| Équations équilibrées la veille | Équations équilibrées le lendemain |
C6H4(COOH)2 + NaOH = C6H4Na + (COOH)2OH
Na2S(aq) + NiCl2(aq) = NiS(s) + NaCl(aq) =>
Na2S(aq) + NiCl2(aq) = NiS(s) + 2 NaCl(aq)
Pb(NO3)2(aq) + KI = (NO3)2K + PbI =>
Pb(NO3)2(aq) + KI = (NO3)2K + PbI
AlOH + HCl = H2O + AlCl =>
AlOH + HCl = H2O + AlCl
HBr + H2SO4 = Br2 + SO2 + H2O =>
2 HBr + H2SO4 = Br2 + SO2 + 2 H2O
Cr(OH)4 = CrO2 + H2O =>
Cr(OH)4 = CrO2 + 2 H2O
FeSO3 + HCl = FeCl2 + H2O + SO2 =>
FeSO3 + 2 HCl = FeCl2 + H2O + SO2
[Ni(NH3)6]Cl2 + NH4BF4 = [Ni(NH3)6](BF4)2 + NH4Cl =>
[Ni(NH3)6]Cl2 + 2 NH4BF4 = [Ni(NH3)6](BF4)2 + 2 NH4Cl
Cu + HNO3 = Cu(NO3)2 + H2O + HNO2 =>
Cu + 3 HNO3 = Cu(NO3)2 + H2O + HNO2
VO4{3-} + H2O2 = VO2(O2)2{3-} + H2O =>
VO4{3-} + 2 H2O2 = VO2(O2)2{3-} + 2 H2O
CaCO3 + CH3COOH = Ca(C2H3COO)2 + CO2 + H2O =>
CaCO3 + 3 CH3COOH = Ca(C2H3COO)2 + CO2 + 3 H2O
Al(NO3)2 = Al2O3 + NO2 + O2 =>
4 Al(NO3)2 = 2 Al2O3 + 8 NO2 + O2
HNO3 + Cu = NH3 + Cu(NO3)2 + H2O =>
9 HNO3 + 4 Cu = NH3 + 4 Cu(NO3)2 + 3 H2O
CaO + P2 + O5 = Ca3(PO4)2 =>
3 CaO + P2 + O5 = Ca3(PO4)2
MnCl2 + PbO2 + KCl + HCl = KMnO4 + PbCl2 + H2O =>
2 MnCl2 + 5 PbO2 + 2 KCl + 4 HCl = 2 KMnO4 + 5 PbCl2 + 2 H2O
CuSO4 + H2O = Cu(OH)2H2SO4 =>
CuSO4 + 2 H2O = Cu(OH)2H2SO4
C2H2OH(l) + O2(g) = CO2(g) + H2O(l) =>
4 C2H2OH(l) + 9 O2(g) = 8 CO2(g) + 6 H2O(l)
C7H8O + C4H10O = C15H24O + H2O =>
C7H8O + 2 C4H10O = C15H24O + 2 H2O
C2H6 + O2 = CO + H2O =>
2 C2H6 + 5 O2 = 4 CO + 6 H2O
Li + O32 = Li2O =>
64 Li + O32 = 32 Li2O
Cr{3+} + BrO3{-} + H2O = Cr2O7{2-} + H{+} + Br2 =>
10 Cr{3+} + 6 BrO3{-} + 17 H2O = 5 Cr2O7{2-} + 34 H{+} + 3 Br2
C6H11(COOH)3 + O2 = CO2 + H2O =>
2 C6H11(COOH)3 + 19 O2 = 18 CO2 + 14 H2O
CrCl3 + NH3 = CrN + NH4Cl =>
CrCl3 + 4 NH3 = CrN + 3 NH4Cl
Li(s) + N2(s) = Li3N(l) =>
6 Li(s) + N2(s) = 2 Li3N(l)
K2(Cr2O7) + Al(NO3)3 = Al2(Cr2O7)3 + K(NO3) =>
3 K2(Cr2O7) + 2 Al(NO3)3 = Al2(Cr2O7)3 + 6 K(NO3)
KMnO4 + H2C2O4 = CO2 + H2O + K2O + MnO3 =>
2 KMnO4 + H2C2O4 = 2 CO2 + H2O + K2O + 2 MnO3
