| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C12H10 + 2 H2 = 3 C8H8
ZnCl2 + K4[Fe(CN)6] = K2Zn3[Fe(CN)6]2 + KCl =>
3 ZnCl2 + 2 K4[Fe(CN)6] = K2Zn3[Fe(CN)6]2 + 6 KCl
H2SO4 + NaNO2 = H2O + NO + Na2SO4 + HNO3 =>
3 H2SO4 + 6 NaNO2 = 2 H2O + 4 NO + 3 Na2SO4 + 2 HNO3
NaVO3 + (NH4)2S = NH4VS3 + Na2S + NH3 + H2O =>
2 NaVO3 + 7(NH4)2S = 2 NH4VS3 + Na2S + 12 NH3 + 6 H2O
As2S3 + O2 = As4O6 + SO2 =>
2 As2S3 + 9 O2 = As4O6 + 6 SO2
CO3{-2} + NO + O2 = CO2 + NO2{-} =>
2 CO3{-2} + 4 NO + O2 = 2 CO2 + 4 NO2{-}
MnO2 + NaI + H2SO4 = Na2SO4 + H2O + MnSO4 + I2 =>
MnO2 + 2 NaI + 2 H2SO4 = Na2SO4 + 2 H2O + MnSO4 + I2
Fe3O4 + H = Fe + H2O =>
Fe3O4 + 8 H = 3 Fe + 4 H2O
K2Cr2O7 + HCl = KCl + Cr3Cl3 + H2O + Cl2 =>
3 K2Cr2O7 + 42 HCl = 6 KCl + 2 Cr3Cl3 + 21 H2O + 15 Cl2
H2 + Co = H3Co2 =>
3 H2 + 4 Co = 2 H3Co2
C6H3OBr3 + KI = C6H3OKBr3 + I2 =>
2 C6H3OBr3 + 2 KI = 2 C6H3OKBr3 + I2
H + O = OH3 =>
3 H + O = OH3
FeCl2 + NaNO3 + HCl = FeCl3 + NaCl + H2O + N2 =>
10 FeCl2 + 2 NaNO3 + 12 HCl = 10 FeCl3 + 2 NaCl + 6 H2O + N2
CuO + Sb2O5 + ZnO = Cu2Zn3SbO6 + O2 =>
8 CuO + 2 Sb2O5 + 12 ZnO = 4 Cu2Zn3SbO6 + 3 O2
Li2O(s) + SO2 = Li2SO3(aq) =>
Li2O(s) + SO2 = Li2SO3(aq)
C14H14 + KMnO4 + H2SO4 = C7H6O2 + MnSO4 + K2SO4 + H2O =>
C14H14 + 2 KMnO4 + 3 H2SO4 = 2 C7H6O2 + 2 MnSO4 + K2SO4 + 4 H2O
C2H2 + [Ag(NH3)2]OH = Ag2C2 + NH3 + H2O =>
C2H2 + 2[Ag(NH3)2]OH = Ag2C2 + 4 NH3 + 2 H2O
FeCl3 + Na2SiO4 = Fe(SiO4) + Na2Cl3 =>
FeCl3 + Na2SiO4 = Fe(SiO4) + Na2Cl3
P4(s) + NaOH(aq) + H2O9(l) = PH3(g) + Na2HPO3(aq) =>
19 P4(s) + 108 NaOH(aq) + 6 H2O9(l) = 22 PH3(g) + 54 Na2HPO3(aq)
NH3(s) + H2SO4(aq) = (NH4)2SO4(s) =>
2 NH3(s) + H2SO4(aq) = (NH4)2SO4(s)
CHCl3 + CH3OH = CH3CCl3 + H2O =>
CHCl3 + CH3OH = CH3CCl3 + H2O
C3H6O3 + NaOH = NaH5O3C3 + H2O =>
C3H6O3 + NaOH = NaH5O3C3 + H2O
Al2O3 + HCl = AlCl2 + H2O + O2 =>
2 Al2O3 + 8 HCl = 4 AlCl2 + 4 H2O + O2
BaCl2(aq) + H2SO4(aq) = BaSO4(s) + HCl(aq) =>
