| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NO2 + 2 H2O + Cl2 = 2 HCl + 2 HNO3
CaCO3(s) + HCl(aq) = H2O + CO2 + CaCl2 =>
CaCO3(s) + 2 HCl(aq) = H2O + CO2 + CaCl2
H2O + NH3 + O2 + [Cu(NH3)2]OH = [Cu(NH3)4](OH)2 =>
2 H2O + 8 NH3 + O2 + 4[Cu(NH3)2]OH = 4[Cu(NH3)4](OH)2
(NH4)2S + NaBr = NH4Br + Na2S =>
(NH4)2S + 2 NaBr = 2 NH4Br + Na2S
Na + H3PO4 = NaP + H3O4 =>
Na + H3PO4 = NaP + H3O4
H3PO4 + CaCO3 = Ca3(PO4)2 + H2CO3 =>
2 H3PO4 + 3 CaCO3 = Ca3(PO4)2 + 3 H2CO3
Fe{3+} + {3-} = Fe =>
Fe{3+} + {3-} = Fe
CoCl2 + KI = CoI2 + ClK =>
CoCl2 + 2 KI = CoI2 + 2 ClK
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Sr(NO3)2 + (NH4)2CO3 = SrCO3 + (NH4)NO3 =>
Sr(NO3)2 + (NH4)2CO3 = SrCO3 + 2(NH4)NO3
SrCl2 + Na2CO3 = SrCO3 + NaCl =>
SrCl2 + Na2CO3 = SrCO3 + 2 NaCl
NaHCO3 + C6H8O7 = Na3C6H5O7 + CO2 + H2O* =>
3 NaHCO3 + C6H8O7 = Na3C6H5O7 + 3 CO2 + 3 H2O*
Cu + Cl2 = CuCl2 = cu =>
Cu + Cl2 = CuCl2
Au + NO + Sn = AuNOSn =>
Au + NO + Sn = AuNOSn
CH3COOK + H2SO4 = CH3COOH + KHSO4 =>
CH3COOK + H2SO4 = CH3COOH + KHSO4
MgCl2 + Al2(SO4)3 = AlCl3 + Mg2(SO4)2 =>
6 MgCl2 + 2 Al2(SO4)3 = 4 AlCl3 + 3 Mg2(SO4)2
COCl2 + NH4SCN = (NH4)2[CO(SCN)4] + NH4Cl =>
COCl2 + 4 NH4SCN = (NH4)2[CO(SCN)4] + 2 NH4Cl
Al + HC2H3O2 = Al(CO)2 + H4 =>
Al + HC2H3O2 = Al(CO)2 + H4
H{+} + Cl{-} + Cr2O7 = Cr{3} + Cl2 + H2O =>
14 H{+} + 8 Cl{-} + Cr2O7 = 2 Cr{3} + 4 Cl2 + 7 H2O
C2H2 + KMnO4 + KOH = HCOOH + H2O + K2MnO4 =>
C2H2 + 6 KMnO4 + 6 KOH = 2 HCOOH + 2 H2O + 6 K2MnO4
N2O5 + H2SO4 = N2SO4 + H2O5 =>
N2O5 + H2SO4 = N2SO4 + H2O5
H + Br = BrH =>
H + Br = BrH
Co3(C2O4)33H2O + O2 = Co3O4 + CO2 + H2O =>
Co3(C2O4)33H2O + 2 O2 = Co3O4 + 66 CO2 + H2O
Ba(IO3)2 + H2O = BaO + IO3 + H2 =>
Ba(IO3)2 + H2O = BaO + 2 IO3 + H2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
NaAlF6 + C = Al + CF4 + NaF =>
4 NaAlF6 + 5 C = 4 Al + 5 CF4 + 4 NaF
H4SiO4 + NaOH = Na2SiO3 + H2O =>
