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Cu + O = CuO
Zn + OH{-} + H2O + NO3{-} = Zn(OH)4{2-} + NH3 =>
4 Zn + 7 OH{-} + 6 H2O + NO3{-} = 4 Zn(OH)4{2-} + NH3
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CO2 + LiOH = Li2CO3 + H2O =>
CO2 + 2 LiOH = Li2CO3 + H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
Al(OH)3 + HPO3 = Al(PO3)3 + H2O =>
Al(OH)3 + 3 HPO3 = Al(PO3)3 + 3 H2O
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
AgCl = Ag + Cl =>
AgCl = Ag + Cl
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
HCl + O2 = H2O + Cl =>
4 HCl + O2 = 2 H2O + 4 Cl
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaClO + NaCl + H2O = Cl2 + NaOH =>
NaClO + NaCl + H2O = Cl2 + 2 NaOH
CuO + CH4 = Cu + CO2 + H2O =>
4 CuO + CH4 = 4 Cu + CO2 + 2 H2O
H{+} + MnO4{-} + CH3CH2CHO = Mn{2+} + CH3COOH + H20 =>
60 H{+} + 20 MnO4{-} + 40 CH3CH2CHO = 20 Mn{2+} + 60 CH3COOH + 3 H20
C18H30O2 + CH3OH = C17H34O2 + C3H8O3 =>
30 C18H30O2 + 133 CH3OH = 32 C17H34O2 + 43 C3H8O3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
BaCl2 + K2(CO3) = Ba(CO3) + KCl =>
BaCl2 + K2(CO3) = Ba(CO3) + 2 KCl
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
Al + I2 = AlI =>
2 Al + I2 = 2 AlI
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Ca(NO3)2 + NaCl = CaCl2 + NaNO3 =>
Ca(NO3)2 + 2 NaCl = CaCl2 + 2 NaNO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Ca(NO3)2 + NaCl = CaCl2 + NaNO3 =>
Ca(NO3)2 + 2 NaCl = CaCl2 + 2 NaNO3
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
HCl + O2 = Cl + H2O =>
4 HCl + O2 = 4 Cl + 2 H2O
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
Ca + FeCl3 = CaCl2 + Fe =>
3 Ca + 2 FeCl3 = 3 CaCl2 + 2 Fe
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
HCl + O2 = Cl2 + H2O =>
4 HCl + O2 = 2 Cl2 + 2 H2O
Pb(NO3)2 + KOH = Pb(OH)2 + KNO3 =>
Pb(NO3)2 + 2 KOH = Pb(OH)2 + 2 KNO3
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
BaO2 + HCl = H2O2 + BaCl2 =>
BaO2 + 2 HCl = H2O2 + BaCl2
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
CH4 + Cl2 = CH3Cl + HCl =>
CH4 + Cl2 = CH3Cl + HCl
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
AlCl3 + NH3 + H2O = Al(OH)3 + NH4Cl =>
AlCl3 + 3 NH3 + 3 H2O = Al(OH)3 + 3 NH4Cl
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