BaCl2(aq) + H2SO4(aq) = BaSO4(s) + 2 HCl(aq)
Fe(s) + HCl(desolved) = FeCl3(aq) + H2(g) =>
2 Fe(s) + 6 HCl(desolved) = 2 FeCl3(aq) + 3 H2(g)
CaSO4 + H2O = CaSO6H4 =>
CaSO4 + 2 H2O = CaSO6H4
Na2SO4 + Ca(NO3)2 = CaSO4 + Na(NO3) =>
Na2SO4 + Ca(NO3)2 = CaSO4 + 2 Na(NO3)
NaHSO3 + NaOH = Na2SO3 + H2O =>
NaHSO3 + NaOH = Na2SO3 + H2O
SCN + Ag = AgSCN =>
SCN + Ag = AgSCN
B + O2 = BO2 =>
B + O2 = BO2
NH3 + HSiHCl = NH4Cl + Si + H2 =>
2 NH3 + 2 HSiHCl = 2 NH4Cl + 2 Si + H2
Be + O2 = BeO2 =>
Be + O2 = BeO2
Ba(NO3)2 + Na2SO4 = BaSO4(s) + NaNO3(aq) =>
Ba(NO3)2 + Na2SO4 = BaSO4(s) + 2 NaNO3(aq)
Ba + N2 = BaN2 =>
Ba + N2 = BaN2
Ba + O2 = BaO2 =>
Ba + O2 = BaO2
C6H5CH2OH + C6H5COOH = C6H5COOCH2C6H5 + H2O =>
C6H5CH2OH + C6H5COOH = C6H5COOCH2C6H5 + H2O
CaCO3(s) + HF(g) = CO2(g) + CaF2(s) + H2O(g) =>
CaCO3(s) + 2 HF(g) = CO2(g) + CaF2(s) + H2O(g)
HBrO3 = Br2 + H2O + O4 =>
8 HBrO3 = 4 Br2 + 4 H2O + 5 O4
HClO4 + PbO = Pb(ClO4)4 + ClO3 + H2O =>
6 HClO4 + PbO = Pb(ClO4)4 + 2 ClO3 + 3 H2O
B + F2 = BF2 =>
B + F2 = BF2
FeSO4 + NO = (FeNO)SO4 =>
FeSO4 + NO = (FeNO)SO4
Fe(NO3)3 + KCSN = Fe(SCN)3 + KNO3 =>
Fe(NO3)3 + 3 KCSN = Fe(SCN)3 + 3 KNO3
CH4 + HNO3 = CH3 + H2NO3 =>
CH4 + HNO3 = CH3 + H2NO3
CuS + HNO3 = CuSO4 + NO + H2O =>
3 CuS + 8 HNO3 = 3 CuSO4 + 8 NO + 4 H2O
KI + NaClO + H2O = NaCl + KOH + I2 =>
2 KI + NaClO + H2O = NaCl + 2 KOH + I2
KMnO4 + H2SO4 + Na2C2O4 = K2SO4 + Na2SO4 + MnSO4 + CO2 + H2O =>
2 KMnO4 + 8 H2SO4 + 5 Na2C2O4 = K2SO4 + 5 Na2SO4 + 2 MnSO4 + 10 CO2 + 8 H2O
CH3OH + H2O = CH3O + OH3 =>
CH3OH + H2O = CH3O + OH3
NO + Cu = CuO + N2 =>
2 NO + 2 Cu = 2 CuO + N2
H3PO3 + O + Na = PO3Na3 + H2O =>
2 H3PO3 + 3 O + 6 Na = 2 PO3Na3 + 3 H2O
NO3{-} + CH3OH = N2 + CO2 + H2O + OH{-} =>
6 NO3{-} + 5 CH3OH = 3 N2 + 5 CO2 + 7 H2O + 6 OH{-}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/31/25
Équations équilibrées sur04/30/24
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