| Équations équilibrées la veille |
3 FeSO4 + 2 K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + 3 K2SO4
Li2O(s) + HCl(aq) = LiCl(s) + H2O(l) =>
Li2O(s) + 2 HCl(aq) = 2 LiCl(s) + H2O(l)
NaOH(aq) + K2CO3(aq) = Na2CO3 + KOH =>
2 NaOH(aq) + K2CO3(aq) = Na2CO3 + 2 KOH
HCl + PbSO3 = H2O + SO2 + PbCl2 =>
2 HCl + PbSO3 = H2O + SO2 + PbCl2
NiCl2*6H2O = Ni(OH)2 + H2O + HCl =>
NiCl2*6H2O = Ni(OH)2 + 4 H2O + 2 HCl
UF4 + H2O2 = UO2{2+} + HF + OH{-} + O2 =>
UF4 + 3 H2O2 = UO2{2+} + 4 HF + 2 OH{-} + O2
C6H5OH + HCl = C6H2Cl3OH + H2 =>
C6H5OH + 3 HCl = C6H2Cl3OH + 3 H2
KMHO4 + C3H8O3 = K2CO3 + M2O3 + CO2 + H2O =>
14 KMHO4 + 3 C3H8O3 = 7 K2CO3 + 7 M2O3 + 2 CO2 + 19 H2O
e + Fe3O4 + H{+} = Fe + H2O =>
8e + Fe3O4 + 8 H{+} = 3 Fe + 4 H2O
H2SO4 + Ca(OH0)2 = CaSO4 + H2O =>
H2SO4 + Ca(OH0)2 = CaSO4 + 2 H2O
CH3CO2CH2CH3 + H2O = C2H6O + CH3CO2H =>
CH3CO2CH2CH3 + H2O = C2H6O + CH3CO2H
Al3 + Sr(OH)2 = Al(OH)3 + Sr2 =>
4 Al3 + 18 Sr(OH)2 = 12 Al(OH)3 + 9 Sr2
SO3 + O2 = SO4 =>
2 SO3 + O2 = 2 SO4
CaS + H2(SO4) = CaSO4 + H2S =>
CaS + H2(SO4) = CaSO4 + H2S
H2S + Br + H2O = H2SO4 + HBr =>
H2S + 8 Br + 4 H2O = H2SO4 + 8 HBr
HClO4 + P4O10 = HPO4 + Cl4O10 =>
4 HClO4 + P4O10 = 4 HPO4 + Cl4O10
PlO2 + H2 = Pl + H2O =>
PlO2 + 2 H2 = Pl + 2 H2O
C3H8(g) + Cl2(g) = C3Cl8(s) + HCl(g) =>
C3H8(g) + 8 Cl2(g) = C3Cl8(s) + 8 HCl(g)
Ti + O2 + H2O = Ti(OH) =>
4 Ti + O2 + 2 H2O = 4 Ti(OH)
NH2OH + HI = NH4I + I2 + H2O =>
NH2OH + 3 HI = NH4I + I2 + H2O
H2SO3 + NaOH = Na2SO3 + H2O =>
H2SO3 + 2 NaOH = Na2SO3 + 2 H2O
Sn4 + KOH = K2SnO2 + H2 =>
Sn4 + 8 KOH = 4 K2SnO2 + 4 H2
Mg + HNO3 = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + N2 + 6 H2O
Ni(CH3COO)2 + NH4OH = Ni(OH)2 + NH4CH3COO =>
Ni(CH3COO)2 + 2 NH4OH = Ni(OH)2 + 2 NH4CH3COO
Pd + KI = PdI2 + K =>
Pd + 2 KI = PdI2 + 2 K
Fe + NiOOH + H2O = Fe(OH)2 + Ni(OH)2 =>
Fe + 2 NiOOH + 2 H2O = Fe(OH)2 + 2 Ni(OH)2
