| Équations équilibrées la veille | Équations équilibrées le lendemain |
H3BO3(aq) + 3 NH4OH(aq) = (NH4)3BO3(aq) + 3 H2O(l)
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
Na3PO4(aq) + CuSO4 = Na2SO4 + Cu3(PO4)2 =>
2 Na3PO4(aq) + 3 CuSO4 = 3 Na2SO4 + Cu3(PO4)2
Na{+} + Cl{-} = NaCl =>
Na{+} + Cl{-} = NaCl
Fe + KMnO4 = Fe(MnO4)2 + K =>
Fe + 2 KMnO4 = Fe(MnO4)2 + 2 K
FeCl3 + Na2CO3 = Fe2(CO3)3 + NaCl =>
2 FeCl3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaCl
H5IO6 + Cr + H{+} = IO3{-} + Cr3{+} + H2O =>
H5IO6 + 6 Cr + H{+} = IO3{-} + 2 Cr3{+} + 3 H2O
Na2CO3(aq) + CuCl2 = NaCl + CuCO3(s) =>
Na2CO3(aq) + CuCl2 = 2 NaCl + CuCO3(s)
Y2O3 + Ba(NO3)2 + CuO = YBa2Cu3O7 + NO2 + O2 =>
2 Y2O3 + 8 Ba(NO3)2 + 12 CuO = 4 YBa2Cu3O7 + 16 NO2 + 3 O2
C3H7OH + CH3COOH = C3H7OOCCH3 + H2O =>
C3H7OH + CH3COOH = C3H7OOCCH3 + H2O
Na2SiO3 + Ba(OH)2 = NaOH + Ba2(SiO3)2 =>
2 Na2SiO3 + 2 Ba(OH)2 = 4 NaOH + Ba2(SiO3)2
PbO(s) + CO(g) = Pb(s) + CO2(g) =>
PbO(s) + CO(g) = Pb(s) + CO2(g)
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
Al + NH3SO4 + HCl = AlCl3 + NH4SO4 =>
Al + 3 NH3SO4 + 3 HCl = AlCl3 + 3 NH4SO4
Cu2O(s) + S(s) = Cu(s) + SO(g) =>
Cu2O(s) + S(s) = 2 Cu(s) + SO(g)
FeS + HNO3 = FeNO33 + H2SO4 + NO2 + H2O =>
FeS + 68 HNO3 = FeNO33 + H2SO4 + 67 NO2 + 33 H2O
Zn(OH)3 = Zn + OH =>
Zn(OH)3 = Zn + 3 OH
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
FeTiO3 + NH4F = (NH4)2TiF6 + H2O + NH3 + (NH4)4FeF6 =>
FeTiO3 + 12 NH4F = (NH4)2TiF6 + 3 H2O + 6 NH3 + (NH4)4FeF6
Cr(s) + Fe(No3)2(aq) = Fe(s) + Cr(No3)3(aq) =>
2 Cr(s) + 3 Fe(No3)2(aq) = 3 Fe(s) + 2 Cr(No3)3(aq)
H2SO4 + Al2(SO4)3 = H2(SO4)3 + Al2(SO4) =>
H2SO4 + Al2(SO4)3 = H2(SO4)3 + Al2(SO4)
Al4C3(s) + H2O = CH4(g) + Al(OH)3(aq) =>
Al4C3(s) + 12 H2O = 3 CH4(g) + 4 Al(OH)3(aq)
Pb(CH3COO)2 + KCl = PbCl2 + K(CH3COO) =>
Pb(CH3COO)2 + 2 KCl = PbCl2 + 2 K(CH3COO)
MnO2(S) + H2SO4(l) = Mn(SO4)2(S) + H2O(l) =>
MnO2(S) + 2 H2SO4(l) = Mn(SO4)2(S) + 2 H2O(l)
CaOH + HCl = CaCl + H2O =>
CaOH + HCl = CaCl + H2O
NaHCo3 + H2SO4 = Na2SO4 + H2Co3 =>
2 NaHCo3 + H2SO4 = Na2SO4 + 2 H2Co3
NaHCO3(s) + C3H5O(COOH)3(s) = CO2(g) + H2O(l) + C3H5O(COONa)3(aq) =>
3 NaHCO3(s) + C3H5O(COOH)3(s) = 3 CO2(g) + 3 H2O(l) + C3H5O(COONa)3(aq)
H3PO2 + Ba(OH)2 = Ba3(PO2)2 + H2O =>
2 H3PO2 + 3 Ba(OH)2 = Ba3(PO2)2 + 6 H2O
Zn(s) + HNO3(aq) = Zn(NO3)2(aq) + N2O(g) + H2O(l) =>
4 Zn(s) + 10 HNO3(aq) = 4 Zn(NO3)2(aq) + N2O(g) + 5 H2O(l)
Fe(s) + HCl(cc) = FeCl3(aq) + H2(g) =>
2 Fe(s) + 6 HCl(cc) = 2 FeCl3(aq) + 3 H2(g)
NH3 + HNO3 = NH3HNO3 =>
NH3 + HNO3 = NH3HNO3
Al + O = AlO2 =>
Al + 2 O = AlO2
Cu + CoSO4 = CuSO4 + Co2 =>
2 Cu + 2 CoSO4 = 2 CuSO4 + Co2
NaOH + Na3Po4 = NaPo4 + Na3OH =>
NaOH + Na3Po4 = NaPo4 + Na3OH
NaOH(aq) + Al(NO3)3(aq) = NaNO3(aq) + Al(OH)3(aq) =>
3 NaOH(aq) + Al(NO3)3(aq) = 3 NaNO3(aq) + Al(OH)3(aq)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Hg(C2H3O2)2 + NH4Cl = NH4(C2H3O2) + HgCl2 =>
Hg(C2H3O2)2 + 2 NH4Cl = 2 NH4(C2H3O2) + HgCl2
Fe(NO3)3 + Li(OH) = Li(NO3) + Fe(OH)3 =>
Fe(NO3)3 + 3 Li(OH) = 3 Li(NO3) + Fe(OH)3
Al(OH)3(s) + H2SO4(l) = Al2(SO4)3(s) + H2O(l) =>
2 Al(OH)3(s) + 3 H2SO4(l) = Al2(SO4)3(s) + 6 H2O(l)
KMnO4 + NaBr + H2SO4 = Na2SO4 + K2SO4 + MnSO4 + H2O + Br2 =>
2 KMnO4 + 10 NaBr + 8 H2SO4 = 5 Na2SO4 + K2SO4 + 2 MnSO4 + 8 H2O + 5 Br2
H3COOH + CH3OH = H3CCOOCH3 + H2O =>
2 H3COOH + CH3OH = H3CCOOCH3 + 3 H2O
Ba(OH)2 + H(NO3) = Ba(NO3)2 + H(OH) =>
Ba(OH)2 + 2 H(NO3) = Ba(NO3)2 + 2 H(OH)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CaCO3 = CO2 + CaO =>
CaCO3 = CO2 + CaO
CH2(OH)CH2(OH) + HBr = CH2BrCH2Br + H2O =>
CH2(OH)CH2(OH) + 2 HBr = CH2BrCH2Br + 2 H2O
BaCl2 + MgSO4 = BaSO4 + MgCl2 =>
BaCl2 + MgSO4 = BaSO4 + MgCl2
ClO{-} + H2O = HClO + OH{-} =>
ClO{-} + H2O = HClO + OH{-}
H2CO3 + NH4 + OH = H3O + CO3NH4 =>
H2CO3 + NH4 + OH = H3O + CO3NH4
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/07/25
Équations équilibrées sur02/06/24
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