| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaCl + H2O2 = 2 Cl + 2 NaOH
FeCl3(aq) + HCl(aq) = FeCl(aq) + HCl3(aq) =>
FeCl3(aq) + HCl(aq) = FeCl(aq) + HCl3(aq)
PbSO4 + KI = PbI2 + K2SO4 =>
PbSO4 + 2 KI = PbI2 + K2SO4
KMnO4 + H2SO4 + H = MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 10 H = 2 MnSO4 + K2SO4 + 8 H2O
CaO + SO3 = CaSO4 =>
CaO + SO3 = CaSO4
CuCl2 + K4[Fe(CN)6] = Cu2[Fe(CN)6] + K2Cl2 =>
2 CuCl2 + K4[Fe(CN)6] = Cu2[Fe(CN)6] + 2 K2Cl2
C3H5N3O9 = CO2 + H2O + N2 + O2 =>
4 C3H5N3O9 = 12 CO2 + 10 H2O + 6 N2 + O2
K2CrO4 + Al + KOH = KCrO2 + K3AlO3 + H2O =>
K2CrO4 + Al + 2 KOH = KCrO2 + K3AlO3 + H2O
C51H98O6 + H2O = C3H8O3 + C6H32O2 =>
6 C51H98O6 + 218 H2O = 76 C3H8O3 + 13 C6H32O2
CuSO4 + KOH = Cu(OH)2 + K + SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + 2 K + SO4
KMnO4 + H2SO4 + HNO2 = MnSO4 + HNO3 + K2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 HNO2 = 2 MnSO4 + 5 HNO3 + K2SO4 + 3 H2O
SeO2 + Ca = CaO + Se =>
SeO2 + 2 Ca = 2 CaO + Se
NaHCO3 + HC6H7O6 = CO2 + H2O + NaC6H7O6 =>
NaHCO3 + HC6H7O6 = CO2 + H2O + NaC6H7O6
Ba(s) + Cl2(g) = BaCl2(s) =>
Ba(s) + Cl2(g) = BaCl2(s)
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Zn + HNO3 = Zn(NO3)2 + NO3NH3 + H2O =>
7 Zn + 18 HNO3 = 7 Zn(NO3)2 + 2 NO3NH3 + 6 H2O
Al(OH)3(s) + CH3COOH(aq) = (CH3COO)3Al(aq) + H2O(l) =>
Al(OH)3(s) + 3 CH3COOH(aq) = (CH3COO)3Al(aq) + 3 H2O(l)
HOH + N2O3 = HNO2 =>
HOH + N2O3 = 2 HNO2
Cr(OH)4{-} + H2O2 + OH{-} = H2O + CrO4{2-} =>
2 Cr(OH)4{-} + 3 H2O2 + 2 OH{-} = 8 H2O + 2 CrO4{2-}
ZnI2 + N2 = Zn3N2 + I2 =>
3 ZnI2 + N2 = Zn3N2 + 3 I2
Sr(SO3)2(aq) + CuSO4(aq) = SrSO4(precipitate) + Cu(SO3)2 =>
Sr(SO3)2(aq) + CuSO4(aq) = SrSO4(precipitate) + Cu(SO3)2
Na2S + Al(NO3)3 = Al2S3 + Na(NO3) =>
3 Na2S + 2 Al(NO3)3 = Al2S3 + 6 Na(NO3)
CoCl2*6H2O + NH4Cl + NH3 + H2O2 = [Co(NH3)6]*Cl3 + H2O =>
2 CoCl2*6H2O + 2 NH4Cl + 10 NH3 + H2O2 = 2[Co(NH3)6]*Cl3 + 14 H2O
Na2B4O7 + Pb(NO3)2 + H2O = H3BO3 + Pb(BO2)2 + NaNO3 =>
Na2B4O7 + Pb(NO3)2 + 3 H2O = 2 H3BO3 + Pb(BO2)2 + 2 NaNO3
CaCrO4 + CH3COOH = Ca(CH3COO)2 + H2CrO4 =>
CaCrO4 + 2 CH3COOH = Ca(CH3COO)2 + H2CrO4
HC2H3O2 + NaHCO3 = H2O + NaCH3COO + CO2 =>
HC2H3O2 + NaHCO3 = H2O + NaCH3COO + CO2
Zr + H2O = Zr2O6 + H =>
2 Zr + 6 H2O = Zr2O6 + 12 H
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Ce{2+} + Co{2+} = Ce{3+} + Co =>
2 Ce{2+} + Co{2+} = 2 Ce{3+} + Co
Cr2(SO4)3 + Br2 + KOH = K2Cr2O7 + H2O + KBr + K2SO4 =>
Cr2(SO4)3 + 3 Br2 + 14 KOH = K2Cr2O7 + 7 H2O + 6 KBr + 3 K2SO4
CaO + Rb = RbO + Ca =>
CaO + Rb = RbO + Ca
C3H6O2 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 C3H6O2 + 14 KMnO4 + 21 H2SO4 = 15 CO2 + 7 K2SO4 + 14 MnSO4 + 36 H2O
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
Pb(NO3)2 + Cr = Cr(NO3)3 + Pb =>
3 Pb(NO3)2 + 2 Cr = 2 Cr(NO3)3 + 3 Pb
NiO + H2O = NiO2 + H2 =>
NiO + H2O = NiO2 + H2
Se + C = SeC =>
Se + C = SeC
PH5 + O2 = P2O5 + H2O =>
2 PH5 + 5 O2 = P2O5 + 5 H2O
P2O5 + C = P + CO2 =>
2 P2O5 + 5 C = 4 P + 5 CO2
NaCl + AgNo3 = AgCl + NaNo3 =>
NaCl + AgNo3 = AgCl + NaNo3
N + CO2 = NCO2 =>
N + CO2 = NCO2
CaH2(aq) + H2O(l) = H2(g) + Ca(OH)2(aq) =>
CaH2(aq) + 2 H2O(l) = 2 H2(g) + Ca(OH)2(aq)
Pb(OH)2 + K2S = PbS + KOH =>
Pb(OH)2 + K2S = PbS + 2 KOH
PbCl4 + KOH = Pb(OH)4 + KCl =>
PbCl4 + 4 KOH = Pb(OH)4 + 4 KCl
Mg2C + H2O = C10H18 + Mg + O2 =>
20 Mg2C + 18 H2O = 2 C10H18 + 40 Mg + 9 O2
MnO4 + HNO3 = Mn + H2O + NO3 =>
MnO4 + 8 HNO3 = Mn + 4 H2O + 8 NO3
ZnO + HCO2H = Zn(O2CH)2 + H2O =>
ZnO + 2 HCO2H = Zn(O2CH)2 + H2O
CH3OH + CH3COOH = H2O + CH3COOCH3 =>
CH3OH + CH3COOH = H2O + CH3COOCH3
CaH2C2O6 = CaO + CO2 + H2O =>
CaH2C2O6 = CaO + 2 CO2 + H2O
AlI3 + KI = AlI + KI3 =>
AlI3 + KI = AlI + KI3
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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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