| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 K + 2 H2O = 2 K2(OH) + H2
Br2 + H3PO4 = P + HBrO3 + H2O =>
Br2 + 2 H3PO4 = 2 P + 2 HBrO3 + 2 H2O
K2Cr2O7 + KCl + H2SO4 = CrO2Cl2 + K2SO4 + H2O =>
K2Cr2O7 + 4 KCl + 3 H2SO4 = 2 CrO2Cl2 + 3 K2SO4 + 3 H2O
PbO2 + Cr3 + OH{-} = PbO + CrO42{-} + H2O =>
249 PbO2 + 2 Cr3 + 6 OH{-} = 249 PbO + 6 CrO42{-} + 3 H2O
BaCl2 + (NH4)2S2O4 = BaS2O4 + NH4Cl =>
BaCl2 + (NH4)2S2O4 = BaS2O4 + 2 NH4Cl
CuSO4 + NaPO4 = Cu3(PO4) + Na2 + SO4 =>
6 CuSO4 + 2 NaPO4 = 2 Cu3(PO4) + Na2 + 6 SO4
Fe2O3 + C8H17COOH = (C8H17COO)3Fe + H2O =>
Fe2O3 + 6 C8H17COOH = 2(C8H17COO)3Fe + 3 H2O
Cu(CH3COO)2*H2O + Bi(NO3)3*5H2O + CH4N2S + CO2 = Cu4Bi4S9 + NO2 + CH3COOH + H2O =>
4 Cu(CH3COO)2*H2O + 4 Bi(NO3)3*5H2O + 9 CH4N2S + 19 CO2 = Cu4Bi4S9 + 30 NO2 + 22 CH3COOH + 10 H2O
Cl2 + RbI = I2 + RbCl =>
Cl2 + 2 RbI = I2 + 2 RbCl
C2H8N2 + CoCl2*6H2O = Co(C2H8N2)2*2H2O + Cl2 + H2O =>
2 C2H8N2 + CoCl2*6H2O = Co(C2H8N2)2*2H2O + Cl2 + 4 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2SO3 + NO2 = H2SO4 + NO =>
H2SO3 + NO2 = H2SO4 + NO
Co3O4 + Al2O3 = CoAl2O4 + O2 =>
2 Co3O4 + 6 Al2O3 = 6 CoAl2O4 + O2
C4H8 + KMnO4 + H2SO4 = HC2H3O2 + K2SO4 + MnSO4 + H2O =>
5 C4H8 + 8 KMnO4 + 12 H2SO4 = 10 HC2H3O2 + 4 K2SO4 + 8 MnSO4 + 12 H2O
Li(s) + Cl2(g) = LiCl(s) =>
2 Li(s) + Cl2(g) = 2 LiCl(s)
FeCl3(aq) + K2CrO4(aq) = Fe2(CrO4)3 + KCl =>
2 FeCl3(aq) + 3 K2CrO4(aq) = Fe2(CrO4)3 + 6 KCl
FeSO4 + NaHCO3 = FeCO3 + Na2SO4 + CO2 + H2O =>
FeSO4 + 2 NaHCO3 = FeCO3 + Na2SO4 + CO2 + H2O
C2H + O2 = CO2 + H2 =>
2 C2H + 4 O2 = 4 CO2 + H2
K2Cr2O7 + CaCl2 + H2SO4 = Cr2(SO4)3 + K2SO4 + CaSO4 + Cl + H2O =>
K2Cr2O7 + 3 CaCl2 + 7 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CaSO4 + 6 Cl + 7 H2O
HgCl2 + Hg2SO4 = HgCl + HgSO4 =>
HgCl2 + Hg2SO4 = 2 HgCl + HgSO4
CaMg(CO3)2 + SiO2 = CaMg(SiO3)2 + CO2 =>
CaMg(CO3)2 + 2 SiO2 = CaMg(SiO3)2 + 2 CO2
Pb + H3PO4 = H2 + Pb(PO4)6 =>
Pb + 6 H3PO4 = 9 H2 + Pb(PO4)6
Na2O2 + KI + H2SO4 = I2 + Na2SO4 + K2SO4 + H2O =>
Na2O2 + 2 KI + 2 H2SO4 = I2 + Na2SO4 + K2SO4 + 2 H2O
