| Équations équilibrées la veille | Équations équilibrées le lendemain |
(NH4)2SO4 + KOH = KSO4 + (NH4)2OH
Be + Al2(SO4)3 = BeSO4 + Al =>
3 Be + Al2(SO4)3 = 3 BeSO4 + 2 Al
Pb(NO3)2 + Br = PbBr + BrNO3 =>
Pb(NO3)2 + 3 Br = PbBr + 2 BrNO3
BaCl2(aq) + Na3PO4 = Ba3(PO4)2 + NaCl =>
3 BaCl2(aq) + 2 Na3PO4 = Ba3(PO4)2 + 6 NaCl
C7H12O + C7H6O = C14H16O + H2O =>
C7H12O + C7H6O = C14H16O + H2O
Pb(OH)4 + P2O5 = Pb3(PO4)4 + H2O =>
3 Pb(OH)4 + 2 P2O5 = Pb3(PO4)4 + 6 H2O
Cu(NO3)2(aq) + Na4SiO4(aq) = Cu4(SiO4)2 + NaNO3 =>
4 Cu(NO3)2(aq) + 2 Na4SiO4(aq) = Cu4(SiO4)2 + 8 NaNO3
Na2O + V2O5 = Na2O*17V2O5 =>
Na2O + 17 V2O5 = Na2O*17V2O5
NiCl + Na2SO4 = NaCl + Ni2SO4 =>
2 NiCl + Na2SO4 = 2 NaCl + Ni2SO4
H2O2 + Cr2(SO4)3 + KOH = H2O + K2CrO4 + K2SO4 =>
3 H2O2 + Cr2(SO4)3 + 10 KOH = 8 H2O + 2 K2CrO4 + 3 K2SO4
Br2 + C7H6O3 = C7H4Br3O3 + HBr =>
5 Br2 + 2 C7H6O3 = 2 C7H4Br3O3 + 4 HBr
Fe{2+} + MnO4{-} = Fe(MnO4)2 =>
Fe{2+} + 2 MnO4{-} = Fe(MnO4)2
K2Cr2O9 + H2SO4 + KI = K2SO4 + Cr2(SO4)3 + H2O + I2 =>
K2Cr2O9 + 9 H2SO4 + 10 KI = 6 K2SO4 + Cr2(SO4)3 + 9 H2O + 5 I2
Cu(No3)2 + KI = CuI + I3 + KNo3 =>
3 Cu(No3)2 + 6 KI = 3 CuI + I3 + 6 KNo3
C5H7COO + H2O = C5H7COOH + OH =>
C5H7COO + H2O = C5H7COOH + OH
Mn2O7 + Mg(OH)2 = Mg(MnO4)2 + H2O =>
Mn2O7 + Mg(OH)2 = Mg(MnO4)2 + H2O
Co{2+} + Cl{-} = CoCl4{-2} =>
Co{2+} + 4 Cl{-} = CoCl4{-2}
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
MnO4{-} + HCO2{-} + H2O = MnO2 + CO2 + OH{-} =>
2 MnO4{-} + 3 HCO2{-} + H2O = 2 MnO2 + 3 CO2 + 5 OH{-}
PtO2(s) + HCl(aq) = PtCl2(aq) + H2O(g) + Cl2(g) =>
PtO2(s) + 4 HCl(aq) = PtCl2(aq) + 2 H2O(g) + Cl2(g)
Pb(NO3)2 + NaBr = PbBr2 + NaNO3 =>
Pb(NO3)2 + 2 NaBr = PbBr2 + 2 NaNO3
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
KCrO4 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + O2 =>
2 KCrO4 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 4 H2O + 2 O2
H2C2O4 + KBrO3 = CO2 + KBr + H2O =>
3 H2C2O4 + KBrO3 = 6 CO2 + KBr + 3 H2O
CaI2 + Al(NO3)3 = Ca(NO3)2 + AlI3 =>
3 CaI2 + 2 Al(NO3)3 = 3 Ca(NO3)2 + 2 AlI3
N6 + O2 = NO3 =>
N6 + 9 O2 = 6 NO3
