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Cu12As4S13 + 16 FeS2 = 12 CuFeS2 + 4 FeAsS + 17 S
MnCO3 + NaClO3 = NaCl + MnO2 + CO2 =>
3 MnCO3 + NaClO3 = NaCl + 3 MnO2 + 3 CO2
C5H12 + NaOH = H2O + C5H12O3 + Na =>
C5H12 + 6 NaOH = 3 H2O + C5H12O3 + 6 Na
Fe(OH)3 + HClO4 = H2O + Fe(ClO4)3 =>
Fe(OH)3 + 3 HClO4 = 3 H2O + Fe(ClO4)3
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
H2 + F2 = HF =>
H2 + F2 = 2 HF
Na3PO4 + HCl = NaCl + H3PO4 =>
Na3PO4 + 3 HCl = 3 NaCl + H3PO4
Cu + FeCl2 = CuCl2 + Fe =>
Cu + FeCl2 = CuCl2 + Fe
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
HL = H2 + L2 =>
2 HL = H2 + L2
Fe3C + Zn = FeZn + C =>
Fe3C + 3 Zn = 3 FeZn + C
Cu + FeCl2 = CuCl2 + Fe =>
Cu + FeCl2 = CuCl2 + Fe
C2H5COO{-} + H2 + H{+} = C3H8 + H2O =>
C2H5COO{-} + 3 H2 + H{+} = C3H8 + 2 H2O
ZnS + SO2 = ZnSO2 + S =>
ZnS + SO2 = ZnSO2 + S
KMnO4 = K2 + MnO2 + O2 =>
2 KMnO4 = K2 + 2 MnO2 + 2 O2
CH3CH2CH2OH + Cr2O7{2-} + H{+} = CH3CH2CHO + Cr{3+} + H2O =>
3 CH3CH2CH2OH + Cr2O7{2-} + 8 H{+} = 3 CH3CH2CHO + 2 Cr{3+} + 7 H2O
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
I7 + O2 = I2O7 =>
4 I7 + 49 O2 = 14 I2O7
(NH4)2SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4
K2SO3 = K2S + K2SO4 =>
4 K2SO3 = K2S + 3 K2SO4
K2SO4 + K2S = K2SO3 =>
3 K2SO4 + K2S = 4 K2SO3
La3 + IO3 = La(IO3)3 =>
La3 + 9 IO3 = 3 La(IO3)3
Na2CO3 + H4P2O7 = Na4P2O7 + CO2 + H2O =>
2 Na2CO3 + H4P2O7 = Na4P2O7 + 2 CO2 + 2 H2O
CH3CCH + CuCl + NH3 = CH3CCCu + NH4Cl =>
CH3CCH + CuCl + NH3 = CH3CCCu + NH4Cl
N2 + Br2 = BrN =>
N2 + Br2 = 2 BrN
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
HCl02 + H2O = H3O + ClO2 =>
HCl02 + 13 H2O = 9 H3O + 2 ClO2
H2SO4 + Zn = ZnSO4 + SO2 + H2O =>
2 H2SO4 + Zn = ZnSO4 + SO2 + 2 H2O
Mg + Co2 = MgCo3 =>
2 Mg + 3 Co2 = 2 MgCo3
N + O = N2O4 =>
2 N + 4 O = N2O4
HCOOH + CaO = (HCOO)2Ca + H2O =>
2 HCOOH + CaO = (HCOO)2Ca + H2O
H2SO4 + K2CrO4 + FeSO4 = Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O =>
8 H2SO4 + 2 K2CrO4 + 6 FeSO4 = 3 Fe2(SO4)3 + 2 K2SO4 + Cr2(SO4)3 + 8 H2O
NaOH + Zr(HPO4)2 = Zr(OH)4 + Na2HPO4 =>
4 NaOH + Zr(HPO4)2 = Zr(OH)4 + 2 Na2HPO4
HCOOH + CaO = (HCOO)2Ca + H2O =>
2 HCOOH + CaO = (HCOO)2Ca + H2O
C6H32O6 + O2 = H2O + CO2 =>
C6H32O6 + 11 O2 = 16 H2O + 6 CO2
NaI + CuS = CuI + NaS =>
NaI + CuS = CuI + NaS
K2Cr2O7 + CH3CH2OH + H2SO4 = K2SO4 + Cr2(SO4)3 + CH3CHO + H2O =>
K2Cr2O7 + 3 CH3CH2OH + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 CH3CHO + 7 H2O
(NH4)2CrO4 + BaCl2 = BaCrO4 + Cl(NH4) =>
(NH4)2CrO4 + BaCl2 = BaCrO4 + 2 Cl(NH4)
PbO2 + Br2 = PbBr2 + O2 =>
PbO2 + Br2 = PbBr2 + O2
H2SO4 + Li(OH) = H2O + Li2SO4 =>
H2SO4 + 2 Li(OH) = 2 H2O + Li2SO4
NaCl + Hg2(No3)2 = NaNo3 + HgCl =>
2 NaCl + Hg2(No3)2 = 2 NaNo3 + 2 HgCl
CuCl2 + HPO4 = Cu(PO4)2 + HCl =>
CuCl2 + 2 HPO4 = Cu(PO4)2 + 2 HCl
C6H14N4O2 = C5H14N4 + CO2 =>
C6H14N4O2 = C5H14N4 + CO2
NaOH + Zr(HPO4)2 = Zr(OH)4 + Na2HPO4 =>
4 NaOH + Zr(HPO4)2 = Zr(OH)4 + 2 Na2HPO4
MnO2 + HI = MnI2 + I2 + H2O =>
MnO2 + 4 HI = MnI2 + I2 + 2 H2O
CH3CHClCH3 + NaOH = CH2CHCH3 + NaCl + H2O =>
CH3CHClCH3 + NaOH = CH2CHCH3 + NaCl + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CuCO3 + NaOH = Cu(OH)2 + Na2CO3 =>
CuCO3 + 2 NaOH = Cu(OH)2 + Na2CO3
C12H25C6H4SO3H + Na2CO3 = C12H25C6H4SO3Na + H2O + CO2 =>
2 C12H25C6H4SO3H + Na2CO3 = 2 C12H25C6H4SO3Na + H2O + CO2
K2Cr2O7 + H2O2 + H2SO4 = H2CrO6 + H2O + K2SO4 =>
K2Cr2O7 + 4 H2O2 + H2SO4 = 2 H2CrO6 + 3 H2O + K2SO4
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