| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb(No3)2 + 2 KI = 2 KNo3 + PbI2
NH3 + CuO = N2 + Cu + H2O =>
2 NH3 + 3 CuO = N2 + 3 Cu + 3 H2O
Ca(ClO)2 + HCl = CaCl2 + H2O + Cl2 =>
Ca(ClO)2 + 4 HCl = CaCl2 + 2 H2O + 2 Cl2
Zr(OH)4 + HNO3 = Zr(NO3)4 + H2O =>
Zr(OH)4 + 4 HNO3 = Zr(NO3)4 + 4 H2O
CrO4 + H2O + SO3 = Cr(OH)4 + SO4 =>
CrO4 + 2 H2O + 2 SO3 = Cr(OH)4 + 2 SO4
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Ca(NO3)2 + BaO = CaO + Ba(NO3)2 =>
Ca(NO3)2 + BaO = CaO + Ba(NO3)2
Pb(NO3)2(aq) + KI(s) = PbI2(s) + KNO3(aq) =>
Pb(NO3)2(aq) + 2 KI(s) = PbI2(s) + 2 KNO3(aq)
Cr2(SO4)3 + H2O2 + NaOH = Na2CrO4 + Na2SO4 + H2O =>
Cr2(SO4)3 + 3 H2O2 + 10 NaOH = 2 Na2CrO4 + 3 Na2SO4 + 8 H2O
C6H5OH + KOH = C6H5OK + H2O =>
C6H5OH + KOH = C6H5OK + H2O
NH4Cl + Ca(OH)2 = NH3 + H2O + CaCl2 =>
2 NH4Cl + Ca(OH)2 = 2 NH3 + 2 H2O + CaCl2
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
Ca + ZnCl2 = CaCl2 + Zn =>
Ca + ZnCl2 = CaCl2 + Zn
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
NH4Cl(aq) + Ca(OH)2(aq) = NH3 + H2O + CaCl2 =>
2 NH4Cl(aq) + Ca(OH)2(aq) = 2 NH3 + 2 H2O + CaCl2
HI + Na2S = H2S + NaI =>
2 HI + Na2S = H2S + 2 NaI
P + KClO3 = P2O5 + KCl =>
6 P + 5 KClO3 = 3 P2O5 + 5 KCl
Na3PO4 + AgNO3 = NaNO3 + Ag3PO4 =>
Na3PO4 + 3 AgNO3 = 3 NaNO3 + Ag3PO4
NH4Cl(aq) + Ca(OH)2(aq) = NH3 + H2O + CaCl2 =>
2 NH4Cl(aq) + Ca(OH)2(aq) = 2 NH3 + 2 H2O + CaCl2
C6H12O6 + Cu(OH)2 = CuOH + C6H12O7 + H2O =>
C6H12O6 + 2 Cu(OH)2 = 2 CuOH + C6H12O7 + H2O
Mg(HCO3)2 = MgCO3 + H2CO3 =>
Mg(HCO3)2 = MgCO3 + H2CO3
Cl2 + FeCl2 = FeCl3 =>
Cl2 + 2 FeCl2 = 2 FeCl3
As2S3 + HNO3 + H20 = H2SO4 + NO + H3AsO4 =>
10 As2S3 + 100 HNO3 + H20 = 30 H2SO4 + 100 NO + 20 H3AsO4
Al + H2O + NaOH = NaAlO2 + H2 =>
2 Al + 2 H2O + 2 NaOH = 2 NaAlO2 + 3 H2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
MnSO4 + NaBrO3 + NaOH = H2O + Na2SO4 + NaBr2 + Na2MnO4 =>
11 MnSO4 + 8 NaBrO3 + 40 NaOH = 20 H2O + 11 Na2SO4 + 4 NaBr2 + 11 Na2MnO4
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
KOH + SO2 + KMnO4 = K2SO4 + MnO2 + H2O =>
4 KOH + 3 SO2 + 2 KMnO4 = 3 K2SO4 + 2 MnO2 + 2 H2O
H2 + O2 = HO2 =>
H2 + 2 O2 = 2 HO2
CuCO3 + H2SO4 = H2O + CO2 + CuSO4 =>
CuCO3 + H2SO4 = H2O + CO2 + CuSO4
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Ni(OH)2(s) + HCl(aq) = NiCl2(s) + H2O(l) =>
Ni(OH)2(s) + 2 HCl(aq) = NiCl2(s) + 2 H2O(l)
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
Na2SiF6 + Na = Si + NaF =>
Na2SiF6 + 4 Na = Si + 6 NaF
(NH4)3PO4 = H3PO4 + NH3 =>
(NH4)3PO4 = H3PO4 + 3 NH3
Mg(OH)2 + HBr = MgBr2 + H2O =>
Mg(OH)2 + 2 HBr = MgBr2 + 2 H2O
Pl + FeCl2 = PlCl + Fe =>
2 Pl + FeCl2 = 2 PlCl + Fe
NaOH + C20H14O4 = Na + H2CO2 + H2O =>
46 NaOH + C20H14O4 = 46 Na + 20 H2CO2 + 10 H2O
KMnO4 + H2SO4 + FeSO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 FeSO4 = K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 8 H2O
KMnO4 + HCl = MnCl2 + KCl + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 MnCl2 + 2 KCl + 5 Cl2 + 8 H2O
K2CrO4 + Na2SO3 + HCl = KCl + Na2SO4 + CrCl3 + H2O =>
2 K2CrO4 + 3 Na2SO3 + 10 HCl = 4 KCl + 3 Na2SO4 + 2 CrCl3 + 5 H2O
Na2CO3(aq) + AgNO3(aq) = Ag2CO3(s) + NaNO3(aq) =>
Na2CO3(aq) + 2 AgNO3(aq) = Ag2CO3(s) + 2 NaNO3(aq)
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
SiO2(s) + HF(aq) = SiF4(g) + H2O(l) =>
SiO2(s) + 4 HF(aq) = SiF4(g) + 2 H2O(l)
S2O8{2-} + Cr{3+} + H2O = Cr2O7{2-} + SO4{2-} + H{+} =>
3 S2O8{2-} + 2 Cr{3+} + 7 H2O = Cr2O7{2-} + 6 SO4{2-} + 14 H{+}
C6H12O6 = C2H6O + CO2 =>
C6H12O6 = 2 C2H6O + 2 CO2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
Li + O2 = LiO =>
2 Li + O2 = 2 LiO
(NH4)3PO4(aq) + Ca(NO3)2(aq) = Ca3(PO4)2(s) + NH4NO3(aq) =>
2(NH4)3PO4(aq) + 3 Ca(NO3)2(aq) = Ca3(PO4)2(s) + 6 NH4NO3(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/05/16
Équations équilibrées sur04/04/15
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