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Zn + CO = ZnO + C
CaS + Na = NaS + Ca =>
CaS + Na = NaS + Ca
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
FS = SF =>
FS = SF
Zn + NaOH + H2O = Na2Zn(OH)4 + H2 =>
Zn + 2 NaOH + 2 H2O = Na2Zn(OH)4 + H2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
AlBr3 + Cl = AlCl3 + Br =>
AlBr3 + 3 Cl = AlCl3 + 3 Br
K2HPO4 + Ca(OH)2 = Ca3(PO4)2 + K3PO4 + H2O =>
6 K2HPO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 4 K3PO4 + 6 H2O
HCl + Mn + HNO3 = MnCl2 + NO2 + H2O =>
2 HCl + Mn + 2 HNO3 = MnCl2 + 2 NO2 + 2 H2O
NiCO3 + AlCl3 = AlCO3 + NiCl3 =>
NiCO3 + AlCl3 = AlCO3 + NiCl3
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
CuNaCl = NaCl(Cu) =>
CuNaCl = NaCl(Cu)
MgCO3 + H2Cl2 = MgCl2 + H2O + CO2 =>
MgCO3 + H2Cl2 = MgCl2 + H2O + CO2
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
H2SeO3 + Fe = FeSeO3 + H2 =>
H2SeO3 + Fe = FeSeO3 + H2
Li + Zn2O2 = Zn2 + LiO2 =>
Li + Zn2O2 = Zn2 + LiO2
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ni + H2O = Ni2H2O =>
2 Ni + H2O = Ni2H2O
Mn + HI = H2 + MnI3 =>
2 Mn + 6 HI = 3 H2 + 2 MnI3
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
CuSO4LiOH = CuOHLiSO4 =>
CuSO4LiOH = CuOHLiSO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
N2 + Al = Al2N3 =>
3 N2 + 4 Al = 2 Al2N3
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Ae + O2 = Ae2O3 =>
4 Ae + 3 O2 = 2 Ae2O3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
Mn + HCl = MnCl2 + H2 =>
Mn + 2 HCl = MnCl2 + H2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
K2SO3 + KMnO4 + HCl = K2SO4 + MnCl2 + H2O + KCl =>
5 K2SO3 + 2 KMnO4 + 6 HCl = 5 K2SO4 + 2 MnCl2 + 3 H2O + 2 KCl
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
NaI + H2SO4 = NaSO4 + H2S + I2 + H2O =>
4 NaI + 5 H2SO4 = 4 NaSO4 + H2S + 2 I2 + 4 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Fe(s) + O2(g) + H2O = Fe(OH)2(s) =>
2 Fe(s) + O2(g) + 2 H2O = 2 Fe(OH)2(s)
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Hg + Cu(NO3)2 = Cu + Hg(NO3)2 =>
Hg + Cu(NO3)2 = Cu + Hg(NO3)2
PbCl4 + H2O = PbO2 + HCl =>
PbCl4 + 2 H2O = PbO2 + 4 HCl
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