| Équations équilibrées la veille |
Be + H2SO3 = BeSO3 + H2
MgCl2(aq) + Na2SO4(aq) = MgSO4 + NaCl =>
MgCl2(aq) + Na2SO4(aq) = MgSO4 + 2 NaCl
Ni + Fe(SO4) = Ni(SO4) + Fe =>
Ni + Fe(SO4) = Ni(SO4) + Fe
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C4H8O2 + O2 = CHO + H2O =>
C4H8O2 + 2 O2 = 4 CHO + 2 H2O
S({-}2) + I2 = I({-}1) + S =>
2 S({-}2) + I2 = 2 I({-}1) + 2 S
BaCl2(l) + K2CrO4(l) = BaCrO4 + KCl =>
BaCl2(l) + K2CrO4(l) = BaCrO4 + 2 KCl
Ca(H2PO4)2 + Na2CO3 = Ca3(PO4)2 + Na2HPO4 + H2O + CO2 =>
3 Ca(H2PO4)2 + 4 Na2CO3 = Ca3(PO4)2 + 4 Na2HPO4 + 4 H2O + 4 CO2
NH4H2PO4 + MgO = NH4MgPO4 + H2O =>
NH4H2PO4 + MgO = NH4MgPO4 + H2O
HBr + Mg2CO3 = Mg + HBr(CO3) =>
HBr + Mg2CO3 = 2 Mg + HBr(CO3)
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
Be(OH)2 + CH3COOH = Be(C2H3O2)2 + H2O =>
Be(OH)2 + 2 CH3COOH = Be(C2H3O2)2 + 2 H2O
H2O + As2S3(s) + H{+}(aq) + NO3{-}(aq) = H3AsO4(aq) + S8(s) + NO(g) =>
32 H2O + 24 As2S3(s) + 80 H{+}(aq) + 80 NO3{-}(aq) = 48 H3AsO4(aq) + 9 S8(s) + 80 NO(g)
HO2CCO2H + MnO4{-} + H{+} = CO2 + Mn{2+} + H2O =>
5 HO2CCO2H + 2 MnO4{-} + 6 H{+} = 10 CO2 + 2 Mn{2+} + 8 H2O
Ca(ClO4)2 + H2O = Ca(OH)2 + HClO4 =>
Ca(ClO4)2 + 2 H2O = Ca(OH)2 + 2 HClO4
Mg(OH)2 + HF = MgF2 + H2O =>
Mg(OH)2 + 2 HF = MgF2 + 2 H2O
MgSO4(aq) + Pb(s) = PbSO4(aq) + Mg(s) =>
MgSO4(aq) + Pb(s) = PbSO4(aq) + Mg(s)
Hg + HCl = HgCl2 + H =>
Hg + 2 HCl = HgCl2 + 2 H
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C9H1O2 + O2 = CO2 + H2O =>
4 C9H1O2 + 33 O2 = 36 CO2 + 2 H2O
HgS + O = Hg + SO2 =>
HgS + 2 O = Hg + SO2
Pb(NO3)2(aq) + CrCl2(aq) = PbCl2(s) + Cr(NO3)2(aq) =>
Pb(NO3)2(aq) + CrCl2(aq) = PbCl2(s) + Cr(NO3)2(aq)
Mg + HNO3 = Mg(NO3) + H2O + NH4NO3 =>
8 Mg + 10 HNO3 = 8 Mg(NO3) + 3 H2O + NH4NO3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
I + O = I3O =>
3 I + O = I3O
KNO3 + C12H22O11 = K2CO3 + N2 + H2O + CO2 =>
48 KNO3 + 5 C12H22O11 = 24 K2CO3 + 24 N2 + 55 H2O + 36 CO2
NiS + H2O2 + H2SO4 = NiS2O7 + H2O =>
NiS + 4 H2O2 + H2SO4 = NiS2O7 + 5 H2O
Cu(s) + AgNo3(aq) = Cu(No3)2(aq) + Ag(s) =>
Cu(s) + 2 AgNo3(aq) = Cu(No3)2(aq) + 2 Ag(s)
NaIO = NaI + O =>
NaIO = NaI + O
FeCl2 + K3(Fe(CN)6) = Fe3(Fe(CN)6)2 + KCl =>
3 FeCl2 + 2 K3(Fe(CN)6) = Fe3(Fe(CN)6)2 + 6 KCl
CaCO3 + NaBr = CaBr2 + Na2CO3 =>
CaCO3 + 2 NaBr = CaBr2 + Na2CO3
NaOH + HClO = NaCl + H2O + O2 =>
2 NaOH + 2 HClO = 2 NaCl + 2 H2O + O2
C9H8O4 + C2H5OH = C11H12O4 + H2O =>
C9H8O4 + C2H5OH = C11H12O4 + H2O
C2H5OH + CO2 = C4H6 + H2O =>
11 C2H5OH + 2 CO2 = 6 C4H6 + 15 H2O
HCl + MnSO4 = MnCl2 + Mn(HSO4)2 =>
2 HCl + 2 MnSO4 = MnCl2 + Mn(HSO4)2
Cu2(OH)2CO3 = CO2 + CuO + H2O =>
Cu2(OH)2CO3 = CO2 + 2 CuO + H2O
N(g) + O(g) = NO(g) =>
N(g) + O(g) = NO(g)
Cl + Si = SiCl3 =>
3 Cl + Si = SiCl3
Co(H2O)6{2+} + Cl{-}� = CoCl4{2-} + H2O =>
Co(H2O)6{2+} + 4 Cl{-}� = CoCl4{2-} + 6 H2O
C4H6O4 + H2O + NaHCO + NaCl = H12Na2C7O15Cl + H2 =>
3 C4H6O4 + 16 H2O + 2 NaHCO + 2 NaCl = 2 H12Na2C7O15Cl + 14 H2
Sn(s) + Zn(NO3)2(aq) = Zn(s) + SnNO3(aq) =>
2 Sn(s) + Zn(NO3)2(aq) = Zn(s) + 2 SnNO3(aq)
Cr2O3 + HNO3 + NaOH = NO + Na2CrO4 + H2O =>
Cr2O3 + 2 HNO3 + 4 NaOH = 2 NO + 2 Na2CrO4 + 3 H2O
AlBr3 + F = AlF3 + Br2 =>
2 AlBr3 + 6 F = 2 AlF3 + 3 Br2
Sn + CI2 = SnCI2 =>
Sn + CI2 = SnCI2
CuFF2 + Mg = MgF2 + Cu =>
2 CuFF2 + 3 Mg = 3 MgF2 + 2 Cu
FeCl3 + Ca(OH)2 = Fe(O2H2)3 + CaCl =>
FeCl3 + 3 Ca(OH)2 = Fe(O2H2)3 + 3 CaCl
(NH4)2SO4 + BaF2 = FNH4 + BaSO4 =>
(NH4)2SO4 + BaF2 = 2 FNH4 + BaSO4
SO2 + H = H2S + O =>
SO2 + 2 H = H2S + 2 O
MnO4{-} + V{3+} + H2O = VO2{+} + Mn{2+} + H{+} =>
2 MnO4{-} + 5 V{3+} + 2 H2O = 5 VO2{+} + 2 Mn{2+} + 4 H{+}
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