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4 K2Cr2O7 + 9 As2S3 + 27 H2SO4 = 18 H3AsO4 + 38 S + 4 K2SO4 + 4 Cr2(SO4)3
KI + BaCl2 = K2Cl2 + Ba(I)2 =>
2 KI + BaCl2 = K2Cl2 + Ba(I)2
Cr2O7{2-} + OH{-} = CrO4{2-} + H2O =>
Cr2O7{2-} + 2 OH{-} = 2 CrO4{2-} + H2O
H9C3H6C3O3C3H6C3H9 + O2 = CO2 + H2O =>
H9C3H6C3O3C3H6C3H9 + 18 O2 = 12 CO2 + 15 H2O
HCH2CHCO2 + HO = CO2 + H2O =>
HCH2CHCO2 + 12 HO = 3 CO2 + 8 H2O
NaCl + NaNO3 = Cl2 + NaO + NaNO2 =>
2 NaCl + 2 NaNO3 = Cl2 + 2 NaO + 2 NaNO2
Ca(NO3)2 + NH4Cl = NH4NO3 + CaCl2 =>
Ca(NO3)2 + 2 NH4Cl = 2 NH4NO3 + CaCl2
Fe(OH)2 = FeO + H2O =>
Fe(OH)2 = FeO + H2O
H2O + CO2 + K2SO4 = K2CO3 + H2SO4 =>
H2O + CO2 + K2SO4 = K2CO3 + H2SO4
CH3CH3 + Br = CH2CBr + HBr =>
CH3CH3 + 5 Br = CH2CBr + 4 HBr
(HCl) + Ca(OH)2 = CaCl2 + H2O =>
2(HCl) + Ca(OH)2 = CaCl2 + 2 H2O
C6H4BrCH(CH3)2 + KMnO4 + H2SO4 = C6H4BrCOOH + CO2 + MnSO4 + K2SO4 + H2O =>
5 C6H4BrCH(CH3)2 + 18 KMnO4 + 27 H2SO4 = 5 C6H4BrCOOH + 10 CO2 + 18 MnSO4 + 9 K2SO4 + 42 H2O
Mg + HNO3(concentrated) = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3(concentrated) = 5 Mg(NO3)2 + N2 + 6 H2O
CH3CH2COCH3 + HCN = CH3CH2C(CH3)(OH)CN =>
CH3CH2COCH3 + HCN = CH3CH2C(CH3)(OH)CN
H2O + CH4 + CO2 = CH4O =>
2 H2O + 3 CH4 + CO2 = 4 CH4O
C2H4O2 + H2SO4 + C2H6O = C2H4SO4 + H2O =>
C2H4O2 + 2 H2SO4 + C2H6O = 2 C2H4SO4 + 3 H2O
MgNH4AsO4*H12O6 + HC2H3O2 = Mg + NH4 + H2AsO4 + C2H3O2 + H2O =>
MgNH4AsO4*H12O6 + 2 HC2H3O2 = Mg + NH4 + H2AsO4 + 2 C2H3O2 + 6 H2O
CH5N + C2H4O2 = C3H7NO + H2O =>
CH5N + C2H4O2 = C3H7NO + H2O
azufre + ozono = dióxidodeazufre =>
3 S + 2 O3 = 3 SO2
C7H16O + O2 = CO2 + H2O =>
2 C7H16O + 21 O2 = 14 CO2 + 16 H2O
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
K2Cr2O7 + NaOH = Na2Cr2O7 + KOH =>
K2Cr2O7 + 2 NaOH = Na2Cr2O7 + 2 KOH
Ag2SO3 + Mg(OH)2 = AgOH + MgSO3 =>
Ag2SO3 + Mg(OH)2 = 2 AgOH + MgSO3
Cu2S + HNO3 = Cu(NO3)2 + SO2 + NO2 + H2O =>
Cu2S + 12 HNO3 = 2 Cu(NO3)2 + SO2 + 8 NO2 + 6 H2O
SO2 + MgO = SO3Mg =>
SO2 + MgO = SO3Mg
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KI + H2 + O = I2 + KOH =>
2 KI + H2 + 2 O = I2 + 2 KOH
C4H6O + O2 = C4H6O3 =>
C4H6O + O2 = C4H6O3
NaNO3 + HCl = NaCl + H2O + NO2 + O2 =>
4 NaNO3 + 4 HCl = 4 NaCl + 2 H2O + 4 NO2 + O2
HCl(aq) + Ni(s) = NiCl(aq) + H2 =>
2 HCl(aq) + 2 Ni(s) = 2 NiCl(aq) + H2
SO2 + H2S = H2SO3 + S =>
3 SO2 + 2 H2S = 2 H2SO3 + 3 S
Co(OH)2*4H2O + HCl = CoCl2*6H2O =>
Co(OH)2*4H2O + 2 HCl = CoCl2*6H2O
F2 + D2 = DF =>
F2 + D2 = 2 DF
C13H18O2 + NaOH = Na + C13H19O3 =>
C13H18O2 + NaOH = Na + C13H19O3
NH4Cl + K2CO3 = KCl + NH3 + CO2 + H2O =>
2 NH4Cl + K2CO3 = 2 KCl + 2 NH3 + CO2 + H2O
C + SiO2 + Ca3(PO4)2 = P + CO + CaSiO3 =>
5 C + 3 SiO2 + Ca3(PO4)2 = 2 P + 5 CO + 3 CaSiO3
Na2S + S = Na2S8 =>
Na2S + 7 S = Na2S8
MgCl2 + (NH4)3N = Mg3N2 + NH4Cl =>
3 MgCl2 + 2(NH4)3N = Mg3N2 + 6 NH4Cl
Al(CH3COO)3 + (NH4)2CO3 = Al2(CO3)3 + NH4CH3COO =>
2 Al(CH3COO)3 + 3(NH4)2CO3 = Al2(CO3)3 + 6 NH4CH3COO
Cr2O7 + SH2 = Cr + S + H2O =>
Cr2O7 + 7 SH2 = 2 Cr + 7 S + 7 H2O
Fe{3+} + Ba{2+} = Ba{3+} + Fe{2} =>
Fe{3+} + Ba{2+} = Ba{3+} + Fe{2}
Cr + AgNO3 = Cr(NO3)3 + Ag =>
Cr + 3 AgNO3 = Cr(NO3)3 + 3 Ag
CuSO4 + Pb(NO3)2 = Cu(NO3)2 + Pb(SO4) =>
CuSO4 + Pb(NO3)2 = Cu(NO3)2 + Pb(SO4)
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
As2S5 + NaOH = Na3AsS4 + Na3AsO4 + H2O =>
4 As2S5 + 24 NaOH = 5 Na3AsS4 + 3 Na3AsO4 + 12 H2O
CuI2 + HNO3 = Cu(IO3)2 + NO + H2O =>
CuI2 + 4 HNO3 = Cu(IO3)2 + 4 NO + 2 H2O
CuCl2 + NaC2H3O2 = Cu(C2H3O2)2 + NaCl =>
CuCl2 + 2 NaC2H3O2 = Cu(C2H3O2)2 + 2 NaCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al(s) + CuSo4(aq) = Cu(s) + Al2(So4)3(aq) =>
2 Al(s) + 3 CuSo4(aq) = 3 Cu(s) + Al2(So4)3(aq)
Fe + O2 + NH3 = Fe(OH)3 + N2 =>
2 Fe + 3 O2 + 2 NH3 = 2 Fe(OH)3 + N2
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