K2CrO4 + NaOH = KOH + Na2CrO4 =>
K2CrO4 + 2 NaOH = 2 KOH + Na2CrO4
K3PO4 + MgCl2 = Mg(PO4) + K3Cl2 =>
K3PO4 + MgCl2 = Mg(PO4) + K3Cl2
Cr + (OH)6 = CrO6 + H2O =>
Cr + 2(OH)6 = CrO6 + 6 H2O
Ca(SO4)2 + Na(CO3)2 = Ca(CO3)2 + Na(SO4)2 =>
Ca(SO4)2 + Na(CO3)2 = Ca(CO3)2 + Na(SO4)2
C2H5NH2 + HBr = C2H5Br + NH3 =>
C2H5NH2 + HBr = C2H5Br + NH3
H2 + N3 = N2H3 =>
9 H2 + 4 N3 = 6 N2H3
PtI4 + H2 = HI + Pt =>
PtI4 + 2 H2 = 4 HI + Pt
KNO3 + BaI2 = Ba(NO3)2 + KI =>
2 KNO3 + BaI2 = Ba(NO3)2 + 2 KI
FeO = Fe3 + O2 =>
6 FeO = 2 Fe3 + 3 O2
Fe{3+} + SCN{-} + Au = Au(SCN)4{-} + Fe{2+} =>
3 Fe{3+} + 4 SCN{-} + Au = Au(SCN)4{-} + 3 Fe{2+}
Al2O3 + C + N = AlN + CO =>
Al2O3 + 3 C + 2 N = 2 AlN + 3 CO
Fe2O4 + CO = Fe + CO3 =>
Fe2O4 + 2 CO = 2 Fe + 2 CO3
K2Cr2O7 + FeSO4 + H2SO4 = Fe(SO4)3 + K2SO4 + Cr2(SO4) + H2O =>
2 K2Cr2O7 + 5 FeSO4 + 14 H2SO4 = 5 Fe(SO4)3 + 2 K2SO4 + 2 Cr2(SO4) + 14 H2O
NH3 + F2 = NH4F + NF2 =>
8 NH3 + 5 F2 = 6 NH4F + 2 NF2
FeCl3 + KSCN + H2O = [Fe(H2O)5(SCN)]Cl2 + KCl =>
FeCl3 + KSCN + 5 H2O = [Fe(H2O)5(SCN)]Cl2 + KCl
Ag3PO4(aq) + FeCl2(aq) = AgCl(s) + Fe3(PO4)2(aq) =>
2 Ag3PO4(aq) + 3 FeCl2(aq) = 6 AgCl(s) + Fe3(PO4)2(aq)
KCHO2 + H2O = K2O + HCOOH =>
2 KCHO2 + H2O = K2O + 2 HCOOH
Tl + Br2 = TlBr3 =>
2 Tl + 3 Br2 = 2 TlBr3
MgCl + Fe3 = Mg + FeCl3 =>
9 MgCl + Fe3 = 9 Mg + 3 FeCl3
NaNH2 + H2SO4 = NaSO3 + N2 + H2O + SO2 =>
2 NaNH2 + 4 H2SO4 = 2 NaSO3 + N2 + 6 H2O + 2 SO2
TeO2 + H2O2 + H2O = H6TeO6 =>
TeO2 + H2O2 + 2 H2O = H6TeO6
CH3CH2BrKOH = CH3CH2OHKBr =>
CH3CH2BrKOH = CH3CH2OHKBr
Br2 + CoI3 = I2 + CoBr2 =>
2 Br2 + 2 CoI3 = 3 I2 + 2 CoBr2
[Cr(N2H4CO)6]4[Cr(CN)6]3 + KMnO4 + H2SO4 = K2CrO7 + MnSO4 + CO2 + KNO3 + K2SO4 + H2O =>
[Cr(N2H4CO)6]4[Cr(CN)6]3 + 126 KMnO4 + 149 H2SO4 = 7 K2CrO7 + 126 MnSO4 + 42 CO2 + 66 KNO3 + 23 K2SO4 + 197 H2O
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