| Équations équilibrées la veille | Équations équilibrées le lendemain |
MgCl2 + Na2CO3 = MgCO3 + 2 NaCl
Be + N2O4 = (NO)2[Be(NO3)4] + NO =>
Be + 4 N2O4 = (NO)2[Be(NO3)4] + 2 NO
Cr + H2SO4 = Cr2(SO4)3 + SO2 + H2O =>
2 Cr + 6 H2SO4 = Cr2(SO4)3 + 3 SO2 + 6 H2O
CaCO3 + CH3CO2H = CO2 + H2O + Ca2* =>
4 CaCO3 + CH3CO2H = 6 CO2 + 2 H2O + 2 Ca2*
Cu2S + FeS2 + HNO3 = CuSO4 + Fe2(SO4)3 + NO2 + H2O =>
Cu2S + 2 FeS2 + 40 HNO3 = 2 CuSO4 + Fe2(SO4)3 + 40 NO2 + 20 H2O
CoCl2 + V = Co + VCl2 =>
CoCl2 + V = Co + VCl2
SnSO3 + ZnO = SnO2 + ZnSO2 =>
SnSO3 + ZnO = SnO2 + ZnSO2
NaBr2 = Br + Na =>
NaBr2 = 2 Br + Na
FeCl3 + Na2(NO3)2 = Fe(NO3)3 + NaCl =>
2 FeCl3 + 3 Na2(NO3)2 = 2 Fe(NO3)3 + 6 NaCl
Be + N2O4 = (NO)2[Be(NO3)4] + NO =>
Be + 4 N2O4 = (NO)2[Be(NO3)4] + 2 NO
C3H7OH(g) + O2 = CO2 + H2O =>
2 C3H7OH(g) + 9 O2 = 6 CO2 + 8 H2O
CaCO3 + CH3CO2H = CO2 + H2O + Ca2* =>
4 CaCO3 + CH3CO2H = 6 CO2 + 2 H2O + 2 Ca2*
[Cu(NH3)4](OH)2 + HNO3 = Cu(NO3)2 + NH3 + H2O =>
[Cu(NH3)4](OH)2 + 2 HNO3 = Cu(NO3)2 + 4 NH3 + 2 H2O
FeSO4 + HNO3 = Fe2(SO4)3 + Fe2(NO3)3 + NO2 + H2O =>
6 FeSO4 + 6 HNO3 = 2 Fe2(SO4)3 + Fe2(NO3)3 + 3 NO2 + 3 H2O
H2O + Zn + NO2 = NH3 + Zn(OH)2 =>
10 H2O + 7 Zn + 2 NO2 = 2 NH3 + 7 Zn(OH)2
KDO3 = KD + O2 =>
2 KDO3 = 2 KD + 3 O2
FeI2 + KOH + H2O = Fe(OH)3 + KI + H2 =>
2 FeI2 + 4 KOH + 2 H2O = 2 Fe(OH)3 + 4 KI + H2
Ca(HCO3)2 + AlCl3 = CaCl2 + Al(HO)3 + CO2 =>
3 Ca(HCO3)2 + 2 AlCl3 = 3 CaCl2 + 2 Al(HO)3 + 6 CO2
Be + N2O4 = (NO)2[Be(NO3)4] + NO =>
Be + 4 N2O4 = (NO)2[Be(NO3)4] + 2 NO
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
KOH + Cl2 = KClOKCl + H2O =>
2 KOH + Cl2 = KClOKCl + H2O
HgBr2 + Cd = CdBr2 + Hg =>
HgBr2 + Cd = CdBr2 + Hg
H2CrO4 + H2O2 = HCrO4 + H2O =>
2 H2CrO4 + H2O2 = 2 HCrO4 + 2 H2O
H2S(g) + O2(g) = H2O(l) + S8(s) =>
8 H2S(g) + 4 O2(g) = 8 H2O(l) + S8(s)
K2SO4 + NiCl2 = KCl + Ni(SO4) =>
K2SO4 + NiCl2 = 2 KCl + Ni(SO4)
C23H33O17 + O2 = CO2 + H2O =>
4 C23H33O17 + 91 O2 = 92 CO2 + 66 H2O
Fe + PbCrO4 = Fe2(CrO4)2 + Pb =>
2 Fe + 2 PbCrO4 = Fe2(CrO4)2 + 2 Pb
Mn + K2(SO4) = K + Mn(SO4) =>
Mn + K2(SO4) = 2 K + Mn(SO4)
Sn + Al(Br)3 = Al + Sn(Br)2 =>
3 Sn + 2 Al(Br)3 = 2 Al + 3 Sn(Br)2
K2I = K + I =>
K2I = 2 K + I
NaNO2 + POCl3 = NOCl + Na3PO4 =>
3 NaNO2 + POCl3 = 3 NOCl + Na3PO4
Sn + Al(Br)3 = Al + Sn(Br)2 =>
3 Sn + 2 Al(Br)3 = 2 Al + 3 Sn(Br)2
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
PbS(s) + HNO3(aq) + K2Cr2O7(aq) = PbCrO4(s) + S(s) + NO2(g) + KNO3(aq) + H2O =>
2 PbS(s) + 6 HNO3(aq) + K2Cr2O7(aq) = 2 PbCrO4(s) + 2 S(s) + 4 NO2(g) + 2 KNO3(aq) + 3 H2O
Sn + Al(Br)3 = Al + Sn(Br)2 =>
3 Sn + 2 Al(Br)3 = 2 Al + 3 Sn(Br)2
SrCl2 + O2 = SrO2 + Cl2 =>
SrCl2 + O2 = SrO2 + Cl2
Sn + Al(Br)3 = Al + Sn(Br)2 =>
3 Sn + 2 Al(Br)3 = 2 Al + 3 Sn(Br)2
SrCl2 + O2 = SrO2 + Cl2 =>
SrCl2 + O2 = SrO2 + Cl2
NaF + Fe(OH)3 = Na3FeF6 + NaOH =>
6 NaF + Fe(OH)3 = Na3FeF6 + 3 NaOH
C2O2H4 + CH3OH = C3O2H6 + H2O =>
C2O2H4 + CH3OH = C3O2H6 + H2O
KMnO4 + Ag(NH3)2 = KNH3 + Ag(MnO4)2 =>
2 KMnO4 + Ag(NH3)2 = 2 KNH3 + Ag(MnO4)2
Cu(OH)2CuSO4 + NH3 = [Cu(NH3)4] + (SO4)2 + OH =>
2 Cu(OH)2CuSO4 + 16 NH3 = 4[Cu(NH3)4] + (SO4)2 + 4 OH
Mn2Cl3 + H2O = MnCl + MnO2 + HCl =>
3 Mn2Cl3 + 2 H2O = 5 MnCl + MnO2 + 4 HCl
MgCl2 + Na3PO4 = MgNa2 + Cl3PO4 =>
3 MgCl2 + 2 Na3PO4 = 3 MgNa2 + 2 Cl3PO4
N2O + N2H2 = N2 + H2O =>
N2O + N2H2 = 2 N2 + H2O
SrCl2 + O2 = SrO2 + Cl2 =>
SrCl2 + O2 = SrO2 + Cl2
Br2 + Na2SO3 + NaOH = Na2SO4 + NaBr + H2O =>
Br2 + Na2SO3 + 2 NaOH = Na2SO4 + 2 NaBr + H2O
K + HNO3 = KNO3 + NH3 + H2O =>
8 K + 9 HNO3 = 8 KNO3 + NH3 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/20/23
Équations équilibrées sur12/20/22
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