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2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
C2H5OH(l) + Na = C2H5ONa + H2(g) =>
2 C2H5OH(l) + 2 Na = 2 C2H5ONa + H2(g)
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
NH4Cl + Ba(OH)2 = NH3 + BaCl2 + H2O =>
2 NH4Cl + Ba(OH)2 = 2 NH3 + BaCl2 + 2 H2O
Al + C = Al4C3 =>
4 Al + 3 C = Al4C3
MnO2 = Mn3O4 + O2 =>
3 MnO2 = Mn3O4 + O2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Hg(NO3)2 + NH4SCN = Hg(SCN)2 + NH4NO3 =>
Hg(NO3)2 + 2 NH4SCN = Hg(SCN)2 + 2 NH4NO3
NH4Cl + Ba(OH)2 = NH3 + BaCl2 + H2O =>
2 NH4Cl + Ba(OH)2 = 2 NH3 + BaCl2 + 2 H2O
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
I2 + Cl2 = ICl3 =>
I2 + 3 Cl2 = 2 ICl3
H2O + CO2 = H2CO3 =>
H2O + CO2 = H2CO3
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
PbO + O2 = Pb3O4 =>
6 PbO + O2 = 2 Pb3O4
(NH4)2SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Fe2O3 + SO2 + SO3 = FeSO4 =>
Fe2O3 + SO2 + SO3 = 2 FeSO4
(NH4)2SO4 + Ca(OH)2 = CaSO4 + NH3 + H2O =>
(NH4)2SO4 + Ca(OH)2 = CaSO4 + 2 NH3 + 2 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Ag + S = Ag2S =>
2 Ag + S = Ag2S
AgNO3 = Ag + NO2 + O2 =>
2 AgNO3 = 2 Ag + 2 NO2 + O2
P + N2O = P2O5 + N2 =>
2 P + 5 N2O = P2O5 + 5 N2
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
C4H10 + O2 = H2O + CO2 =>
2 C4H10 + 13 O2 = 10 H2O + 8 CO2
Al + F2 = AlF3 =>
2 Al + 3 F2 = 2 AlF3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
Cl2 + N2 = NCl3 =>
3 Cl2 + N2 = 2 NCl3
HCl + MnO2 = H2O + MnCl2 + Cl2 =>
4 HCl + MnO2 = 2 H2O + MnCl2 + Cl2
[Co(NH3)6]Cl2 = CoCl2 + NH3 =>
[Co(NH3)6]Cl2 = CoCl2 + 6 NH3
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
CH3CH2CH2OH + Na = CH3CH2CH2ONa + H2(g) =>
2 CH3CH2CH2OH + 2 Na = 2 CH3CH2CH2ONa + H2(g)
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
MnO2 = Mn3O4 + O2 =>
3 MnO2 = Mn3O4 + O2
CH3CH2CH(CH3)CH2OH + Na = CH3CH2CH(CH3)CH2ONa + H2(g) =>
2 CH3CH2CH(CH3)CH2OH + 2 Na = 2 CH3CH2CH(CH3)CH2ONa + H2(g)
HCl + MnO2 = H2O + MnCl2 + Cl2 =>
4 HCl + MnO2 = 2 H2O + MnCl2 + Cl2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NH4Cl + Ba(OH)2 = NH3 + BaCl2 + H2O =>
2 NH4Cl + Ba(OH)2 = 2 NH3 + BaCl2 + 2 H2O
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