| Équations équilibrées la veille |
F2O + H2O = O2 + 2 HF
AlBr3 + Na2CO3 + H2O = Al(OH)3 + CO2 + NaBr =>
2 AlBr3 + 3 Na2CO3 + 3 H2O = 2 Al(OH)3 + 3 CO2 + 6 NaBr
Al2(SO4)3 + NaHCO3 = Al(OH)3 + Na2SO4 + CO2 =>
Al2(SO4)3 + 6 NaHCO3 = 2 Al(OH)3 + 3 Na2SO4 + 6 CO2
CS2 + NO = CO + SO2 + N2 =>
2 CS2 + 10 NO = 2 CO + 4 SO2 + 5 N2
IH = I + H2 =>
2 IH = 2 I + H2
Na2I + Cl2 = NaCl + I2 =>
2 Na2I + 2 Cl2 = 4 NaCl + I2
Br2 + CaCl2 = BrCl + Ca =>
Br2 + CaCl2 = 2 BrCl + Ca
Pb(NO3)2 + NH3 = N(NO3)2 + PbH3 =>
Pb(NO3)2 + NH3 = N(NO3)2 + PbH3
H2S + N2 + H2O = SO2 + NH3 =>
H2S + N2 + 2 H2O = SO2 + 2 NH3
BaO + As2O5 = Ba3(AsO4)2 =>
3 BaO + As2O5 = Ba3(AsO4)2
IH = I + H =>
IH = I + H
N(CH3)4I + I2 = N(CH3)4I7 =>
N(CH3)4I + 3 I2 = N(CH3)4I7
NaClO + Na2SO3 = NaCl + Na2SO4 =>
NaClO + Na2SO3 = NaCl + Na2SO4
MnCl2 + Na2HPO4 = MnHPO4 + NaCl =>
MnCl2 + Na2HPO4 = MnHPO4 + 2 NaCl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Mg(s) + Cu(No3)2(aq) = Mg(No3)2(aq) + Cu(s) =>
Mg(s) + Cu(No3)2(aq) = Mg(No3)2(aq) + Cu(s)
KMnO4 + H2SO4 + FeSO4(NH4)SO4 = K2SO4 + H2O + Fe(SO4)3 + MnSO4 + (NH4)2SO4 =>
6 KMnO4 + 24 H2SO4 + 10 FeSO4(NH4)SO4 = 3 K2SO4 + 24 H2O + 10 Fe(SO4)3 + 6 MnSO4 + 5(NH4)2SO4
Cu + LiNO3 = CuNO3 + Li =>
Cu + LiNO3 = CuNO3 + Li
CuSO4*5H2O + NH4OH = Cu(NH3)4SO4*5H2O + H2O =>
CuSO4*5H2O + 4 NH4OH = Cu(NH3)4SO4*5H2O + 4 H2O
C7H5NO3 + C3H6O + OH{-} = C16H10N2O2 + C2H3O2{-} + H2O =>
2 C7H5NO3 + 2 C3H6O + 2 OH{-} = C16H10N2O2 + 2 C2H3O2{-} + 4 H2O
HO2 + NO = H2O + NO2 =>
2 HO2 + 3 NO = H2O + 3 NO2
NiCl2*6H2O + NH3 = Ni(NH3)6Cl2 + H2O =>
NiCl2*6H2O + 6 NH3 = Ni(NH3)6Cl2 + 6 H2O
NaI + O2 = Na2O + I =>
4 NaI + O2 = 2 Na2O + 4 I
N2H5Cl + CuSO4 = (N2H5)2SO4 + CuCl2 =>
2 N2H5Cl + CuSO4 = (N2H5)2SO4 + CuCl2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Ca(NO3)2 + (NH4)2C2O4 = CaC2O4 + (NO3)(NH4) =>
Ca(NO3)2 + (NH4)2C2O4 = CaC2O4 + 2(NO3)(NH4)
Pd + FeSO4 = Pd(SO4) + Fe =>
Pd + FeSO4 = Pd(SO4) + Fe
Zn + HNO2 = Zn(NO2)2 + H =>
Zn + 2 HNO2 = Zn(NO2)2 + 2 H
NH4NO3 + Cu = NH3 + Cu(NO3)2 + H2 =>
2 NH4NO3 + Cu = 2 NH3 + Cu(NO3)2 + H2
FeI2 + Cl2 = FeCl3 + I2 =>
2 FeI2 + 3 Cl2 = 2 FeCl3 + 2 I2
NH3 + Ba(NO3)2 = N(NO3)3 + BaH2 =>
2 NH3 + 3 Ba(NO3)2 = 2 N(NO3)3 + 3 BaH2
PH3 + Cl2 = PCl3 + HCl =>
PH3 + 3 Cl2 = PCl3 + 3 HCl
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
CaBr2 + F2 = CaF2 + Br2 =>
CaBr2 + F2 = CaF2 + Br2
ZnO + H2SO4 = ZnSO4 + H2O =>
ZnO + H2SO4 = ZnSO4 + H2O
AgNO3 + K(SCN) = Ag(SCN) + KNO3 =>
AgNO3 + K(SCN) = Ag(SCN) + KNO3
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
Fe{3} + NH3 + H2O = NH4{+} + Fe(OH)3 =>
Fe{3} + 3 NH3 + 3 H2O = 3 NH4{+} + Fe(OH)3
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
KAl(SO4)2*12H2O = K2SO4 + Al2O3 + SO2 + O2 + H2O =>
4 KAl(SO4)2*12H2O = 2 K2SO4 + 2 Al2O3 + 6 SO2 + 3 O2 + 48 H2O
Cl1 + KI = KCl + I2 =>
2 Cl1 + 2 KI = 2 KCl + I2
KI(aq) + BaCl2(aq) = KCl(s) + BaI2 =>
2 KI(aq) + BaCl2(aq) = 2 KCl(s) + BaI2
Ca(s) + O2 = CaO(s) =>
2 Ca(s) + O2 = 2 CaO(s)
FeCl3 + KSCN = Fe(SCN)3 + K2Cl2 =>
2 FeCl3 + 6 KSCN = 2 Fe(SCN)3 + 3 K2Cl2
K2Cr2O7(s) = Cr2O3 + K2CrO4 + O2 =>
4 K2Cr2O7(s) = 2 Cr2O3 + 4 K2CrO4 + 3 O2
RCOOH + NaOH = RCOONa + H2O =>
RCOOH + NaOH = RCOONa + H2O
HCOOH + HNO3 = CO2 + H2O + NO =>
3 HCOOH + 2 HNO3 = 3 CO2 + 4 H2O + 2 NO
SCN{-} + Br2 + H2O = SO4{-} + CN{-} + Br{-} + H3O{+} =>
2 SCN{-} + 7 Br2 + 24 H2O = 2 SO4{-} + 2 CN{-} + 14 Br{-} + 16 H3O{+}
MgO + TiO2 = MgTi2O5 =>
MgO + 2 TiO2 = MgTi2O5
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
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Équations équilibrées sur10/23/24
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