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2 FeO3 + 3 C = 2 Fe + 3 CO2
SO4{-2} + NaOH = Na2SO4 + OH{-} =>
SO4{-2} + 2 NaOH = Na2SO4 + 2 OH{-}
K3PO4 + Al(NO3)3 = KNO3 + AlPO4 =>
K3PO4 + Al(NO3)3 = 3 KNO3 + AlPO4
CalciumIodide + LithiumCarbonate = CalciumCarbonate + LithiumIodide =>
CalciumIodide + LithiumCarbonate = CalciumCarbonate + LithiumIodide
CaI2 + Li2CO3 = CaCO3 + LiI =>
CaI2 + Li2CO3 = CaCO3 + 2 LiI
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
ZnO + C = Zn + CO2 =>
2 ZnO + C = 2 Zn + CO2
K + O2 = KO2 =>
K + O2 = KO2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2CO3 + KOH = K2CO3 + H2O =>
H2CO3 + 2 KOH = K2CO3 + 2 H2O
Pb(NO3)2 + Na2S = PbS + NaNO3 =>
Pb(NO3)2 + Na2S = PbS + 2 NaNO3
ZnSO4 + Al = Al2SO4 + Zn =>
ZnSO4 + 2 Al = Al2SO4 + Zn
ZnSO4 + Al = Al2(SO4)3 + Zn =>
3 ZnSO4 + 2 Al = Al2(SO4)3 + 3 Zn
Ca + HNO3 = CaNO3 + H2 =>
2 Ca + 2 HNO3 = 2 CaNO3 + H2
Na + Cl = NaCl2 =>
Na + 2 Cl = NaCl2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Fe + H3PO4 = Fe3(PO4)2 + H2 =>
3 Fe + 2 H3PO4 = Fe3(PO4)2 + 3 H2
Mg + HNO3 = MgNO3 + H2 =>
2 Mg + 2 HNO3 = 2 MgNO3 + H2
Fe + H3PO4 = Fe3(PO4)2 + H =>
3 Fe + 2 H3PO4 = Fe3(PO4)2 + 6 H
H2SO4 + Zn = ZnSO4 + H2 =>
H2SO4 + Zn = ZnSO4 + H2
Ca + HCl = CaCl + H2 =>
2 Ca + 2 HCl = 2 CaCl + H2
HCO3 + Al = AlCO3 + H2 =>
2 HCO3 + 2 Al = 2 AlCO3 + H2
Zn + FeSO4 = ZnSO4 + Fe =>
Zn + FeSO4 = ZnSO4 + Fe
Ca + AgNO3 = CaNO3 + Ag =>
Ca + AgNO3 = CaNO3 + Ag
PbCO3 + Mg = MgCO3 + Pb =>
PbCO3 + Mg = MgCO3 + Pb
Na + MgCl2 = NaCl + Mg =>
2 Na + MgCl2 = 2 NaCl + Mg
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Zn2O2 + HCl = ZnCl2 + H2O =>
Zn2O2 + 4 HCl = 2 ZnCl2 + 2 H2O
Hg2O2 = Hg + O =>
Hg2O2 = 2 Hg + 2 O
Al + CH3COOH = Al(C2H3O2)3 + H2 =>
2 Al + 6 CH3COOH = 2 Al(C2H3O2)3 + 3 H2
Ca(NO3)2 + H2SO4 = CaSO4 + HNO3 =>
Ca(NO3)2 + H2SO4 = CaSO4 + 2 HNO3
Al + CH3COOH = Al(C2H3O2)3 + H2 =>
2 Al + 6 CH3COOH = 2 Al(C2H3O2)3 + 3 H2
MgO + H2S = Mg2S2 + H2O =>
2 MgO + 2 H2S = Mg2S2 + 2 H2O
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
Cl2 + PbI4 = PbCl4 + I2 =>
2 Cl2 + PbI4 = PbCl4 + 2 I2
Li2O = Li + O2 =>
2 Li2O = 4 Li + O2
HF + Ca(OH)2 = H2O + CaF2 =>
2 HF + Ca(OH)2 = 2 H2O + CaF2
Ba2 + Ni(NO3)2 = Ba(NO3)2 + Ni =>
Ba2 + 2 Ni(NO3)2 = 2 Ba(NO3)2 + 2 Ni
Al + I2 = AlI3 =>
2 Al + 3 I2 = 2 AlI3
AgNO3 + Na2CrO4 = Ag2CrO4 + NaNO3 =>
2 AgNO3 + Na2CrO4 = Ag2CrO4 + 2 NaNO3
As + HNO3 = NO2 + H3AsO4 + H20 =>
20 As + 80 HNO3 = 80 NO2 + 20 H3AsO4 + H20
As + HNO3 = NO2 + H3AsO4 + H2O =>
As + 5 HNO3 = 5 NO2 + H3AsO4 + H2O
Sn + HNO3 = Sn(NO3)2 + NH4NO3 + H2O =>
4 Sn + 10 HNO3 = 4 Sn(NO3)2 + NH4NO3 + 3 H2O
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
Co + HgCl2 = CoCl3 + Hg =>
2 Co + 3 HgCl2 = 2 CoCl3 + 3 Hg
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
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