| Équations équilibrées la veille | Équations équilibrées le lendemain |
KHC8H4O4 + NaOH = H2O + Na(KC8H4O4)
Na2CrO4 + AgNO3 = Na(NO3) + Ag2CrO4 =>
Na2CrO4 + 2 AgNO3 = 2 Na(NO3) + Ag2CrO4
Co{+2)+S2O3{-2} = Co{+}+S4O6{-2} =>
2 Co{+2)+2S2O3{-2} = 2 Co{+}+S4O6{-2}
C4H10O + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO2 + CH3CH2CH2COOH + H2O =>
5 C4H10O + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO2 + 5 CH3CH2CH2COOH + 13 H2O
C2H8O7P2 + NaOH = C2H4Na4O7P2 + H2O =>
C2H8O7P2 + 4 NaOH = C2H4Na4O7P2 + 4 H2O
H2O + Na2SiO3 + SO2 = H2SiO3 + Na2SO3 =>
H2O + Na2SiO3 + SO2 = H2SiO3 + Na2SO3
MnCl2 + H2S = HCl + MnS =>
MnCl2 + H2S = 2 HCl + MnS
AgCl + NH3 + H2O = [Ag(NH3)2]OH + NH4Cl =>
AgCl + 3 NH3 + H2O = [Ag(NH3)2]OH + NH4Cl
HBr + AgOH = HOH + AgBr =>
HBr + AgOH = HOH + AgBr
Al2O3 + Ba(OH)2 = Ba(AlO2)2 + H2O =>
Al2O3 + Ba(OH)2 = Ba(AlO2)2 + H2O
Co + HCl = CoCl2 + H2 =>
Co + 2 HCl = CoCl2 + H2
Li3PO4 + CuBr2 = Cu3(PO4)2 + LiBr =>
2 Li3PO4 + 3 CuBr2 = Cu3(PO4)2 + 6 LiBr
HNO3 + Na2SO4 = H2SO4 + NaNO3 =>
2 HNO3 + Na2SO4 = H2SO4 + 2 NaNO3
Fe(C2H3O2)2 + Na2CO3 = NaC2H3O2 + FeCO3 =>
Fe(C2H3O2)2 + Na2CO3 = 2 NaC2H3O2 + FeCO3
K + HCl = H + KCl =>
K + HCl = H + KCl
Mn + HCl = H2 + MnCl2 =>
Mn + 2 HCl = H2 + MnCl2
Pb + H2SO4 = H2O + PbSO4 + SO2 =>
Pb + 2 H2SO4 = 2 H2O + PbSO4 + SO2
NaHCO3 + CH3COOH = NaCOOH + HCO3CH3 =>
NaHCO3 + CH3COOH = NaCOOH + HCO3CH3
NaI(aq) + AlCl3(aq) = NaCl(aq) + AlI3(aq) =>
3 NaI(aq) + AlCl3(aq) = 3 NaCl(aq) + AlI3(aq)
C2H5O2N + O2 = N2 + CO2 + H2O =>
4 C2H5O2N + 9 O2 = 2 N2 + 8 CO2 + 10 H2O
C2H4O2 + OH{-} = C2H3O2{-} + H2O =>
C2H4O2 + OH{-} = C2H3O2{-} + H2O
NaCl + KI = NaKI + Cl =>
NaCl + KI = NaKI + Cl
Zn + Cu{+2} = Cu + Zn{+2} =>
Zn + Cu{+2} = Cu + Zn{+2}
CaCO3 + HCe = CaCe2 + H2O + CO2 =>
CaCO3 + 2 HCe = CaCe2 + H2O + CO2
H2B + NaOH = Na2B + H2O =>
H2B + 2 NaOH = Na2B + 2 H2O
LaOH + H2SO4 = La2SO4 + H2O =>
2 LaOH + H2SO4 = La2SO4 + 2 H2O
(NH4)3(PO4) + Na2(SO4) = (NH4)2(SO4) + (Na)3(PO4) =>
