| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CH3OOH + NaOH = (CH3COO)Na + 3 H2O
C8H8 + KMnO4 + H2O = C6H5O2 + KOH + MnO2 =>
9 C8H8 + 20 KMnO4 + 4 H2O = 12 C6H5O2 + 20 KOH + 20 MnO2
H + S + O = HSO4 =>
H + S + 4 O = HSO4
H3PO4 + OH = H2O + PO4 =>
H3PO4 + 3 OH = 3 H2O + PO4
NaOH + KNO3 = NaNO3KOH =>
NaOH + KNO3 = NaNO3KOH
MgCO3 + HBr = MgBr2 + H2CO3 =>
MgCO3 + 2 HBr = MgBr2 + H2CO3
Zn + H2SO4 + TiOSO4 = ZnSO4 + Ti2(SO4)3 + H2O =>
Zn + 2 H2SO4 + 2 TiOSO4 = ZnSO4 + Ti2(SO4)3 + 2 H2O
Hg2(NO3)2 + NaCl = Hg2Cl2 + NaNO3 =>
Hg2(NO3)2 + 2 NaCl = Hg2Cl2 + 2 NaNO3
KMnO4 + FeSO4 + H2SO4 = Fe2(SO4)3 + KHSO3 + MnSO4 + H2O =>
2 KMnO4 + 14 FeSO4 + 11 H2SO4 = 7 Fe2(SO4)3 + 2 KHSO3 + 2 MnSO4 + 10 H2O
Nb6I11 + NaI + I2 = NaNb6I15 =>
2 Nb6I11 + 2 NaI + 3 I2 = 2 NaNb6I15
Fe + AgNO3 = Ag + Fe2NO3 =>
2 Fe + AgNO3 = Ag + Fe2NO3
Mg + NO = Mg(NO) =>
Mg + NO = Mg(NO)
NaN3 = N2 + Na2 =>
2 NaN3 = 3 N2 + Na2
CuCl2 + NaNO3 = Cu(NO3)2 + NaCl =>
CuCl2 + 2 NaNO3 = Cu(NO3)2 + 2 NaCl
(NH4)2S + CoCI2 = CoS + (NH4)2CI2 =>
(NH4)2S + CoCI2 = CoS + (NH4)2CI2
Co2 + HCl = HCoCl =>
Co2 + 2 HCl = 2 HCoCl
Hg2(NO3)2 + KI = K2HgI4 + K2NO3 =>
Hg2(NO3)2 + 8 KI = 2 K2HgI4 + 2 K2NO3
Na2CrO4 + H2SO4 + K2SO4 = K2Cr2O7 + Na2SO4 + H2O =>
2 Na2CrO4 + H2SO4 + K2SO4 = K2Cr2O7 + 2 Na2SO4 + H2O
KNO3 + Cr2O2 + Na2CO3 = Na2CrO4 + CO2 + KNO2 =>
4 KNO3 + Cr2O2 + 2 Na2CO3 = 2 Na2CrO4 + 2 CO2 + 4 KNO2
K2Cr2O7 + IK + H2SO4 = Cr2(SO4)3 + K2SO4 + I + H2O =>
K2Cr2O7 + 6 IK + 7 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 6 I + 7 H2O
NaOH(aq) + HCl(aq) = NaCl + H2O =>
NaOH(aq) + HCl(aq) = NaCl + H2O
P4O9 + Br2 = P2Br99 + P4O101 =>
101 P4O9 + 9108 Br2 = 184 P2Br99 + 9 P4O101
CuBr + HNO3 = CuNO3 + NO + Br2 + H2O =>
6 CuBr + 8 HNO3 = 6 CuNO3 + 2 NO + 3 Br2 + 4 H2O
Na2SO4 + Sr(NO3)2 = NaNO3 + SrSO4 =>
Na2SO4 + Sr(NO3)2 = 2 NaNO3 + SrSO4
AlBr3 + Cu(OH)2 = Al(OH)3 + CuBr2 =>
2 AlBr3 + 3 Cu(OH)2 = 2 Al(OH)3 + 3 CuBr2
KNO2 + Na2SO4 + Na2CrO4 + CO2 = KNO3 + Cr2(SO4)3 + Na2CO3 =>
