 + NO + S + H2O =>
Bi2S3 + 8 HNO3 = 2 Bi(NO3)3 + 2 NO + 3 S + 4 H2O
(NH4)HCO3 + HCl = CO2 + H2O + NH4Cl =>
(NH4)HCO3 + HCl = CO2 + H2O + NH4Cl
N2 + H2 = N2H2 =>
N2 + H2 = N2H2
Zn(NO3)2 + HCl = ZnCl2 + HNO3 =>
Zn(NO3)2 + 2 HCl = ZnCl2 + 2 HNO3
H2S + HMnO4 = SO2 + MnS + H2O =>
11 H2S + 6 HMnO4 = 5 SO2 + 6 MnS + 14 H2O
BaCl2 + H2O2 = BaO2 + HCl =>
BaCl2 + H2O2 = BaO2 + 2 HCl
AlCl3 + NaOH + H2O = Na3Al(OH)6 + HCl =>
AlCl3 + 3 NaOH + 3 H2O = Na3Al(OH)6 + 3 HCl
NiS + Li = Li2S + Ni =>
NiS + 2 Li = Li2S + Ni
FeS + H2OCl = FeCl + H2OS =>
FeS + H2OCl = FeCl + H2OS
CuO + NH4Cl = Cu + CuCl2 + N2 + H2O =>
4 CuO + 2 NH4Cl = 3 Cu + CuCl2 + N2 + 4 H2O
C6H5OH + FeCl3 = [Fe(OC6H5)6] + H + Cl =>
6 C6H5OH + FeCl3 = [Fe(OC6H5)6] + 6 H + 3 Cl
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