| Équations équilibrées la veille | Équations équilibrées le lendemain |
(NH4)2ReCl6 + 2 CsCl = Cs2ReCl6 + 2 NH4Cl
Cl2 + NaOH + NaHSO3 = Na2SO4 + NaCl + H2O =>
Cl2 + 3 NaOH + NaHSO3 = Na2SO4 + 2 NaCl + 2 H2O
Na2C2O4 + KMnO4 + H2SO4 = K2SO4 + Na2SO4 + H2O + MnSO4 + CO2 =>
5 Na2C2O4 + 2 KMnO4 + 8 H2SO4 = K2SO4 + 5 Na2SO4 + 8 H2O + 2 MnSO4 + 10 CO2
Ca(HCO3)2(aq) + Na2CO3(aq) = CaCO3(s) + NaHCO3(aq) =>
Ca(HCO3)2(aq) + Na2CO3(aq) = CaCO3(s) + 2 NaHCO3(aq)
Cr + Pb2{+} = Cr2{+} + Pb =>
2 Cr + Pb2{+} = Cr2{+} + 2 Pb
F2 + NaBr = NaF + BrF =>
F2 + NaBr = NaF + BrF
V2O3 + KOH = KVO2 + H2O =>
V2O3 + 2 KOH = 2 KVO2 + H2O
CuC2O4 + Al(OH)3 = Cu(OH)2 + Al2(C2O4)3 =>
3 CuC2O4 + 2 Al(OH)3 = 3 Cu(OH)2 + Al2(C2O4)3
MgSO4 + K3PO4 = Mg3(PO4)2 + K + SO4 =>
3 MgSO4 + 2 K3PO4 = Mg3(PO4)2 + 6 K + 3 SO4
Pb(NO3)2 + Ca(OCl)2 + KOH = CaCl2 + PbO2 + KNO3 + H2O =>
2 Pb(NO3)2 + Ca(OCl)2 + 4 KOH = CaCl2 + 2 PbO2 + 4 KNO3 + 2 H2O
CuAgNO3 = Ag + Cu(NO3) =>
CuAgNO3 = Ag + Cu(NO3)
NaCl + H2O = NaOH + Cl2 + H2 =>
2 NaCl + 2 H2O = 2 NaOH + Cl2 + H2
ZnSO4 + K4[Fe(CN)6] = K2SO4 + K2Zn[Fe(CN)6] =>
ZnSO4 + K4[Fe(CN)6] = K2SO4 + K2Zn[Fe(CN)6]
Cr + Pb2{+} = Cr3{+} + Pb =>
3 Cr + Pb2{+} = Cr3{+} + 2 Pb
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
NaOH + H2(SO4) = Na2SO4 + H2O =>
2 NaOH + H2(SO4) = Na2SO4 + 2 H2O
Ba(OH)2 + Cl2O3 = Ba(ClO2)2 + H2O =>
Ba(OH)2 + Cl2O3 = Ba(ClO2)2 + H2O
NH3 + H2O2 = N2 + H2O =>
2 NH3 + 3 H2O2 = N2 + 6 H2O
NO2 + H2O = HNO3 + N2O =>
8 NO2 + 3 H2O = 6 HNO3 + N2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ba(CN)2 + H2SO4 = BaSO4 + HCN =>
Ba(CN)2 + H2SO4 = BaSO4 + 2 HCN
SnO + OH{-} + H2O = [Sn(OH)3]{-} =>
SnO + OH{-} + H2O = [Sn(OH)3]{-}
Fe + Ca3(PO4)2 = FePO4 + Ca =>
2 Fe + Ca3(PO4)2 = 2 FePO4 + 3 Ca
CaOHOH + H3PO4 = Ca3PO4PO4 + H2O =>
3 CaOHOH + 2 H3PO4 = Ca3PO4PO4 + 6 H2O
HI + KMnO4 + H2SO4 = I2 + MnSO4 + K2SO4 + H2O(g) =>
10 HI + 2 KMnO4 + 3 H2SO4 = 5 I2 + 2 MnSO4 + K2SO4 + 8 H2O(g)
Al(s) + H{+}(aq) = Al{3+}(aq) + H2 =>
2 Al(s) + 6 H{+}(aq) = 2 Al{3+}(aq) + 3 H2
Mn(NO3)2 + NaOH + O2 = MnO2 + NaNO3 + H2O =>