3 KNO2 + 3 Na2SO4 + 2 Na2CrO4 + 5 CO2 = 3 KNO3 + Cr2(SO4)3 + 5 Na2CO3
H2SO4 + HgNO3 = Hg2SO4 + HNO3 =>
H2SO4 + 2 HgNO3 = Hg2SO4 + 2 HNO3
SrO + Br2 = SrBr2 + O2 =>
2 SrO + 2 Br2 = 2 SrBr2 + O2
Cu(OH)2 + NaCl = CuCl + Na(OH)2 =>
Cu(OH)2 + NaCl = CuCl + Na(OH)2
H2O2 + KI + HCl = H2O + KCl + I =>
H2O2 + 2 KI + 2 HCl = 2 H2O + 2 KCl + 2 I
I2 + KOH = KIO3 + KI + H2O =>
3 I2 + 6 KOH = KIO3 + 5 KI + 3 H2O
C2H5OH + CH3COOH = C2H5COOCH3 + H2O =>
C2H5OH + CH3COOH = C2H5COOCH3 + H2O
(Cr2O7){-2} + I{-} + H{+} = Cr{+3} + H2O + I2 =>
(Cr2O7){-2} + 6 I{-} + 14 H{+} = 2 Cr{+3} + 7 H2O + 3 I2
Mg + BeI2 = MgI2 + Be =>
Mg + BeI2 = MgI2 + Be
KOH + (NH4)2 + SO4 = K2SO4 + NH3 + H2O =>
2 KOH + (NH4)2 + SO4 = K2SO4 + 2 NH3 + 2 H2O
N2O3 + H2O + NH3 = NH4NO3 =>
2 N2O3 + 3 H2O + 2 NH3 = 3 NH4NO3
Fe(NO3)2 + Na2CO3 = FeCO3 + NaNO3 =>
Fe(NO3)2 + Na2CO3 = FeCO3 + 2 NaNO3
NaHCO3 + CH3CH2OH = NaOCH2CH3 + H2O + CO2 =>
NaHCO3 + CH3CH2OH = NaOCH2CH3 + H2O + CO2
KCIO + HI = I2 + KCI + H2O =>
KCIO + 2 HI = I2 + KCI + H2O
H2O + SO2 = H2SO4 + SO =>
H2O + 2 SO2 = H2SO4 + SO
Ca2C + O2 = CaO + CO =>
2 Ca2C + 3 O2 = 4 CaO + 2 CO
Fe(s) + CuCl2(aq) = FeCl2 + Cu =>
Fe(s) + CuCl2(aq) = FeCl2 + Cu
NaHCO3 + C6H3O7 = C6H5O7Na3 + CO2 + H2O =>
39 NaHCO3 + 18 C6H3O7 = 13 C6H5O7Na3 + 69 CO2 + 14 H2O
KMnO4 + PbO + H2O = PbO2 + KOH + MnO2 =>
2 KMnO4 + 3 PbO + H2O = 3 PbO2 + 2 KOH + 2 MnO2
OH + NaOH = NaO + H2O =>
OH + NaOH = NaO + H2O
C2H5OH + CO2 = C6H12O6 =>
2 C2H5OH + 2 CO2 = C6H12O6
Sr(NO3)2 + Na2CO3 = SrCO3 + NaNO3 =>
Sr(NO3)2 + Na2CO3 = SrCO3 + 2 NaNO3
Mn{3+} + Cr{3+} + H2O = MnO4{-} + Cr{2+} + H{+} =>
Mn{3+} + 4 Cr{3+} + 4 H2O = MnO4{-} + 4 Cr{2+} + 8 H{+}
C7H6Cl2 + Ca(OH)2 + CH3OH = C9H12O2 + CaCl2 + H2O =>
C7H6Cl2 + Ca(OH)2 + 2 CH3OH = C9H12O2 + CaCl2 + 2 H2O
Ba(ClO3)2 + Na2S = BaS + NaClO3 =>
Ba(ClO3)2 + Na2S = BaS + 2 NaClO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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