| Équations équilibrées la veille |
2 Na2CO3 + 4 NO2 = 4 NaNO2 + 2 CO2 + O2
Li + FeO = LiO + Fe =>
Li + FeO = LiO + Fe
SrCO3 + NH4Br = SrBr2 + (NH4)2CO3 =>
SrCO3 + 2 NH4Br = SrBr2 + (NH4)2CO3
K2CrO3 + AgNO3 = AgCrO3 + K2NO3 =>
K2CrO3 + AgNO3 = AgCrO3 + K2NO3
PbI2 + OH{-} = I{-} + Pb(OH)2 =>
PbI2 + 2 OH{-} = 2 I{-} + Pb(OH)2
Cr(s) + Cd(NO3)2(aq) = Cr(NO3)3(aq) + Cd(s) =>
2 Cr(s) + 3 Cd(NO3)2(aq) = 2 Cr(NO3)3(aq) + 3 Cd(s)
BeS + Cl = BeCl2 + S =>
BeS + 2 Cl = BeCl2 + S
K3(PO4) + Mg(NO3)2 = K3(NO3)2 + Mg(PO4) =>
K3(PO4) + Mg(NO3)2 = K3(NO3)2 + Mg(PO4)
Al(NO3)3 + HCl + NH3 = Al(OH)3 + NH4NO3 + Cl =>
Al(NO3)3 + 8 HCl + NH3 = Al(OH)3 + 2 NH4NO3 + 8 Cl
H3C6H5O7 + Cu(OH)2 = H2O + Cu3(C6H5O7)2 =>
2 H3C6H5O7 + 3 Cu(OH)2 = 6 H2O + Cu3(C6H5O7)2
MgCl2 + AgNO3 = AgCl + Mg(NO3)2 =>
MgCl2 + 2 AgNO3 = 2 AgCl + Mg(NO3)2
VOCl3 + O2 = V2O5 + Cl2 =>
4 VOCl3 + 3 O2 = 2 V2O5 + 6 Cl2
AlF3 + K2CO3 = KF + Al2(CO3)3 =>
2 AlF3 + 3 K2CO3 = 6 KF + Al2(CO3)3
Mg2Si + HCl = Si2H6 + Mg + Cl =>
2 Mg2Si + 6 HCl = Si2H6 + 4 Mg + 6 Cl
HCH2CHCO2 + OH = CH2CHCO2 + H2O =>
HCH2CHCO2 + OH = CH2CHCO2 + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na2B4O7 + H2O + AlCl3 = H3BO3 + Al(OH)3 + NaCl =>
3 Na2B4O7 + 21 H2O + 2 AlCl3 = 12 H3BO3 + 2 Al(OH)3 + 6 NaCl
CaCl2 + H3PO4 = Ca3(PO4)2 + HCl =>
3 CaCl2 + 2 H3PO4 = Ca3(PO4)2 + 6 HCl
H2SO4 + KOH = H2O + K2SO4 =>
H2SO4 + 2 KOH = 2 H2O + K2SO4
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Sr(OH)2(aq) + H2CO3(aq) = H2O(l) + SrCO3(aq) =>
Sr(OH)2(aq) + H2CO3(aq) = 2 H2O(l) + SrCO3(aq)
LiO + CO2 = LiCO3 =>
LiO + CO2 = LiCO3
BiCO3 + MgO + TiO2 = Bi(Mg05Ti05)O3 + CO2 + O =>
BiCO3 + 5 MgO + 5 TiO2 = Bi(Mg05Ti05)O3 + CO2 + 13 O
Co(NO3)2 + C2H5NO2 = CoO + N2 + CO2 + H2O =>
9 Co(NO3)2 + 10 C2H5NO2 = 9 CoO + 14 N2 + 20 CO2 + 25 H2O
CuF2 + NH3 = Cu3N + NH4F + N2 =>
6 CuF2 + 16 NH3 = 2 Cu3N + 12 NH4F + N2
H2 + O10 = H2O =>
10 H2 + O10 = 10 H2O
H3OCl + Na2CO3 = (H3O)2CO3 + NaCl =>
2 H3OCl + Na2CO3 = (H3O)2CO3 + 2 NaCl
Al(NO3)3 + NH4OH = Al + H2O + NO2 =>
7 Al(NO3)3 + 6 NH4OH = 7 Al + 15 H2O + 27 NO2
KMnO4 + C2H2 = H2CCOOK + MnO2 =>
KMnO4 + C2H2 = H2CCOOK + MnO2
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Na2S(aq) + HNO3(aq) = H2S(g) + NaNO3(aq) =>
Na2S(aq) + 2 HNO3(aq) = H2S(g) + 2 NaNO3(aq)
Mg(s) + AlCl3(ap) = Al(s) + MgCl2(aq) =>
3 Mg(s) + 2 AlCl3(ap) = 2 Al(s) + 3 MgCl2(aq)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
SO4{-2} + Pb{+4} = (SO4)4Pb2 =>
4 SO4{-2} + 2 Pb{+4} = (SO4)4Pb2
Fe + KCN + H2O = KOH + H2 + K3[Fe(CN)6] =>
2 Fe + 12 KCN + 6 H2O = 6 KOH + 3 H2 + 2 K3[Fe(CN)6]
C2H2 + NaNH2 = NH3 + Na2C2 =>
C2H2 + 2 NaNH2 = 2 NH3 + Na2C2
Fe(OH)3 + H4P2O7 = Fe(HP2O7) + H2O =>
Fe(OH)3 + H4P2O7 = Fe(HP2O7) + 3 H2O
Na(OH) + S = Na2S + Na2SO3 + H2O =>
6 Na(OH) + 3 S = 2 Na2S + Na2SO3 + 3 H2O
Mn2O7 + CaO = Ca(MnO4)2 =>
Mn2O7 + CaO = Ca(MnO4)2
SO3 + FeO = SO4 + Fe =>
SO3 + FeO = SO4 + Fe
FeO + NaOH = Na4FeO3 + H2O =>
FeO + 4 NaOH = Na4FeO3 + 2 H2O
Br2 + CuSO4 = Br2SO4 + Cu =>
Br2 + CuSO4 = Br2SO4 + Cu
Pb(NO3) + Kl = Kl(NO3)2 + Pb =>
2 Pb(NO3) + Kl = Kl(NO3)2 + 2 Pb
F2 + FeCl3 = FeF2 + Cl3 =>
F2 + FeCl3 = FeF2 + Cl3
AgNO3 + Na3PO4 = Ag3PO4 + NaNO3 =>
3 AgNO3 + Na3PO4 = Ag3PO4 + 3 NaNO3
CH3CO2{-} + NH4{+} = CH3CO2H + NH3 =>
CH3CO2{-} + NH4{+} = CH3CO2H + NH3
H2SO4 + Cl = SO4 + H1Cl =>
H2SO4 + 2 Cl = SO4 + 2 H1Cl
CH2S + F2 = CF4 + HF + SF6 =>
CH2S + 6 F2 = CF4 + 2 HF + SF6
CH3COOH(aq) + CaCO3(aq) = (CH3COO)2Ca(aq) + CO2(g) + H2O(l) =>
2 CH3COOH(aq) + CaCO3(aq) = (CH3COO)2Ca(aq) + CO2(g) + H2O(l)
Eu3CrP3O12 + P4O10 = EuPO4 + Cr2O3 + P =>
20 Eu3CrP3O12 + 3 P4O10 = 60 EuPO4 + 10 Cr2O3 + 12 P
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Équations équilibrées sur01/06/25
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