| Équations équilibrées la veille | Équations équilibrées le lendemain |
KMnO4 + 8 HCl = 3 Cl2 + 4 H2O + KCl + MnCl
N2O + KClO + KOH = KNO2 + H2O + KCl =>
N2O + 2 KClO + 2 KOH = 2 KNO2 + H2O + 2 KCl
H2C2O4 + KOH = KO4 + H2C2OH =>
H2C2O4 + KOH = KO4 + H2C2OH
KHS + H2O = K2O + H2S =>
2 KHS + H2O = K2O + 2 H2S
KI + KBrO3 + HCl + Na2S2O3 = NaI + KBr + KCl + H2O + Na2S4O6 =>
6 KI + KBrO3 + 6 HCl + 6 Na2S2O3 = 6 NaI + KBr + 6 KCl + 3 H2O + 3 Na2S4O6
Ca + H2SO3 = Ca(SO3) + H2 =>
Ca + H2SO3 = Ca(SO3) + H2
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
H2(SO4) + NaF = HF + Na2(SO4) =>
H2(SO4) + 2 NaF = 2 HF + Na2(SO4)
HI + KOH = KI + H2O =>
HI + KOH = KI + H2O
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Ba(OH)2 + Fe2O3 = BaO + Fe(OH)3 =>
3 Ba(OH)2 + Fe2O3 = 3 BaO + 2 Fe(OH)3
FeO + H2SO4 = FeSO4 + H2O =>
FeO + H2SO4 = FeSO4 + H2O
KMnO4 + SnSO4 + H2SO4 = K2SO4 + MnSO4 + Sn(SO4)2 + H2O =>
2 KMnO4 + 5 SnSO4 + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 Sn(SO4)2 + 8 H2O
Pb(NO3)2 + Cu(SO4) = Pb(SO4) + Cu(NO3)2 =>
Pb(NO3)2 + Cu(SO4) = Pb(SO4) + Cu(NO3)2
Sr(ClO3)2 + Na2SO4 = SrSO4 + NaClO3 =>
Sr(ClO3)2 + Na2SO4 = SrSO4 + 2 NaClO3
HNO3 + BaCl2 = HCl2 + BaNO3 =>
HNO3 + BaCl2 = HCl2 + BaNO3
H2 + F2 = HF =>
H2 + F2 = 2 HF
Cu(NO3)2 + FeCl3 = CuCl3 + Fe(NO3)2 =>
Cu(NO3)2 + FeCl3 = CuCl3 + Fe(NO3)2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CH3COOH + Zn = Zn(CH3COO) + H2 =>
2 CH3COOH + 2 Zn = 2 Zn(CH3COO) + H2
K2S3O6 + KClO + KOH = K2SO4 + KCl + H2O =>
K2S3O6 + 4 KClO + 4 KOH = 3 K2SO4 + 4 KCl + 2 H2O
Si + Br = SiBr4 =>
Si + 4 Br = SiBr4
Fe(NO3)3 + Zn = Zn(NO3)2 + Fe(NO3)2 =>
2 Fe(NO3)3 + Zn = Zn(NO3)2 + 2 Fe(NO3)2
NaAlO2 = Na + Al + O2 =>
NaAlO2 = Na + Al + O2
CH2O + [Ag(NH3)2]OH = (NH4)2CO2 + NH3Ag + H2O =>
CH2O + 2[Ag(NH3)2]OH = (NH4)2CO2 + 2 NH3Ag + H2O
NH4 + Li = NH4Li =>
NH4 + Li = NH4Li
CrCl3(aq) + NaOH(aq) = CrOH + NaCl3 =>
CrCl3(aq) + NaOH(aq) = CrOH + NaCl3
NaCl + Ag = Na + AgCl =>
NaCl + Ag = Na + AgCl
Ag(NH3)2 + NaBr = Na(NH3)2 + AgBr =>
Ag(NH3)2 + NaBr = Na(NH3)2 + AgBr
Cs2CO3(aq) + HBr(aq) = CsBr(aq) + H2O(l) + CO2 =>
Cs2CO3(aq) + 2 HBr(aq) = 2 CsBr(aq) + H2O(l) + CO2
Cr(OH)6 = Cr(O)3 + H2O =>
Cr(OH)6 = Cr(O)3 + 3 H2O
Pb2 + As3 = Pb3As2 =>
9 Pb2 + 4 As3 = 6 Pb3As2
Pb(NO3)2(aq) + KI(aq) = PbI2(s) + KNO3(aq) =>
Pb(NO3)2(aq) + 2 KI(aq) = PbI2(s) + 2 KNO3(aq)
FeSO3 + MnO4{-} + H{+} = Mn{2+} + Fe{3+} + HSO4{-} + H2O =>
5 FeSO3 + 3 MnO4{-} + 19 H{+} = 3 Mn{2+} + 5 Fe{3+} + 5 HSO4{-} + 7 H2O
Sr + Al(OH)3 = Al + Sr(OH) =>
3 Sr + Al(OH)3 = Al + 3 Sr(OH)
Ag(NO3) + Na(OH) = Ag(OH) + Na(NO3) =>
Ag(NO3) + Na(OH) = Ag(OH) + Na(NO3)
CH3CH2OH + C6H8O7 = H2O + CH3CH2C6H7O7 =>
CH3CH2OH + C6H8O7 = H2O + CH3CH2C6H7O7
Ca + HCl = H + CaCl =>
Ca + HCl = H + CaCl
HCN + O*2 = N*2 + CO*2 + H*2O =>
HCN + 3 O*2 = N*2 + CO*2 + H*2O
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
FeCl3 + H2SO4 + KI = FeSO4 + I2 + HCl + KSO4 =>
4 FeCl3 + 6 H2SO4 + 2 KI = 4 FeSO4 + I2 + 12 HCl + 2 KSO4
W2 + C = WC =>
W2 + 2 C = 2 WC
BaCl2 + KCl = BaCl + KCl2 =>
BaCl2 + KCl = BaCl + KCl2
H2O2 + ClO2 = ClO2{-} + O2 + H{+} =>
H2O2 + 2 ClO2 = 2 ClO2{-} + O2 + 2 H{+}
K + I = KI =>
K + I = KI
Ni(OH)2 + OH = NiO2 + H2O =>
Ni(OH)2 + 2 OH = NiO2 + 2 H2O
SIF4 + NaOH = Na4SIO4 + NaF + H2O =>
SIF4 + 8 NaOH = Na4SIO4 + 4 NaF + 4 H2O
C2H5OH + Na2CO3 = C2H5ONa + H2O + CO2 =>
2 C2H5OH + Na2CO3 = 2 C2H5ONa + H2O + CO2
K2CO3 + MgCO3 = K2Mg(CO3)2 =>
K2CO3 + MgCO3 = K2Mg(CO3)2
ZnCO3 = ZnO + CO2 =>
ZnCO3 = ZnO + CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/24/24
Équations équilibrées sur04/23/23
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