| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb(CH3COO)2 + 2 KJ = PbJ2 + 2 CH3COOK
K + Br = K2Br2 =>
2 K + 2 Br = K2Br2
Zn(OH)2 + H6PO4 = Zn3(PO4) + H2O =>
3 Zn(OH)2 + H6PO4 = Zn3(PO4) + 6 H2O
NaNO3 + H2SO4 + KI = Na2SO4 + K2SO4 + NO + I2 + H2O =>
2 NaNO3 + 4 H2SO4 + 6 KI = Na2SO4 + 3 K2SO4 + 2 NO + 3 I2 + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
SiC + O2 = SiO2 + C =>
SiC + O2 = SiO2 + C
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CuCl2 + NH2S = CuS + NH2Cl2 =>
CuCl2 + NH2S = CuS + NH2Cl2
NH3 + H2O = HNH3 + O2 =>
4 NH3 + 2 H2O = 4 HNH3 + O2
NaI + NaNO2 + H2SO4 = I2 + NO + Na2SO4 + H2O =>
2 NaI + 2 NaNO2 + 2 H2SO4 = I2 + 2 NO + 2 Na2SO4 + 2 H2O
K2MnO4 + KBr + H2SO4 = Br2 + K2SO4 + MnSO3 + H2O =>
K2MnO4 + 6 KBr + 5 H2SO4 = 3 Br2 + 4 K2SO4 + MnSO3 + 5 H2O
KMnO4 + K2HPO3 + H2O = MnO2 + H3PO4 + KOH =>
2 KMnO4 + 3 K2HPO3 + 7 H2O = 2 MnO2 + 3 H3PO4 + 8 KOH
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
V2O2 + O2 = V2O5 =>
2 V2O2 + 3 O2 = 2 V2O5
KNO2 + NaCl + H2SO4 = Cl2 + NO + Na2SO4 + K2SO4 + H2O =>
2 KNO2 + 2 NaCl + 2 H2SO4 = Cl2 + 2 NO + Na2SO4 + K2SO4 + 2 H2O
AgNO3(aq) + Na2CrO4 = Ag2CrO4(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2CrO4 = Ag2CrO4(s) + 2 NaNO3(aq)
CH3 + MgI = CH3MgI =>
CH3 + MgI = CH3MgI
AgNO3 + KClO3 = KNO3 + AgClO3 =>
AgNO3 + KClO3 = KNO3 + AgClO3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cl2 + AlI3 = AlCl3 + I2 =>
3 Cl2 + 2 AlI3 = 2 AlCl3 + 3 I2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
H2SO3 + NaOH = Na2SO3 + H2O =>
H2SO3 + 2 NaOH = Na2SO3 + 2 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
CaCl2 + HC2H3O2 = Ca(C2H3O2)2 + HCl =>
CaCl2 + 2 HC2H3O2 = Ca(C2H3O2)2 + 2 HCl
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Na2S2O2 + NaOH = Na2SO3 + Na2S + H2O =>
Na2S2O2 + 2 NaOH = Na2SO3 + Na2S + H2O
MgO + Cl2 = MgCl2 + O2 =>
2 MgO + 2 Cl2 = 2 MgCl2 + O2
Ag(NO3) + Ba(SO4) = Ba(NO3) + Ag(SO4) =>
Ag(NO3) + Ba(SO4) = Ba(NO3) + Ag(SO4)
Li + CaBr = Ca + LiBr =>
Li + CaBr = Ca + LiBr
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
AgNO3 + Na2SO4 = Ag2SO4 + NaNO3 =>
2 AgNO3 + Na2SO4 = Ag2SO4 + 2 NaNO3
CuCl2(aq) + Na2S = CuS + NaCl =>
CuCl2(aq) + Na2S = CuS + 2 NaCl
Cd + (NH4)2S = CdS + NH4 =>
Cd + (NH4)2S = CdS + 2 NH4
Zn(NO3)2 + H2O = Zn(OH)2 + HNO3 =>
Zn(NO3)2 + 2 H2O = Zn(OH)2 + 2 HNO3
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
Cu2S + NH3 = CuNH3 + S =>
Cu2S + 2 NH3 = 2 CuNH3 + S
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Cu2O + H2SO4 = CuSO4 + SO2 + H2O =>
Cu2O + 3 H2SO4 = 2 CuSO4 + SO2 + 3 H2O
PbO2 + NO = Pb + NO3 =>
PbO2 + NO = Pb + NO3
FeS2 = Fe3S4 + S2 =>
3 FeS2 = Fe3S4 + S2
KOH = K2O + H2O =>
2 KOH = K2O + H2O
Na2[Zn(OH)4] + SO2 = Na2SO3 + ZnSO3 + H2O =>
Na2[Zn(OH)4] + 2 SO2 = Na2SO3 + ZnSO3 + 2 H2O
Cu + S8 = Cu2S =>
16 Cu + S8 = 8 Cu2S
Co + Pb{2+} = Co{2+} + Pb =>
Co + Pb{2+} = Co{2+} + Pb
CaO + S = Ca + SO2 =>
2 CaO + S = 2 Ca + SO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/11/24
Équations équilibrées sur01/10/24
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