| Équations équilibrées la veille |
2 Fe{3+} + 2 I3{-} = 3 I2 + 2 Fe{2+}
SO3 + CuCl2 = CuO3 + SCl2 =>
SO3 + CuCl2 = CuO3 + SCl2
Ba + CrCl3 = Cr + Ba(Cl3)2 =>
Ba + 2 CrCl3 = 2 Cr + Ba(Cl3)2
Fe + HCl + K2Cr2O7 = FeCl3 + CrCl3 + KCl + H2O =>
2 Fe + 14 HCl + K2Cr2O7 = 2 FeCl3 + 2 CrCl3 + 2 KCl + 7 H2O
Cr(SO4) + (NH4)CO3 = (NH4)SO4 + Cr(CO3) =>
Cr(SO4) + (NH4)CO3 = (NH4)SO4 + Cr(CO3)
CH3Cl + C2H5Cl + Na = C3H8 + NaCl =>
CH3Cl + C2H5Cl + 2 Na = C3H8 + 2 NaCl
K2TeO3 + Na(dtc)4*3H2O = Te(dtc)4 + NaOH + KOH =>
4 K2TeO3 + 4 Na(dtc)4*3H2O = Te(dtc)4 + 16 NaOH + 8 KOH
Mg(OH)2(aq) + HCl(aq) = MgCl2(aq) + H2O(l) =>
Mg(OH)2(aq) + 2 HCl(aq) = MgCl2(aq) + 2 H2O(l)
KCl + NH3 = KCl(NH3) =>
KCl + NH3 = KCl(NH3)
H(ClO3) = H + ClO3 =>
H(ClO3) = H + ClO3
CH3COOH + C5H12O = H2O + C5H10O =>
5 CH3COOH + 8 C5H12O = 8 H2O + 10 C5H10O
CuFeS2 + KNO3 = CuO + Fe2O3 + KNO2 + SO2 =>
2 CuFeS2 + 13 KNO3 = 2 CuO + Fe2O3 + 13 KNO2 + 4 SO2
Cu(SO4)3 + Zn = Cu + ZnSO4 =>
Cu(SO4)3 + 3 Zn = Cu + 3 ZnSO4
KMnO4(aq) + FeSO4(aq) + H2SO4(aq) = MnSO4 + Fe2(SO4)3(aq) + K2SO4(aq) + H2O =>
2 KMnO4(aq) + 10 FeSO4(aq) + 8 H2SO4(aq) = 2 MnSO4 + 5 Fe2(SO4)3(aq) + K2SO4(aq) + 8 H2O
Cr(OH)3 + OH{-} + Cl2O7 = CrO4{2-} + ClO2{-} + H2O =>
8 Cr(OH)3 + 22 OH{-} + 3 Cl2O7 = 8 CrO4{2-} + 6 ClO2{-} + 23 H2O
P + HNO3 = P2O5 + NO2 + H2O =>
2 P + 10 HNO3 = P2O5 + 10 NO2 + 5 H2O
CuFeS2 + O2 = CuS + FeOSO2 =>
2 CuFeS2 + 3 O2 = 2 CuS + 2 FeOSO2
K + GaCl3 = Ga + KCl =>
3 K + GaCl3 = Ga + 3 KCl
Fe2S3 + H2O = Fe + H2OS3 =>
Fe2S3 + H2O = 2 Fe + H2OS3
MnO2 + KNO2 + H2SO4 = MnSO4 + KNO3 + H2O =>
MnO2 + KNO2 + H2SO4 = MnSO4 + KNO3 + H2O
CoCl2 + NH3 + H2O = [Co(NH3)6](OH)2 + NH4Cl =>
CoCl2 + 8 NH3 + 2 H2O = [Co(NH3)6](OH)2 + 2 NH4Cl
C4H9NO + HCl = H2O + C4H8NCl =>
C4H9NO + HCl = H2O + C4H8NCl
PbOH2SO4 = PbSO4H2O =>
PbOH2SO4 = PbSO4H2O
SOCl2 + CH3CH2CH2OH = SO2 + HCl + CH3CH2CH2Cl =>
SOCl2 + CH3CH2CH2OH = SO2 + HCl + CH3CH2CH2Cl
Ni3CO3(OH)*4H2O + C2H4O2 = Ni{2+} + C2H3O2{-}*4H2O + H2O + CO2 =>
