Équations équilibrées la veille |
2 Fe(NO3)3 + Fe(OH)3 = 3 FeOH(NO3)2
CH3OH + KMnO4 + H2SO4 = H2O + HCOOH + K2SO4 + MnSO4 =>
5 CH3OH + 4 KMnO4 + 6 H2SO4 = 11 H2O + 5 HCOOH + 2 K2SO4 + 4 MnSO4
C8H5KO4 + NaOH = C8H4KO4Na + H2O =>
C8H5KO4 + NaOH = C8H4KO4Na + H2O
H2O + Se = SeO3 + H =>
3 H2O + Se = SeO3 + 6 H
Cu + H2SO4 = CuHSO4 + H2 =>
2 Cu + 2 H2SO4 = 2 CuHSO4 + H2
Na3AsO3 + I2 + NaOH = Na3AsO4 + NaI + H2O =>
Na3AsO3 + I2 + 2 NaOH = Na3AsO4 + 2 NaI + H2O
MgSO4(s) = MgO(s) + SO3(g) =>
MgSO4(s) = MgO(s) + SO3(g)
Fe + H2 = FeH3 =>
2 Fe + 3 H2 = 2 FeH3
Cl2 + SO4 = Cl2O + SOCl2 =>
4 Cl2 + SO4 = 3 Cl2O + SOCl2
Al(s) + BaO(s) = Al2O3(s) + Ba(l) =>
2 Al(s) + 3 BaO(s) = Al2O3(s) + 3 Ba(l)
NaIO4 + FeCl2 = NaCl2 + FeIO4 =>
NaIO4 + FeCl2 = NaCl2 + FeIO4
Zn(NO3)2(aq) + NaCl(aq) = ZnCl2 + NaNO3 =>
Zn(NO3)2(aq) + 2 NaCl(aq) = ZnCl2 + 2 NaNO3
NH4BrO + NH3 = NH4Br + N2 + H2O =>
3 NH4BrO + 2 NH3 = 3 NH4Br + N2 + 3 H2O
FeS2(g) + O2(g) = Fe2O3 + SO2(g) =>
4 FeS2(g) + 11 O2(g) = 2 Fe2O3 + 8 SO2(g)
Li + I2 = LiI =>
2 Li + I2 = 2 LiI
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Se + H2O = SeO2 + H2 =>
Se + 2 H2O = SeO2 + 2 H2
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
C + HNO3 = CO2 + NO2 + H2O =>
C + 4 HNO3 = CO2 + 4 NO2 + 2 H2O
N2(g) + O2 = NO(g) =>
N2(g) + O2 = 2 NO(g)
C8H5KO4 + NaOH = KNaC8H4O4 + H2O =>
C8H5KO4 + NaOH = KNaC8H4O4 + H2O
N2(g) + O2 = NO2 =>
N2(g) + 2 O2 = 2 NO2
Cl2O7 + NaOH = NaClO4 + H2O =>
Cl2O7 + 2 NaOH = 2 NaClO4 + H2O
Ga + CO3 = Ga2(CO3)3 =>
2 Ga + 3 CO3 = Ga2(CO3)3
Fe + H2 = FeH2 =>
Fe + H2 = FeH2
CuSO4 + Li2CrO4 = CuCrO4 + Li2SO4 =>
CuSO4 + Li2CrO4 = CuCrO4 + Li2SO4
C2H6HNO3 = C2H5NO2H2O =>
C2H6HNO3 = C2H5NO2H2O
CuCrO4 + Fe = Cu + FeCrO4 =>
CuCrO4 + Fe = Cu + FeCrO4
FeS2(g) + O2(g) = Fe2O3(g) + SO2(g) =>
4 FeS2(g) + 11 O2(g) = 2 Fe2O3(g) + 8 SO2(g)
Na2Cr2O7 + NaBr = Br2 + Na2O + Cr =>
Na2Cr2O7 + 12 NaBr = 6 Br2 + 7 Na2O + 2 Cr
C10H20 + O2 = CO2 + H2O =>
C10H20 + 15 O2 = 10 CO2 + 10 H2O
N2(g) + O2 = N2O3 =>
2 N2(g) + 3 O2 = 2 N2O3
F2 + H2O = OF2 + HF =>
2 F2 + H2O = OF2 + 2 HF
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Zn(s) + MgCl2(aq) = ZnCl2 + Mg =>
Zn(s) + MgCl2(aq) = ZnCl2 + Mg
MgNH4PO4 = Mg2P2O7 + NH3 + H2O =>
2 MgNH4PO4 = Mg2P2O7 + 2 NH3 + H2O
Se + H2O = H2SeO3 + H =>
Se + 3 H2O = H2SeO3 + 4 H
AlOH + SO = AlO + SOH =>
AlOH + SO = AlO + SOH
Cr + FeCO3 = Cr2(CO3)3 + Fe =>
2 Cr + 3 FeCO3 = Cr2(CO3)3 + 3 Fe
CH2OH + CuO = HCHO + Cu + H2O =>
2 CH2OH + CuO = 2 HCHO + Cu + H2O
N2(g) + O2 = NO =>
N2(g) + O2 = 2 NO
Na2Cr2O7 + Zn + HCl = CrCl2 + NaCl + H2O + ZnCl2 =>
Na2Cr2O7 + 4 Zn + 14 HCl = 2 CrCl2 + 2 NaCl + 7 H2O + 4 ZnCl2
CaF2 + K2S = KF + CaS =>
CaF2 + K2S = 2 KF + CaS
FeI2 + Cu(NO3)2 = Fe(NO3)2 + CuI2 =>
FeI2 + Cu(NO3)2 = Fe(NO3)2 + CuI2
N2H8Cr2O7 = Cr2O3 + N2 + H2O =>
N2H8Cr2O7 = Cr2O3 + N2 + 4 H2O
KJ + FeCl3 = J2 + KCl + FeCl2 =>
2 KJ + 2 FeCl3 = J2 + 2 KCl + 2 FeCl2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Cr2O3 + NaOH + NaClO = Na2CrO4 + NaCl + H2O =>
Cr2O3 + 4 NaOH + 3 NaClO = 2 Na2CrO4 + 3 NaCl + 2 H2O
N2(g) + O2 = NO =>
N2(g) + O2 = 2 NO
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
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