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3 Fe3O4 + 28 HNO3 = 9 Fe(NO3)3 + 14 H2O + NO
PbS + Cu2S + HNO3 = Pb(NO3)2 + Cu(NO3)2(NO)2 + S + H2O =>
4 PbS + Cu2S + 16 HNO3 = 4 Pb(NO3)2 + 2 Cu(NO3)2(NO)2 + 5 S + 8 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Br + Fe = FeBr3 =>
3 Br + Fe = FeBr3
PH5 + O2 = O10P4 + H2O =>
4 PH5 + 10 O2 = O10P4 + 10 H2O
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
Br2 + Fe = FeBr3 =>
3 Br2 + 2 Fe = 2 FeBr3
O2 + S = SO2 =>
O2 + S = SO2
NH4Cl + NaOH = NH3 + NaCl + H2O =>
NH4Cl + NaOH = NH3 + NaCl + H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
(NH4)2CO3 + H2SO4 = (NH4)2SO4 + CO2 + H2O =>
(NH4)2CO3 + H2SO4 = (NH4)2SO4 + CO2 + H2O
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
BaCl2 + H2O + K2Cr2O7 = BaCrO4 + HCl + KCl =>
2 BaCl2 + H2O + K2Cr2O7 = 2 BaCrO4 + 2 HCl + 2 KCl
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2 + WO3 = H2O + W =>
3 H2 + WO3 = 3 H2O + W
H2SO4 + KOH = H2O + K2SO4 =>
H2SO4 + 2 KOH = 2 H2O + K2SO4
FeS2 + H2SO4 = Fe2(SO4)3 + H2O + SO2 =>
2 FeS2 + 14 H2SO4 = Fe2(SO4)3 + 14 H2O + 15 SO2
H + S = H2S =>
2 H + S = H2S
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
AlH3O3 + HNO3 = AlN3O9 + H2O =>
AlH3O3 + 3 HNO3 = AlN3O9 + 3 H2O
Fe(OH)2 + HNO3 = Fe(NO3)2 + H2O =>
Fe(OH)2 + 2 HNO3 = Fe(NO3)2 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
HCl + MgO = H2O + MgCl2 =>
2 HCl + MgO = H2O + MgCl2
Pb(NO3)2 + NiSO4(H2O)6 = Pb(H2O)6 + NiSO4(NO3)2 =>
Pb(NO3)2 + NiSO4(H2O)6 = Pb(H2O)6 + NiSO4(NO3)2
HNO3 + P = H2O + H3PO4 + NO2 =>
5 HNO3 + P = H2O + H3PO4 + 5 NO2
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
CH3CH2OH + O2 = H2O + CO2 =>
CH3CH2OH + 3 O2 = 3 H2O + 2 CO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
N2 + Na = Na3N =>
N2 + 6 Na = 2 Na3N
H + S = H2S =>
2 H + S = H2S
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
HNO3 + NaOH = H2O + NaNO3 =>
HNO3 + NaOH = H2O + NaNO3
KClO3 + KOH + MnO2 = H2O + K2MnO4 + KCl =>
KClO3 + 6 KOH + 3 MnO2 = 3 H2O + 3 K2MnO4 + KCl
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
K + S = K2S =>
2 K + S = K2S
C3H5(OH)3 + Na = C3H5O3Na3 + H2 =>
2 C3H5(OH)3 + 6 Na = 2 C3H5O3Na3 + 3 H2
NiSO4 + HNO3 + H2SO4 = Ni2(SO4)3 + NO2 + H2O =>
2 NiSO4 + 2 HNO3 + H2SO4 = Ni2(SO4)3 + 2 NO2 + 2 H2O
H2O + Na = H2 + NaOH =>
2 H2O + 2 Na = H2 + 2 NaOH
CaO + P2O5 = Ca3(PO4)2 =>
3 CaO + P2O5 = Ca3(PO4)2
N2 + O2 = NO =>
N2 + O2 = 2 NO
Mg + HCl = Mg(Cl)2 + H2 =>
Mg + 2 HCl = Mg(Cl)2 + H2
CuSO4 + NH3 = Cu(NH3)4SO4 =>
CuSO4 + 4 NH3 = Cu(NH3)4SO4
N2 + O2 = NO =>
N2 + O2 = 2 NO
C + SiO2 = CO + Si =>
2 C + SiO2 = 2 CO + Si
Ag(s) + CuSO4(aq) = Cu(s) + Ag2SO4(s) =>
2 Ag(s) + CuSO4(aq) = Cu(s) + Ag2SO4(s)
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
CaI2 + Hg(NO3)2 = Ca(NO3)2 + HgI2 =>
CaI2 + Hg(NO3)2 = Ca(NO3)2 + HgI2
H2O + Li = H2 + LiOH =>
2 H2O + 2 Li = H2 + 2 LiOH
CO2 + NaOH = H2O + Na2CO3 =>
CO2 + 2 NaOH = H2O + Na2CO3
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