H4SiO4 + 2 NaOH = Na2SiO3 + 3 H2O
CrO3 + C = CO2 + Cr2O3 =>
4 CrO3 + 3 C = 3 CO2 + 2 Cr2O3
NH3 + KMnO4 + KOH = N2 + K2MnO4*H2O =>
2 NH3 + 6 KMnO4 + 6 KOH = N2 + 6 K2MnO4*H2O
Cu2 + HNO3 = Cu(NO3)2 + NO1 + H2O =>
3 Cu2 + 16 HNO3 = 6 Cu(NO3)2 + 4 NO1 + 8 H2O
Ba(OH)2 + Fe2(SO4)3 = BaSO4 + Fe(OH)3 =>
3 Ba(OH)2 + Fe2(SO4)3 = 3 BaSO4 + 2 Fe(OH)3
Pb + FeSO4 = PbSO4 + Fe =>
Pb + FeSO4 = PbSO4 + Fe
C2H5OH + (O) = CH3COH + H2O =>
C2H5OH + (O) = CH3COH + H2O
Fe(NO3)3 + NaOH = FeNa + (NO3)3 + OH =>
Fe(NO3)3 + NaOH = FeNa + (NO3)3 + OH
Mg + HNO3(ag) = MgNO3 + H2 =>
2 Mg + 2 HNO3(ag) = 2 MgNO3 + H2
HMnO4 + Ni(OH)3 = Ni2(MnO4)3 + H2NiO4 + H2O =>
3 HMnO4 + 3 Ni(OH)3 = Ni2(MnO4)3 + H2NiO4 + 5 H2O
CH4O + CO2 = C9H12 + H2O =>
8 CH4O + CO2 = C9H12 + 10 H2O
SO3(g) + H2O(l) = H2 + SO4(l) =>
SO3(g) + H2O(l) = H2 + SO4(l)
FeSO4 + HCl = FeCl2 + SO4 + H =>
FeSO4 + 2 HCl = FeCl2 + SO4 + 2 H
HMnO4 + Ni(OH)3 = Ni2(MnO4)3 + H2NiO4 + H2O =>
3 HMnO4 + 3 Ni(OH)3 = Ni2(MnO4)3 + H2NiO4 + 5 H2O
As + S = As2S3 =>
2 As + 3 S = As2S3
Ca(NO3)2 + FeCl3 = CaCl2 + Fe(NO3)3 =>
3 Ca(NO3)2 + 2 FeCl3 = 3 CaCl2 + 2 Fe(NO3)3
HMnO4 + Ni(OH)3 = Ni2(MnO4)3 + H2NiO4 + H2O =>
3 HMnO4 + 3 Ni(OH)3 = Ni2(MnO4)3 + H2NiO4 + 5 H2O
C2H5NH2 + C3H7COOH = NH3 + C3H7COOC2H5 =>
C2H5NH2 + C3H7COOH = NH3 + C3H7COOC2H5
CH2CHCH2CH3 + KMnO4 + H2SO4 = CH3CH2CH2COH + MnSO4 + H2O + KSO4 =>
2 CH2CHCH2CH3 + KMnO4 + 2 H2SO4 = 2 CH3CH2CH2COH + MnSO4 + 2 H2O + KSO4
NH4Cl + Na3PO4 = Cl3PO4 + NH4Na =>
3 NH4Cl + Na3PO4 = Cl3PO4 + 3 NH4Na
Zr2VC2O2 = ZrC + ZrO2 + V2O3 + C =>
4 Zr2VC2O2 = 7 ZrC + ZrO2 + 2 V2O3 + C
SiCl4 + H2O(l) = SiO2(s) + HCl(aq) =>
SiCl4 + 2 H2O(l) = SiO2(s) + 4 HCl(aq)
HMnO4 + Ni(OH)3 = Ni2(MnO4)3 + H2NiO4 + H2O =>
3 HMnO4 + 3 Ni(OH)3 = Ni2(MnO4)3 + H2NiO4 + 5 H2O
K(s) + H2O(l) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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