KMnO4 + C2Cl4 = CO2 + MnO2 + KCl + O2 =>
4 KMnO4 + C2Cl4 = 2 CO2 + 4 MnO2 + 4 KCl + 2 O2
S2O3 + H3O = S + H2O =>
S2O3 + 6 H3O = 2 S + 9 H2O
HCN = H2 + C + N2 =>
2 HCN = H2 + 2 C + N2
NO(g) + O2 = NO2 =>
2 NO(g) + O2 = 2 NO2
PbO2 + HCl = PbCl2 + Cl2 + H2O = =>
PbO2 + 4 HCl = PbCl2 + Cl2 + 2 H2O
Pb(C2H3O2)2 + KCO3 = Pb(CO3)2 + KC2H3O2 =>
Pb(C2H3O2)2 + 2 KCO3 = Pb(CO3)2 + 2 KC2H3O2
NH4F + FeCl3 = FeF3 + NH4Cl =>
3 NH4F + FeCl3 = FeF3 + 3 NH4Cl
Na + CuO = Na2O + Cu =>
2 Na + CuO = Na2O + Cu
Al2(SO4)3*18H2O + C17H35COOH = [(C17H35COO)3Al] + H2SO4 + H2O =>
Al2(SO4)3*18H2O + 6 C17H35COOH = 2[(C17H35COO)3Al] + 3 H2SO4 + 18 H2O
HCO3 = CO3 + H2 =>
2 HCO3 = 2 CO3 + H2
LiOH + B2O3 = Li3BO3 + H2O =>
6 LiOH + B2O3 = 2 Li3BO3 + 3 H2O
C6H5CCH3 + H2SO4 = CO2 + H2O + SO2 =>
C6H5CCH3 + 20 H2SO4 = 8 CO2 + 24 H2O + 20 SO2
O2 + SO2 + H2O = H2SO4 =>
O2 + 2 SO2 + 2 H2O = 2 H2SO4
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Fe2(CO3)3 + HCl = Fe2(CO3)3Cl + H2 =>
2 Fe2(CO3)3 + 2 HCl = 2 Fe2(CO3)3Cl + H2
[Ni(NH3)6]SO4 + K4[Fe(CN)6] = [Ni(NH3)6]2[Fe(CN)6] + K2SO4 =>
2[Ni(NH3)6]SO4 + K4[Fe(CN)6] = [Ni(NH3)6]2[Fe(CN)6] + 2 K2SO4
C10H12N2O4 + NaOH + Zn + H2O = NaZnH4O4 + C10H16N2 =>
C10H12N2O4 + 4 NaOH + 4 Zn + 8 H2O = 4 NaZnH4O4 + C10H16N2
NaOH + C3H6O3 = C3H5O3Na + H2O =>
NaOH + C3H6O3 = C3H5O3Na + H2O
CuS + Al2S3 = Cu2S + AlS3 =>
6 CuS + Al2S3 = 3 Cu2S + 2 AlS3
Li(s) + CaF2(aq) = LiF(aq) + Ca(s) =>
2 Li(s) + CaF2(aq) = 2 LiF(aq) + Ca(s)
C5H10O5 + Br2 = C3HOBr5 + HBr + CO2 =>
C5H10O5 + 7 Br2 = C3HOBr5 + 9 HBr + 2 CO2
NaO = ONa =>
NaO = ONa
Mn(NO3)2 + NH4OH = MnOH + NH4(NO3)2 =>
Mn(NO3)2 + NH4OH = MnOH + NH4(NO3)2
C + CaO = CaC2 + O2 =>
4 C + 2 CaO = 2 CaC2 + O2
K2[Zn(OH)4] + HCl = Zn(OH)2 + H2O + KCl =>
K2[Zn(OH)4] + 2 HCl = Zn(OH)2 + 2 H2O + 2 KCl
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
HA + NaOH = H2O + NaA =>
HA + NaOH = H2O + NaA
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/28/24
Équations équilibrées sur08/27/23
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