| Équations équilibrées la veille | Équations équilibrées le lendemain |
Sn(OH)2 + H3(PO)3 = Sn(PO)3 + H3(OH)2
KMnO4 + KI + H2O = I + MnO3 + KOH =>
KMnO4 + KI + H2O = I + MnO3 + 2 KOH
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
Li + Cl(g) = LiCl =>
Li + Cl(g) = LiCl
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
HCl + C7H8 = C7H7Cl + H =>
HCl + C7H8 = C7H7Cl + 2 H
(Na2CO3)(aq) + (Cr(NO3)3)(aq) = (Cr2(CO3)3)(s) + (NaNO3)(aq) =>
3(Na2CO3)(aq) + 2(Cr(NO3)3)(aq) = (Cr2(CO3)3)(s) + 6(NaNO3)(aq)
CoCl2 + H2O2 + KOH = CoO(OH) + KCl + H2O =>
2 CoCl2 + H2O2 + 4 KOH = 2 CoO(OH) + 4 KCl + 2 H2O
(NH4)2 + CrO4 + Al(ClO4)3 = Al2(CrO4)3 + NH4ClO4 =>
3(NH4)2 + 3 CrO4 + 2 Al(ClO4)3 = Al2(CrO4)3 + 6 NH4ClO4
CuCl2 + Na2S2O3*5H2O = CuS + H2SO4 + NaCl + H2O =>
CuCl2 + Na2S2O3*5H2O = CuS + H2SO4 + 2 NaCl + 4 H2O
CoCl2 + H2O2 + KOH = CoO(OH) + KCl + H2O =>
2 CoCl2 + H2O2 + 4 KOH = 2 CoO(OH) + 4 KCl + 2 H2O
Sn(OH)2 + H3(PO)3 = Sn(PO)3 + H3(OH)2 =>
Sn(OH)2 + H3(PO)3 = Sn(PO)3 + H3(OH)2
H2O + CHCl3 = HCl3 + H2CO =>
H2O + CHCl3 = HCl3 + H2CO
CaCo3 + CuSO4 = CaSO4 + CuCo3 =>
CaCo3 + CuSO4 = CaSO4 + CuCo3
Fe(NO3)3 + NaOH = Fe(OH) + (NO3)3Na =>
Fe(NO3)3 + NaOH = Fe(OH) + (NO3)3Na
H3AsO3 + I2 + H2O = I{-} + H3AsO4 + H{+} =>
H3AsO3 + I2 + H2O = 2 I{-} + H3AsO4 + 2 H{+}
FeCl3 + K2(CO3) = Fe2(CO3)3 + KCl =>
2 FeCl3 + 3 K2(CO3) = Fe2(CO3)3 + 6 KCl
Cr + HBr + O2 = CrBr3 + H2O =>
4 Cr + 12 HBr + 3 O2 = 4 CrBr3 + 6 H2O
[Cr(OH2)6Cl]Cl2*2H2O + AgNO3 = AgCl + Cr(NO3)3 + H2O =>
[Cr(OH2)6Cl]Cl2*2H2O + 3 AgNO3 = 3 AgCl + Cr(NO3)3 + 8 H2O
FeCl3 + K2(CO3) = Fe2(CO3)3 + KCl =>
2 FeCl3 + 3 K2(CO3) = Fe2(CO3)3 + 6 KCl
Pb3O4 + HNO3 = Pb(NO3)2 + Pb(OH)4 =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + Pb(OH)4
Na2CO3 + Cr(NO3)3 = Cr2(CO3)3 + NaNO3 =>
3 Na2CO3 + 2 Cr(NO3)3 = Cr2(CO3)3 + 6 NaNO3
KOH + H2O2 + CoCl2 = Co(OH)3 + KCl =>
4 KOH + H2O2 + 2 CoCl2 = 2 Co(OH)3 + 4 KCl
Ca + PO4 + OH = Ca10(PO4)6(OH)2 =>
10 Ca + 6 PO4 + 2 OH = Ca10(PO4)6(OH)2
