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2 Fe + 6 HCl = 2 FeCl3 + 3 H2
Pb(OH)4 + Cu2O = PbO2 + CuOH =>
Pb(OH)4 + 2 Cu2O = PbO2 + 4 CuOH
Pb + HI = PbI2 + H2 =>
Pb + 2 HI = PbI2 + H2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
SO4{2-} + Ni{2+} = NiSO4 =>
SO4{2-} + Ni{2+} = NiSO4
Cl + NaI = NaCl + I2 =>
2 Cl + 2 NaI = 2 NaCl + I2
PbI2 + HNO3 = Pb(NO3)2 + HI =>
PbI2 + 2 HNO3 = Pb(NO3)2 + 2 HI
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cu(s) + S8(s) = CuS(s) =>
8 Cu(s) + S8(s) = 8 CuS(s)
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + NH4NO2 =>
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + 2 NH4NO2
Ba(NO3)2 + H2SO4 = BaSO4 + HNO3 =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3
Zn + HCl = ZnCl + H =>
Zn + HCl = ZnCl + H
KI + CaS = K2S + CaI2 =>
2 KI + CaS = K2S + CaI2
CaCl + H2O = HCl + CaOH =>
CaCl + H2O = HCl + CaOH
H2CO + O2 = CO2 + H2O =>
H2CO + O2 = CO2 + H2O
NaCl + BeF2 = NaF + BeCl2 =>
2 NaCl + BeF2 = 2 NaF + BeCl2
KOH + Co3(PO4)2 = K3(PO4) + Co(OH)2 =>
6 KOH + Co3(PO4)2 = 2 K3(PO4) + 3 Co(OH)2
NH3 = N2 + H3 =>
2 NH3 = N2 + 2 H3
Sn(NO2)4 + Pt3N4 = Sn3N4 + Pt(NO2)4 =>
3 Sn(NO2)4 + Pt3N4 = Sn3N4 + 3 Pt(NO2)4
C10H18O + O2 = CO2 + H2O =>
C10H18O + 14 O2 = 10 CO2 + 9 H2O
Ni(OH)2 + H2SO4 = NiSO4 + H2O =>
Ni(OH)2 + H2SO4 = NiSO4 + 2 H2O
CoCl2 + Na2S = CoS + Cl2Na2 =>
CoCl2 + Na2S = CoS + Cl2Na2
KOH + H2O = H3O + KO =>
KOH + H2O = H3O + KO
FeTiO3 + H2SO4 + H2O = FeSO4*7H2O + TiOSO4 =>
FeTiO3 + 2 H2SO4 + 5 H2O = FeSO4*7H2O + TiOSO4
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Cu3FeS3 + O2 = Cu + FeO + SO2 =>
2 Cu3FeS3 + 7 O2 = 6 Cu + 2 FeO + 6 SO2
Mg + Au(NO3)3 = Mg(NO3)2 + Au =>
3 Mg + 2 Au(NO3)3 = 3 Mg(NO3)2 + 2 Au
C2H6 + O = CO2 + H2O =>
C2H6 + 7 O = 2 CO2 + 3 H2O
KHCO3 + HCL = KCL + H2O + CO2 =>
KHCO3 + HCL = KCL + H2O + CO2
KHCO3 + HCl = KCl + H2O + CO2 =>
KHCO3 + HCl = KCl + H2O + CO2
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
BaO2 = O2 + BaO =>
2 BaO2 = O2 + 2 BaO
Ni(NO3)2 + NaOH = Ni(OH) + Na(NO3)2 =>
Ni(NO3)2 + NaOH = Ni(OH) + Na(NO3)2
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
(NH4)2CO3 + AlCl3 = Al2(CO3)3 + NH4Cl =>
3(NH4)2CO3 + 2 AlCl3 = Al2(CO3)3 + 6 NH4Cl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KCl + HNO3 = KNO3 + Cl2NOCl + H2O =>
3 KCl + 4 HNO3 = 3 KNO3 + Cl2NOCl + 2 H2O
FeCl3(aq) + Mn(s) = Fe(s) + MnCl2(aq) =>
2 FeCl3(aq) + 3 Mn(s) = 2 Fe(s) + 3 MnCl2(aq)
KCl + HNO3 = KNO3 + Cl2 + NOCl + H2O =>
3 KCl + 4 HNO3 = 3 KNO3 + Cl2 + NOCl + 2 H2O
CO + Fe3O4 = CO2 + Fe =>
4 CO + Fe3O4 = 4 CO2 + 3 Fe
FeCl3 + H2O = Fe(OH)3 + HCl =>
FeCl3 + 3 H2O = Fe(OH)3 + 3 HCl
CoCl2 + H2S = CoS + HCl =>
CoCl2 + H2S = CoS + 2 HCl
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
KlBr = Kl + Br =>
KlBr = Kl + Br
KlBr2 = Kl + Br =>
KlBr2 = Kl + 2 Br
Sm2O3 + SrCO3 + NiO = Sm15Sr05NiO4 + CO + O2 =>
30 Sm2O3 + 20 SrCO3 + 4 NiO = 4 Sm15Sr05NiO4 + 20 CO + 59 O2
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