| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2(SO4)3 + 4 Na2HPO4 = 2 NaH2PO4 + 2 CrPO4 + 3 Na2SO4
Ca(NO3)2 + K2(CO3)2 = Ca(CO3)2 + K2(NO3)2 =>
Ca(NO3)2 + K2(CO3)2 = Ca(CO3)2 + K2(NO3)2
Fe2O3 + H2SO4 + CO = FeSO4 + H2O + CO2 =>
Fe2O3 + 2 H2SO4 + CO = 2 FeSO4 + 2 H2O + CO2
C9H7Cl2N5O2S + C5H9NO4 + NaOH = C19H23N7O10S + NaCl + H2O =>
C9H7Cl2N5O2S + 2 C5H9NO4 + 2 NaOH = C19H23N7O10S + 2 NaCl + 2 H2O
KHSO4 + O2 + ClO2 + H2O = KClO3 + H2SO4 =>
4 KHSO4 + O2 + 4 ClO2 + 2 H2O = 4 KClO3 + 4 H2SO4
NaHCO3(s) = Na2CO3 + H2O(l) + CO2(g) =>
2 NaHCO3(s) = Na2CO3 + H2O(l) + CO2(g)
Sn4 + S = SnS2 =>
Sn4 + 8 S = 4 SnS2
PH3 + Br2 + H2O = HBr + H3PO4 =>
PH3 + 4 Br2 + 4 H2O = 8 HBr + H3PO4
NiCl2 + Sr = SrCl3 + Ni =>
3 NiCl2 + 2 Sr = 2 SrCl3 + 3 Ni
H2CO3 + Mg(OH)2 = H2(OH)2 + MgCO3 =>
H2CO3 + Mg(OH)2 = H2(OH)2 + MgCO3
AlH4{-} + H2CO3 + H2O = Al{3+} + CH3OH + OH{-} =>
3 AlH4{-} + 4 H2CO3 + 4 H2O = 3 Al{3+} + 4 CH3OH + 12 OH{-}
(NH4)2SO4 + CuCl2 = NH4Cl + CuSO4 =>
(NH4)2SO4 + CuCl2 = 2 NH4Cl + CuSO4
AiO3 = Ai + O2 =>
2 AiO3 = 2 Ai + 3 O2
MgBr2(aq) + Pb(NO3)2(aq) = PbBr2(s) + Mg(NO3)2(aq) =>
MgBr2(aq) + Pb(NO3)2(aq) = PbBr2(s) + Mg(NO3)2(aq)
C + MgO + HCl = CCl4 + H2O + MgCl =>
C + 4 MgO + 8 HCl = CCl4 + 4 H2O + 4 MgCl
ZnOH2 + KOH = K2Zn(OH)2 + H2O =>
ZnOH2 + 2 KOH = K2Zn(OH)2 + H2O
CuSO4 + KCl = CuCl + KSO4 =>
CuSO4 + KCl = CuCl + KSO4
Li2CO3 + CaF2 + O2 = F2 + Li2CaO2 + CO2 =>
2 Li2CO3 + 2 CaF2 + O2 = 2 F2 + 2 Li2CaO2 + 2 CO2
H2S + K2Cr2O7 + HCl = CrCl3 + S + H2O + KCl =>
3 H2S + K2Cr2O7 + 8 HCl = 2 CrCl3 + 3 S + 7 H2O + 2 KCl
CaCO3 + H2Cl2 = CaCl2 + H2O + CO2 =>
CaCO3 + H2Cl2 = CaCl2 + H2O + CO2
C27N3H27O2 + O2 = CO2 + H2O + NO2 =>
4 C27N3H27O2 + 143 O2 = 108 CO2 + 54 H2O + 12 NO2
Bi2S3 + HNO3 = Bi2(SO4)3 + NO(g) + H2O =>
Bi2S3 + 8 HNO3 = Bi2(SO4)3 + 8 NO(g) + 4 H2O
Cl2 + HgO = Hg + ClO =>
Cl2 + 2 HgO = 2 Hg + 2 ClO
Cu + [Fe(CN)6] = Cu[Fe(CN)6] =>
Cu + [Fe(CN)6] = Cu[Fe(CN)6]
KMnO4 + Na2CO3 + H2SO4 = MnSO3 + Na3CO4 + K2SO4 + CO2 + H2O =>
2 KMnO4 + 21 Na2CO3 + 3 H2SO4 = 2 MnSO3 + 14 Na3CO4 + K2SO4 + 7 CO2 + 3 H2O
CO + K2O = K2CO2 =>