(Na2CO3)(aq) + (Cr(NO3)3)(aq) = (Cr2(CO3)3)(s) + (NaNO3)(aq) =>
3(Na2CO3)(aq) + 2(Cr(NO3)3)(aq) = (Cr2(CO3)3)(s) + 6(NaNO3)(aq)
Na2CO3 + Cr(NO3)3 = Cr2(CO3)3 + NaNO3 =>
3 Na2CO3 + 2 Cr(NO3)3 = Cr2(CO3)3 + 6 NaNO3
HO2 + H{+} + e = H2O =>
HO2 + 3 H{+} + 3e = 2 H2O
AgCl + NH4OH = Ag[(NH3)2]Cl + H2O =>
AgCl + 2 NH4OH = Ag[(NH3)2]Cl + 2 H2O
KI + CeO2 + HCl = I2 + CeCl3 + KCl + H2O =>
2 KI + 2 CeO2 + 8 HCl = I2 + 2 CeCl3 + 2 KCl + 4 H2O
As2O3 + C2H3O2K = CO2 + K2CO3 + C4H12As2O =>
As2O3 + 4 C2H3O2K = 2 CO2 + 2 K2CO3 + C4H12As2O
AgCl + NH4OH = Ag[(NH3)2]Cl + H2O =>
AgCl + 2 NH4OH = Ag[(NH3)2]Cl + 2 H2O
C17H16O4N2 + O2 = CO2 + H2O + HCN =>
2 C17H16O4N2 + 33 O2 = 30 CO2 + 14 H2O + 4 HCN
CaFl2 + H2SO4 = HFl + CaSO4 =>
CaFl2 + H2SO4 = 2 HFl + CaSO4
PF5 = P + F2 =>
2 PF5 = 2 P + 5 F2
Ba(C2H3O2)2 + Na3P = Ba3P2 + NaC2H3O2 =>
3 Ba(C2H3O2)2 + 2 Na3P = Ba3P2 + 6 NaC2H3O2
AsS + O2 = As2O5 + S =>
4 AsS + 5 O2 = 2 As2O5 + 4 S
H3 + Cl2 = HCl2 =>
H3 + 3 Cl2 = 3 HCl2
HAuCl4 + Na2C2O4 = Au + CO2 + HCl + NaCl =>
2 HAuCl4 + 3 Na2C2O4 = 2 Au + 6 CO2 + 2 HCl + 6 NaCl
SbCl3 + NH3 + H2O = Sb2O3 + NH4Cl =>
2 SbCl3 + 6 NH3 + 3 H2O = Sb2O3 + 6 NH4Cl
As4S6 + Br2 = As2Br4 + As4S10 =>
5 As4S6 + 8 Br2 = 4 As2Br4 + 3 As4S10
PbCl2 + NH4Cl + Cl = (NH4)2[PbCl6] =>
PbCl2 + 2 NH4Cl + 2 Cl = (NH4)2[PbCl6]
Ni + FeSO4 = NiSO4 + Fe =>
Ni + FeSO4 = NiSO4 + Fe
(NH4)3PO4 + Na2CO3 = Na3PO4 + (NH4)2CO3 =>
2(NH4)3PO4 + 3 Na2CO3 = 2 Na3PO4 + 3(NH4)2CO3
CaCl2(s) + Na3PO4(aq) = Ca3(PO4)2(s) + NaCl(aq) =>
3 CaCl2(s) + 2 Na3PO4(aq) = Ca3(PO4)2(s) + 6 NaCl(aq)
Na + Po4 = NaPo4 =>
Na + Po4 = NaPo4
NO + O2 + H2O = HNO3 =>
4 NO + 3 O2 + 2 H2O = 4 HNO3
Cl2 + H2O = H2Cl2O =>
Cl2 + H2O = H2Cl2O
(OH)2Ca + HNO3 = Ca(NO3)2 + H2O =>
(OH)2Ca + 2 HNO3 = Ca(NO3)2 + 2 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
KOH + HF = KF + H(OH) =>
KOH + HF = KF + H(OH)
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Équations équilibrées sur12/13/24
Équations équilibrées sur01/12/24
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