8 Ni3CO3(OH)*4H2O + 45 C2H4O2 = 24 Ni{2+} + 48 C2H3O2{-}*4H2O + 54 H2O + 2 CO2
Al + (CuSO4) = Al2(SO4)3 + Cu =>
2 Al + 3(CuSO4) = Al2(SO4)3 + 3 Cu
Cu(NO3)2 + KI = CuI + I2 + KNO3 =>
2 Cu(NO3)2 + 4 KI = 2 CuI + I2 + 4 KNO3
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
C13H26O2 + O2 = CO2 + H2O =>
2 C13H26O2 + 37 O2 = 26 CO2 + 26 H2O
BrO3{-} + S{2-} + H{+} = Br{-} + S + H2O =>
BrO3{-} + 3 S{2-} + 6 H{+} = Br{-} + 3 S + 3 H2O
Cu(NO3)2 + KI = CuI + I2 + KNO3 =>
2 Cu(NO3)2 + 4 KI = 2 CuI + I2 + 4 KNO3
C8H10O + KMnO4 + H2SO4 = MnSO4 + H2O + K2SO4 + C8H8O2 =>
5 C8H10O + 4 KMnO4 + 6 H2SO4 = 4 MnSO4 + 11 H2O + 2 K2SO4 + 5 C8H8O2
(NH4)2S + Fe2(PO4)3 = (NH4)2PO4 + Fe2S3 =>
3(NH4)2S + Fe2(PO4)3 = 3(NH4)2PO4 + Fe2S3
CoBr = Co + Br2 =>
2 CoBr = 2 Co + Br2
MnO4(aq) + S2(aq) = MnO2(s) + SO3(aq) =>
3 MnO4(aq) + S2(aq) = 3 MnO2(s) + 2 SO3(aq)
AsO3{-}3 + MnO4{-} + H3O{+} = AsO4{-}3 + Mn{+}2 + H2O =>
3 AsO3{-}3 + MnO4{-} + 2 H3O{+} = 3 AsO4{-}3 + Mn{+}2 + 3 H2O
()H2SO4 + NaOH = Na2SO4 + H2O =>
()H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
MnO2 + KNO3 + H2O = KMnO4 + NO2 + KOH =>
MnO2 + 3 KNO3 + H2O = KMnO4 + 3 NO2 + 2 KOH
H2 + FeO = H2O + Fe =>
H2 + FeO = H2O + Fe
HCO2H(s) + O2(g) = CO2(g) + H2O(l) =>
2 HCO2H(s) + O2(g) = 2 CO2(g) + 2 H2O(l)
CO6N2 = CO2 + N2O4 =>
CO6N2 = CO2 + N2O4
NaNO3 + Al + NaOH = NH3 + Na3AlO3 + H2O =>
3 NaNO3 + 8 Al + 21 NaOH = 3 NH3 + 8 Na3AlO3 + 6 H2O
H2O + CO2 = C6H12O6(g) + O2(l) =>
6 H2O + 6 CO2 = C6H12O6(g) + 6 O2(l)
Pb + SO4{2-} = PbSO4 + e =>
Pb + SO4{2-} = PbSO4 + 2e
BaSO4 + Fe(OH)3 = BaSO4Fe(OH)3 =>
BaSO4 + Fe(OH)3 = BaSO4Fe(OH)3
KMnO4 + H2C2O4 + H2SO4 = K2SO4 + MnSO4 + H2O + CO2 =>
2 KMnO4 + 5 H2C2O4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 8 H2O + 10 CO2
HI + NaCl = NaH + ICl =>
HI + NaCl = NaH + ICl
FeCl3 + H2SO4 = Fe2(SO4)3 + ClH =>
2 FeCl3 + 3 H2SO4 = Fe2(SO4)3 + 6 ClH
N2O4 + N2H3(CH3) = H2O + CO2 + N2 =>
5 N2O4 + 4 N2H3(CH3) = 12 H2O + 4 CO2 + 9 N2
CaO + SiO2 = CaSiO3 =>
CaO + SiO2 = CaSiO3
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