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16 Al + 6 Fe3O4 = 8 Al2O3 + 9 Fe2
HCOOH + CH3OH = HCOOCH3 + H2O =>
HCOOH + CH3OH = HCOOCH3 + H2O
K3PO4 + Ca(NO3)2 = Ca3(PO4)2 + KNO3 =>
2 K3PO4 + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 KNO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
N2 + O2 = NO =>
N2 + O2 = 2 NO
CO + H2O = C5H10 + O2 =>
5 CO + 5 H2O = C5H10 + 5 O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cr{3+} + ClO4{-} + OH{-} = CrO4{2-} + Cl + H2O =>
7 Cr{3+} + 3 ClO4{-} + 32 OH{-} = 7 CrO4{2-} + 3 Cl + 16 H2O
Na + HNO3 = H + NaNO3 =>
Na + HNO3 = H + NaNO3
CH3OH + O2 = CO + H2O =>
CH3OH + O2 = CO + 2 H2O
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
N2O5 + CaO = Ca(NO3)2 =>
N2O5 + CaO = Ca(NO3)2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Pb(NO3)2 + FeCl3 = PbCl2 + Fe(NO3)3 =>
3 Pb(NO3)2 + 2 FeCl3 = 3 PbCl2 + 2 Fe(NO3)3
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
NaHCO3(aq) + H3C6H5O7(aq) = CO2(g) + H2O(l) + Na3C6H5O7(aq) =>
3 NaHCO3(aq) + H3C6H5O7(aq) = 3 CO2(g) + 3 H2O(l) + Na3C6H5O7(aq)
CH3OH + O2 = C + H2O =>
2 CH3OH + O2 = 2 C + 4 H2O
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
HNO3 + Sr(OH)2 = H2O + Sr(NO3)2 =>
2 HNO3 + Sr(OH)2 = 2 H2O + Sr(NO3)2
Na + HCl = H + NaCl =>
Na + HCl = H + NaCl
Al2S3 + HNO3 = S + Al(NO3)3 + NO2 + H2O =>
Al2S3 + 12 HNO3 = 3 S + 2 Al(NO3)3 + 6 NO2 + 6 H2O
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
Bi2S3 + NaCl = BiCl3 + Na2S =>
Bi2S3 + 6 NaCl = 2 BiCl3 + 3 Na2S
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
AL + NaOH + H2O = NaAL(OH)4 + H2 =>
2 AL + 2 NaOH + 6 H2O = 2 NaAL(OH)4 + 3 H2
MNO2 + H2SO4 = MNS2O8 + H2O =>
MNO2 + 2 H2SO4 = MNS2O8 + 2 H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Na + H2O = H + NaO =>
Na + H2O = 2 H + NaO
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C2H5OH + O2 = CO + H2O =>
C2H5OH + 2 O2 = 2 CO + 3 H2O
Fe(OH)2 + CO2 = FeCO3 + H2O =>
Fe(OH)2 + CO2 = FeCO3 + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
H2SO4 + MnS + As2(Cr2O7)5 = HMnO4 + AsH3 + Cr2(SO4)3 + H2O =>
149 H2SO4 + 46 MnS + 13 As2(Cr2O7)5 = 46 HMnO4 + 26 AsH3 + 65 Cr2(SO4)3 + 87 H2O
Pb(NO3)2 + Ba(OH)2 = Pb(OH)2 + Ba(NO3)2 =>
Pb(NO3)2 + Ba(OH)2 = Pb(OH)2 + Ba(NO3)2
NH4Cl + Ca(OH)2 = CaCl2 + H3N + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 H3N + 2 H2O
Zn + HNO3 = ZnN2O6 + NO + H2O =>
3 Zn + 8 HNO3 = 3 ZnN2O6 + 2 NO + 4 H2O
Pb(NO3)2 + Ba(OH)2 = Pb(OH)2 + Ba(NO3)2 =>
Pb(NO3)2 + Ba(OH)2 = Pb(OH)2 + Ba(NO3)2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
CH3CN + K2Cr2O7 + H2SO4 = CO2 + HNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CN + 8 K2Cr2O7 + 32 H2SO4 = 6 CO2 + 3 HNO3 + 8 Cr2(SO4)3 + 8 K2SO4 + 35 H2O
MnSO4 + KMnO4 + H2O = MnO2 + K2SO4 + H2SO4 =>
3 MnSO4 + 2 KMnO4 + 2 H2O = 5 MnO2 + K2SO4 + 2 H2SO4
C7H8 + H2O = CO + H2 =>
C7H8 + 7 H2O = 7 CO + 11 H2
Mg2 + Cl = MgCl2 =>
Mg2 + 4 Cl = 2 MgCl2
NaCl + Pb(NO3) = Na(NO3) + PbCl =>
NaCl + Pb(NO3) = Na(NO3) + PbCl
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