CO + K2O = K2CO2
V + O2 = VO2 =>
V + O2 = VO2
K3PO4(aq) + Mg(OH)2(aq) = Mg3(PO4)2(aq) + KOH(aq) =>
2 K3PO4(aq) + 3 Mg(OH)2(aq) = Mg3(PO4)2(aq) + 6 KOH(aq)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
HNO3 + Al = Al2O3 + NO2 + H2 =>
6 HNO3 + 4 Al = 2 Al2O3 + 6 NO2 + 3 H2
Ca2SO4 + HCl = CaCl2 + SO2 + H2O =>
Ca2SO4 + 4 HCl = 2 CaCl2 + SO2 + 2 H2O
As2S3 + NaNO3 + Na2CO3 = Na3AsO4 + Na2SO4 + NaNO2 + CO2 =>
As2S3 + 14 NaNO3 + 6 Na2CO3 = 2 Na3AsO4 + 3 Na2SO4 + 14 NaNO2 + 6 CO2
CH3CH2COOH + MgO = (CH3CH2COO)2Mg + H2O =>
2 CH3CH2COOH + MgO = (CH3CH2COO)2Mg + H2O
H2SO4 + CuOH = CuSO4 + H2O + H2 =>
2 H2SO4 + 2 CuOH = 2 CuSO4 + 2 H2O + H2
CaCrO4 + Fe + NO3 = Ca(NO3)2 + Fe2(CrO4)3 =>
3 CaCrO4 + 2 Fe + 6 NO3 = 3 Ca(NO3)2 + Fe2(CrO4)3
Zn + O = Zn2O3 =>
2 Zn + 3 O = Zn2O3
MnO + PbO2 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
2 MnO + 5 PbO2 + 10 HNO3 = 2 HMnO4 + 5 Pb(NO3)2 + 4 H2O
Cu + HNO3 = Cu(NO3)7 + NO + H2O =>
3 Cu + 28 HNO3 = 3 Cu(NO3)7 + 7 NO + 14 H2O
CH3COOH + CaO = Ca(CH3COO)2 + H2O =>
2 CH3COOH + CaO = Ca(CH3COO)2 + H2O
HNO3 + (CH3)3N = NH3 + (CH3)NO3 =>
3 HNO3 + (CH3)3N = NH3 + 3(CH3)NO3
K2CrO7 + KI + H2SO4 = CrSO4 + K2SO4 + H2O + I3 =>
3 K2CrO7 + 30 KI + 21 H2SO4 = 3 CrSO4 + 18 K2SO4 + 21 H2O + 10 I3
K + Fe(Cl3)2 = K(Cl3)2 + Fe =>
K + Fe(Cl3)2 = K(Cl3)2 + Fe
Ni(s) + CO = Ni(CO)4(l) =>
Ni(s) + 4 CO = Ni(CO)4(l)
Zn(OH)3 + KOH = KZnO2 + H2O =>
Zn(OH)3 + KOH = KZnO2 + 2 H2O
HCl + CaO = CaCl2 + H2O =>
2 HCl + CaO = CaCl2 + H2O
NaHCO3 + Ca = Ca(HCO3)2 + Na =>
2 NaHCO3 + Ca = Ca(HCO3)2 + 2 Na
Cu(OH)2 + HCH3CO2 = H2O + CO2 + CuH =>
8 Cu(OH)2 + 3 HCH3CO2 = 10 H2O + 6 CO2 + 8 CuH
CoOOH + MnO2 + KOH = K2MnO4 + Co(OH)2 =>
2 CoOOH + MnO2 + 2 KOH = K2MnO4 + 2 Co(OH)2
LiCl = Li + Cl2 =>
2 LiCl = 2 Li + Cl2
Na2Cr2O7 + Al2O3 + SO3 + H2 = Al2(Cr2O7)3 + Na2SO3 + H2O =>
3 Na2Cr2O7 + Al2O3 + 3 SO3 + 3 H2 = Al2(Cr2O7)3 + 3 Na2SO3 + 3 H2O
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Équations équilibrées sur06/14/25
Équations équilibrées sur07/14/24
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