2(NH4)3(PO4) + 3 Na2(SO4) = 3(NH4)2(SO4) + 2(Na)3(PO4)
Zn + HNO3 = NO + Zn(NO3)2 + H2O =>
3 Zn + 8 HNO3 = 2 NO + 3 Zn(NO3)2 + 4 H2O
C6H10 = C3H5 =>
C6H10 = 2 C3H5
H2(TiO2(SO4)2) + NaOH = H4TiO5 + Na2SO4 + H2O =>
H2(TiO2(SO4)2) + 4 NaOH = H4TiO5 + 2 Na2SO4 + H2O
CH4 + KMnO4 + H2SO4 = C6H5COOH + K2SO4 + MnSO4 + H2O =>
35 CH4 + 26 KMnO4 + 39 H2SO4 = 5 C6H5COOH + 13 K2SO4 + 26 MnSO4 + 94 H2O
Na2O + H2O(l) = NaOH =>
Na2O + H2O(l) = 2 NaOH
Cu(NO3)2 + NH4Br = CuBr2 + NH4(NO3) =>
Cu(NO3)2 + 2 NH4Br = CuBr2 + 2 NH4(NO3)
V + Cl = ClV =>
V + Cl = ClV
[Cu(NH3)4(H2O)2] = Cu(NH3)4 + (H2O)2 =>
[Cu(NH3)4(H2O)2] = Cu(NH3)4 + (H2O)2
Ca(CH3COO)2 + MgSO4 = CaSO4 + Mg(CH3COO)2 =>
Ca(CH3COO)2 + MgSO4 = CaSO4 + Mg(CH3COO)2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
H12C26 + O2 = CO2 + H2O =>
H12C26 + 29 O2 = 26 CO2 + 6 H2O
AlS + HOH = Al(OH) + HS =>
AlS + HOH = Al(OH) + HS
C6H2O6(g) + O2(g) = CO(g) + H2O(l) =>
2 C6H2O6(g) + O2(g) = 12 CO(g) + 2 H2O(l)
Zn + HCl + NaOH = NaCl + H2 + Zn(OH)2 =>
Zn + 2 HCl + 2 NaOH = 2 NaCl + H2 + Zn(OH)2
FeSO4 + KClO3 + H2O2 = FeCl2O9 + K2SO3 + H2O =>
FeSO4 + 2 KClO3 + 2 H2O2 = FeCl2O9 + K2SO3 + 2 H2O
BeO2 = BeO + O2 =>
2 BeO2 = 2 BeO + O2
Cr(OH)2 + HIO4 = Cr(IO4)2 + H2O =>
Cr(OH)2 + 2 HIO4 = Cr(IO4)2 + 2 H2O
CaOCu = CuOCa =>
CaOCu = CuOCa
Mn2O7 + CO2 = Mn2(CO3)7 =>
Mn2O7 + 7 CO2 = Mn2(CO3)7
MgSO3 + NaCl = MgCl2 + Na2SO3 =>
MgSO3 + 2 NaCl = MgCl2 + Na2SO3
PH4Cl + (NH4)2Cr2O7 + H2SO4 = H3PO4 + NH4Cl + Cr2(SO4)3 + NH4HSO4 + H2O =>
3 PH4Cl + 4(NH4)2Cr2O7 + 17 H2SO4 = 3 H3PO4 + 3 NH4Cl + 4 Cr2(SO4)3 + 5 NH4HSO4 + 16 H2O
As2S5 + HNO3 + HCl = AsCl5 + S + NO2 + H2O =>
As2S5 + 10 HNO3 + 10 HCl = 2 AsCl5 + 5 S + 10 NO2 + 10 H2O
Fe(C2H3O2)3 + H2O = Fe(OH)3 + HC2H3O2 =>
Fe(C2H3O2)3 + 3 H2O = Fe(OH)3 + 3 HC2H3O2
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Équations équilibrées sur06/04/24
Équations équilibrées sur07/04/23
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