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3 Eu2O3 + 5 Fe2O3 = 2 Eu3Fe5O12
SO2 + H2SO4 = SOSO4 + H2O =>
SO2 + H2SO4 = SOSO4 + H2O
CaCl2 + Ba(OH)2 = BaCl2 + Ca(OH)2 =>
CaCl2 + Ba(OH)2 = BaCl2 + Ca(OH)2
CrCl3*6H2O = Cr + Cl + H2O =>
CrCl3*6H2O = Cr + 3 Cl + 6 H2O
CH3COCl + (CH3)3COH = CH3COCH3CH3CH3CO + HCl =>
CH3COCl + (CH3)3COH = CH3COCH3CH3CH3CO + HCl
Zn + HNO3 = Zn(NO3)2 + H2 =>
Zn + 2 HNO3 = Zn(NO3)2 + H2
Hg + I2 = HgI =>
2 Hg + I2 = 2 HgI
Al(NO3)3 + Co(NO3)2 = Co(Al2O4) + NO2 + O2 =>
2 Al(NO3)3 + Co(NO3)2 = Co(Al2O4) + 8 NO2 + 2 O2
CaNO + KCO = CaCO + KNO =>
CaNO + KCO = CaCO + KNO
SiH4 + O2 = Si(OH)2 + H2 =>
SiH4 + O2 = Si(OH)2 + H2
Zn + KNO2 + NaOH + H2O = NH3 + Na2Zn(OH)4 + K2Zn(OH)4 =>
6 Zn + 2 KNO2 + 10 NaOH + 10 H2O = 2 NH3 + 5 Na2Zn(OH)4 + K2Zn(OH)4
Al2O3 + HC2H3O2 = Al(C2H3O2)3 + H2O =>
Al2O3 + 6 HC2H3O2 = 2 Al(C2H3O2)3 + 3 H2O
Au2 + Mg3 = Au2Mg =>
3 Au2 + Mg3 = 3 Au2Mg
K2Cr2O7 + KCl + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + Cl2 =>
K2Cr2O7 + 6 KCl + 7 H2SO4 = 4 K2SO4 + Cr2(SO4)3 + 7 H2O + 3 Cl2
FeCO3 + CH3COOH = FeCH2O + CO3CH3 =>
FeCO3 + 2 CH3COOH = FeCH2O + 2 CO3CH3
Pb(NO3)2 + H2 = PbO + NO2 + H2O =>
Pb(NO3)2 + H2 = PbO + 2 NO2 + H2O
MnSO4 + NaClO + NaOH = MnO2 + NaCl + H2O + Na2SO4 =>
MnSO4 + NaClO + 2 NaOH = MnO2 + NaCl + H2O + Na2SO4
SnO2 + C = Sn + CO =>
SnO2 + 2 C = Sn + 2 CO
C2H6 + OH = CO2 + H2O =>
C2H6 + 14 OH = 2 CO2 + 10 H2O
KMnO4 + H3PO3 = MnO2 + KH2PO4 + H3PO4 + H2O =>
2 KMnO4 + 3 H3PO3 = 2 MnO2 + 2 KH2PO4 + H3PO4 + H2O
KI(Aq) + F2 = I2(s) + KF(Aq) =>
2 KI(Aq) + F2 = I2(s) + 2 KF(Aq)
HKSO4 + KHO = K2SO4 + H2O =>
HKSO4 + KHO = K2SO4 + H2O
Pb3O4 = PbO + O2 =>
2 Pb3O4 = 6 PbO + O2
BaO + PO3 = BaPO4 =>
BaO + PO3 = BaPO4
ZnN + NaOH = ZnOH + NaN =>
ZnN + NaOH = ZnOH + NaN
NaClO + CaCO3 = NaCO3 + CaClO =>
NaClO + CaCO3 = NaCO3 + CaClO
Fe + Au2SO4 = FeSO4 + Au =>
Fe + Au2SO4 = FeSO4 + 2 Au
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
AgNO3 + K2Fe(CN6) = AgFe(CN6) + K2NO3 =>
AgNO3 + K2Fe(CN6) = AgFe(CN6) + K2NO3
Pb3O4 = PbO + O2 =>
2 Pb3O4 = 6 PbO + O2
Fe + Pb(ClO4)2 = Fe(ClO4)2 + Pb =>
Fe + Pb(ClO4)2 = Fe(ClO4)2 + Pb
CO(NH2)2 + H2SO4 + H2O = CS(NH2)2 + H2O2 =>
CO(NH2)2 + H2SO4 + 3 H2O = CS(NH2)2 + 4 H2O2
C13H8O + NaBH4 + CH3CH2OH = C13H10O + NaB(OCH3)4 =>
80 C13H8O + 11 NaBH4 + 48 CH3CH2OH = 84 C13H10O + 11 NaB(OCH3)4
C6H8O7 + NaOH = Na3(C6H5O7) + H2O =>
C6H8O7 + 3 NaOH = Na3(C6H5O7) + 3 H2O
As2S2 + HNO3 = H3AsO4 + SO2 + NO2 + H2O =>
As2S2 + 18 HNO3 = 2 H3AsO4 + 2 SO2 + 18 NO2 + 6 H2O
Al + Cl{2} = AlCl{2} =>
Al + Cl{2} = AlCl{2}
NaCl + AgNO3 = NaNO2 + O2 + AgCl =>
2 NaCl + 2 AgNO3 = 2 NaNO2 + O2 + 2 AgCl
CO2 + H2O = CH2O + O2 =>
CO2 + H2O = CH2O + O2
FeCl2 + HNO3 = FeCl3 + Fe(NO3)3 + NO + H2O =>
3 FeCl2 + 4 HNO3 = 2 FeCl3 + Fe(NO3)3 + NO + 2 H2O
HNO3 + RbClO4 = HClO4 + RbNO3 =>
HNO3 + RbClO4 = HClO4 + RbNO3
CH3Br + HBr = Br2 + CH4 =>
CH3Br + HBr = Br2 + CH4
C2H4O2 + Cl2 = CH2ClCOOH + HCl =>
C2H4O2 + Cl2 = CH2ClCOOH + HCl
C2H2 + CO2 = H2O + C2 =>
4 C2H2 + 2 CO2 = 4 H2O + 5 C2
CaCO3 + H2S = CaS + CO2 + H2O =>
CaCO3 + H2S = CaS + CO2 + H2O
Cu(NO3)2KOH = CuOHNO3KNO3 =>
Cu(NO3)2KOH = CuOHNO3KNO3
C2H5OH + H2O2 = C2H4O + H2O =>
C2H5OH + H2O2 = C2H4O + 2 H2O
C3H8(g) + Cl2(g) = C3H4Cl4(g) + HCl(g) =>
C3H8(g) + 4 Cl2(g) = C3H4Cl4(g) + 4 HCl(g)
BeS + O2 = Be2O3 + SO2 =>
4 BeS + 7 O2 = 2 Be2O3 + 4 SO2
CuSO + ammoniumsulfide = CuS + ammoniumsulfate =>
4 CuSO + (NH4)2S = 4 CuS + (NH4)2SO4
CaCl2 + K3PO4 = Ca3(PO4)2 + KCl =>
3 CaCl2 + 2 K3PO4 = Ca3(PO4)2 + 6 KCl
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