HNO3 + Sb = H3SbO4 + NO2 + H2O =>
5 HNO3 + Sb = H3SbO4 + 5 NO2 + H2O
C2H6O + KCrO7 + H2SO4 = C2H4O2 + Cr(SO4)3 + K2SO4 + H2O =>
7 C2H6O + 4 KCrO7 + 14 H2SO4 = 7 C2H4O2 + 4 Cr(SO4)3 + 2 K2SO4 + 21 H2O
Na + O + MgSO4 = Na2SO4 + MgO =>
2 Na + O + MgSO4 = Na2SO4 + MgO
(NH4)2PtCl6 = Pt + NH4Cl + N2 + HCl =>
3(NH4)2PtCl6 = 3 Pt + 2 NH4Cl + 2 N2 + 16 HCl
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C12H11N + HNO3 = C12H9N3O4 + H2O =>
C12H11N + 2 HNO3 = C12H9N3O4 + 2 H2O
Cu(CO3)2 = CO2 + CuO2 =>
Cu(CO3)2 = 2 CO2 + CuO2
S2O3{2-} + MnO4{-} + OH{-} = MnO4{2-} + SO4{2-} + H2O =>
S2O3{2-} + 8 MnO4{-} + 10 OH{-} = 8 MnO4{2-} + 2 SO4{2-} + 5 H2O
C8H17OH + O2 = CO2 + H2O =>
C8H17OH + 12 O2 = 8 CO2 + 9 H2O
ZnCl2 + H2SO4 = ZnSO4 + HCl =>
ZnCl2 + H2SO4 = ZnSO4 + 2 HCl
SiF4HF = HSiF5 =>
SiF4HF = HSiF5
CUO + C = CU + CO2 =>
2 CUO + C = 2 CU + CO2
CH3CH(CH3)CH2OH(l) + O2(g) = CO2(g) + H2O(g) =>
CH3CH(CH3)CH2OH(l) + 6 O2(g) = 4 CO2(g) + 5 H2O(g)
NH3 + H2SO4 = (NH4) + SO4 =>
2 NH3 + H2SO4 = 2(NH4) + SO4
CuSO4 + Na(OH) = Cu(OH)2 + Na2(SO4) =>
CuSO4 + 2 Na(OH) = Cu(OH)2 + Na2(SO4)
CaF2 + H2SO4 = CaSO4 + HF(aq) =>
CaF2 + H2SO4 = CaSO4 + 2 HF(aq)
Cu + KNO2 = Cu(NO2)2 + K =>
Cu + 2 KNO2 = Cu(NO2)2 + 2 K
FeSO4 + NO + H2SO4 = Fe2(SO4)3 + N2 + H2O =>
4 FeSO4 + 2 NO + 2 H2SO4 = 2 Fe2(SO4)3 + N2 + 2 H2O
[Ag(NH3)2](aq) + HNO3(aq) = NH4NO3(aq) + Ag(aq) =>
[Ag(NH3)2](aq) + 2 HNO3(aq) = 2 NH4NO3(aq) + Ag(aq)
P4O10 + H2SeO4 = SeO3 + H3PO4 =>
P4O10 + 6 H2SeO4 = 6 SeO3 + 4 H3PO4
NaHCO2 + CH3COOH = H2O + CO2 + C2H3NaO2 =>
4 NaHCO2 + 3 CH3COOH = 2 H2O + 2 CO2 + 4 C2H3NaO2
SO3{2-} + Mn{3+} + H2O = SO4{2-} + Mn{2+} + H{+} =>
SO3{2-} + 2 Mn{3+} + H2O = SO4{2-} + 2 Mn{2+} + 2 H{+}
Cr(s) + CoCl(aq) = CrCl + Co =>
Cr(s) + CoCl(aq) = CrCl + Co
HBrO4 + NaOH = NaBr + H2O + O2 =>
HBrO4 + NaOH = NaBr + H2O + 2 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/08/23
Équations équilibrées sur01/07/23
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