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Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
B2O3 + C = B4C3 + CO2 =>
2 B2O3 + 6 C = B4C3 + 3 CO2
Cu + S8 = Cu2S =>
16 Cu + S8 = 8 Cu2S
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
HBr + Al = H2 + AlBr3 =>
6 HBr + 2 Al = 3 H2 + 2 AlBr3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2 + CO = CH3OH =>
2 H2 + CO = CH3OH
Mg + AlCl3 = MgCl2 + Al =>
3 Mg + 2 AlCl3 = 3 MgCl2 + 2 Al
Al(s) + HCl(aq) = AlCl3(aq) + H2(g) =>
2 Al(s) + 6 HCl(aq) = 2 AlCl3(aq) + 3 H2(g)
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
HC2H3O2 + NaOH = H2O + NaC2H3O2 =>
HC2H3O2 + NaOH = H2O + NaC2H3O2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
PbN2O6 + K2CZRO4 = PbCZRO4 + KNO3 =>
PbN2O6 + K2CZRO4 = PbCZRO4 + 2 KNO3
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
HC2H3O2 + NaOH = H2O + NaC2H3O2 =>
HC2H3O2 + NaOH = H2O + NaC2H3O2
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
PbN2O6 + K2CrO4 = PbCrO4 + KNO3 =>
PbN2O6 + K2CrO4 = PbCrO4 + 2 KNO3
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
FeCl2 + K2S = FeS + KCl =>
FeCl2 + K2S = FeS + 2 KCl
NiS(s) + O2(g) = NiO(s) + SO2(g) =>
2 NiS(s) + 3 O2(g) = 2 NiO(s) + 2 SO2(g)
NaOH + Cl2 = NaCl + NaClO3 + H2O =>
6 NaOH + 3 Cl2 = 5 NaCl + NaClO3 + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CO2 + Na2O = Na2CO3 =>
CO2 + Na2O = Na2CO3
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Na2CO3 + AgNO3 = Na2NO3 + AgCO3 =>
Na2CO3 + AgNO3 = Na2NO3 + AgCO3
Sb + C12 = SbC13 =>
12 Sb + 13 C12 = 12 SbC13
C + CaO = CaC2 + CO =>
3 C + CaO = CaC2 + CO
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2(g) + CO(g) = CH3OH(l) =>
2 H2(g) + CO(g) = CH3OH(l)
Zn + NiN2O6 = ZnN2O6 + Ni =>
Zn + NiN2O6 = ZnN2O6 + Ni
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
NiCl2O6 = NiCl2 + O2 =>
NiCl2O6 = NiCl2 + 3 O2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
B2O3(s) + C(s) = B4C3(s) + CO2(g) =>
2 B2O3(s) + 6 C(s) = B4C3(s) + 3 CO2(g)
Fe + I2 = FeI2 =>
Fe + I2 = FeI2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C + CaO = CaC2 + CO =>
3 C + CaO = CaC2 + CO
CaCl2 + KOH = Ca(OH)2 + KCl =>
CaCl2 + 2 KOH = Ca(OH)2 + 2 KCl
HCl + Ca(OH)2 = H(OH)2 + CaCl =>
HCl + Ca(OH)2 = H(OH)2 + CaCl
Ca(ClO3)2 = CaCl2 + O2 =>
Ca(ClO3)2 = CaCl2 + 3 O2
CH3CH2OH + O2 = CH3CHO + H2O =>
2 CH3CH2OH + O2 = 2 CH3CHO + 2 H2O
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C2H4 + O2 = CO2 + H =>
C2H4 + 2 O2 = 2 CO2 + 4 H
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