AlB12 + KNO3 = KBO2 + NO + Al =>
AlB12 + 12 KNO3 = 12 KBO2 + 12 NO + Al
HNO2 + Ca(OH)2 = Ca(NO2)2 + H2O =>
2 HNO2 + Ca(OH)2 = Ca(NO2)2 + 2 H2O
HBrO3 + NO2 + H2O = HNO3 + Br2 =>
2 HBrO3 + 10 NO2 + 4 H2O = 10 HNO3 + Br2
Fe3O4 + C40 = Fe + CO2 =>
20 Fe3O4 + C40 = 60 Fe + 40 CO2
LiOH + CaS = Ca(OH)2 + Li2S =>
2 LiOH + CaS = Ca(OH)2 + Li2S
NH3 + O = N2O + H2 =>
2 NH3 + O = N2O + 3 H2
KMnO4 + NiCO3 + H2CO3 = K2CO3 + MnCO3 + Ni2(CO3)3 + H2O =>
2 KMnO4 + 10 NiCO3 + 8 H2CO3 = K2CO3 + 2 MnCO3 + 5 Ni2(CO3)3 + 8 H2O
Al + Mn2O4 = Mn + AlO3 =>
4 Al + 3 Mn2O4 = 6 Mn + 4 AlO3
KO2 + H2O + CO2 = KHCO3 + O2 =>
4 KO2 + 2 H2O + 4 CO2 = 4 KHCO3 + 3 O2
MgCl2 + K3Po4 = Mg3(Po4)2 + KCl =>
3 MgCl2 + 2 K3Po4 = Mg3(Po4)2 + 6 KCl
Al2Cl3 + KOH = Al2(OH)3 + KCl =>
Al2Cl3 + 3 KOH = Al2(OH)3 + 3 KCl
AgNO3 + C4H9I = C4H8 + HNO3 + AgI =>
AgNO3 + C4H9I = C4H8 + HNO3 + AgI
Al2(CO3)3 + H2SO4 = Al2(SO4)3 + H2O + CO2 =>
Al2(CO3)3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O + 3 CO2
NH3[NH4OH] + H2O = NH4[NH4OH] + OH =>
NH3[NH4OH] + H2O = NH4[NH4OH] + OH
C5H5NHCl + H2O = H3O + C5H4N + Cl =>
C5H5NHCl + 2 H2O = 2 H3O + C5H4N + Cl
R1COOH + R2OH = R1COOR2 + H2O =>
R1COOH + R2OH = R1COOR2 + H2O
Mg + H2O(l) = MgOH(aq) + H2(g) =>
2 Mg + 2 H2O(l) = 2 MgOH(aq) + H2(g)
KCl(aq) + HNO3(aq) + O2(g) = KNO3(aq) + Cl2(g) + H2O(l) =>
4 KCl(aq) + 4 HNO3(aq) + O2(g) = 4 KNO3(aq) + 2 Cl2(g) + 2 H2O(l)
C17H35COOH + Ca(OH)2 = (C17H35COO)2Ca + H2O =>
2 C17H35COOH + Ca(OH)2 = (C17H35COO)2Ca + 2 H2O
Mg2Si + O2 = SiO2 + MgO =>
Mg2Si + 2 O2 = SiO2 + 2 MgO
NH4OH + KAl(SO4)2*12H2O = AlOH + K + NH4 + SO4 + H2O =>
NH4OH + KAl(SO4)2*12H2O = AlOH + K + NH4 + 2 SO4 + 12 H2O
Na + F2 = NaF =>
2 Na + F2 = 2 NaF
AsO3{3-} + Br2 + H2O = AsO4{3-} + Br{-} + H{+} =>
AsO3{3-} + Br2 + H2O = AsO4{3-} + 2 Br{-} + 2 H{+}
NaFeO2 + H2SO4 = Na2SO4 + Fe2(SO4)3 + H2O =>
2 NaFeO2 + 4 H2SO4 = Na2SO4 + Fe2(SO4)3 + 4 H2O
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Équations équilibrées sur06/07/24
Équations équilibrées sur07/07/23
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