2 Mn(NO3)2 + 4 NaOH + O2 = 2 MnO2 + 4 NaNO3 + 2 H2O
Na2CO3 + KI = NaI + K2CO3 =>
Na2CO3 + 2 KI = 2 NaI + K2CO3
Al(NO3)3 + MgS = Mg(NO3)2 + Al2S3 =>
2 Al(NO3)3 + 3 MgS = 3 Mg(NO3)2 + Al2S3
Mg + HBr = MgBr2 + H2 =>
Mg + 2 HBr = MgBr2 + H2
Na2CO3(aq) + Sr(NO3)2(aq) = SrCO3(s) + Na(NO3)(aq) =>
Na2CO3(aq) + Sr(NO3)2(aq) = SrCO3(s) + 2 Na(NO3)(aq)
Ba(NO3)2 + AlF3 = BaF2 + Al(NO3)3 =>
3 Ba(NO3)2 + 2 AlF3 = 3 BaF2 + 2 Al(NO3)3
PCl5 + P2O5 = POCl3 =>
3 PCl5 + P2O5 = 5 POCl3
MgCl2 + K2CrO4 + CH3COOH = MgCrO4 + K(CH3COO) + HCl =>
MgCl2 + K2CrO4 + 2 CH3COOH = MgCrO4 + 2 K(CH3COO) + 2 HCl
Dy + Ni + Al + Ge = DyNiAl14Ge4 =>
Dy + Ni + 14 Al + 4 Ge = DyNiAl14Ge4
Al2(SO4)3(l) + NH4NO3(s) = (NH4)2SO4 + Al(NO3)3 =>
Al2(SO4)3(l) + 6 NH4NO3(s) = 3(NH4)2SO4 + 2 Al(NO3)3
HCl + KNO3 = HNO3 + KCl =>
HCl + KNO3 = HNO3 + KCl
Sc2O3 + SO3 = Sc2(SO4)3 =>
Sc2O3 + 3 SO3 = Sc2(SO4)3
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4(a) =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4(a)
NH{2-} + H2O = N{3-} + H3O{+} =>
NH{2-} + H2O = N{3-} + H3O{+}
CuCl2(aq) + NH3(aq) + H2O(l) = Cu(NH3)4(H2O)2 + NH4Cl + OH =>
CuCl2(aq) + 6 NH3(aq) + 4 H2O(l) = Cu(NH3)4(H2O)2 + 2 NH4Cl + 2 OH
NO2 + O3 = N2O5100O2 =>
6 NO2 + 5098 O3 = 3 N2O5100O2
CH3COC6H5 + O2NC6H4CHO = O2NC6H4CHCHCOC6H5 + H2O =>
CH3COC6H5 + O2NC6H4CHO = O2NC6H4CHCHCOC6H5 + H2O
Cr2(SO4)3 + Co(CH3COO)2 = CoSO4 + Cr(CH3COO)3 =>
Cr2(SO4)3 + 3 Co(CH3COO)2 = 3 CoSO4 + 2 Cr(CH3COO)3
Al(NO3)3(aq) + KOH = Al(OH)3 + KNO3(aq) =>
Al(NO3)3(aq) + 3 KOH = Al(OH)3 + 3 KNO3(aq)
Cu + ZnSO4 + HCl = ZnCl2 + CuSO4 + H2 =>
Cu + ZnSO4 + 2 HCl = ZnCl2 + CuSO4 + H2
Mg + BeSe = Be2 + MgSe =>
2 Mg + 2 BeSe = Be2 + 2 MgSe
Na3[Cr(OH)6] + KOH + H2O2 = K2CrO4 + H2O + NaOH =>
2 Na3[Cr(OH)6] + 4 KOH + 3 H2O2 = 2 K2CrO4 + 8 H2O + 6 NaOH
Pb + ZnCl2 = Zn2 + PbCl =>
4 Pb + 2 ZnCl2 = Zn2 + 4 PbCl
MnO3 + H2C2O4 = MnO + CO2 + H2O =>
MnO3 + 2 H2C2O4 = MnO + 4 CO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/17/25
Équations équilibrées sur03/19/24
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