| Équations équilibrées la veille | Équations équilibrées le lendemain |
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
Ag + S8 = Ag2S =>
16 Ag + S8 = 8 Ag2S
LiAlH4 + AlCl3 = AlH3 + LiCl =>
3 LiAlH4 + AlCl3 = 4 AlH3 + 3 LiCl
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
CaCO3 + HC2H3O2 = Ca(C2H3O2)2 + H2CO3 =>
CaCO3 + 2 HC2H3O2 = Ca(C2H3O2)2 + H2CO3
PbCrO4 + HCl + FeSO4 = PbCl2 + Cr(S04)3 + FeCl3 + H2O + Fe2(SO4)3 =>
PbCrO4 + 104 HCl + 78 FeSO4 = PbCl2 + Cr(S04)3 + 34 FeCl3 + 52 H2O + 22 Fe2(SO4)3
NaCl + Ag(NO3)2 = AgCl2 + NaNO3 =>
2 NaCl + Ag(NO3)2 = AgCl2 + 2 NaNO3
FeBr3 + (NH4)2S = Fe2S3 + NH4Br =>
2 FeBr3 + 3(NH4)2S = Fe2S3 + 6 NH4Br
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
BaO + Al = Al2O3 + Ba =>
3 BaO + 2 Al = Al2O3 + 3 Ba
K + O2 = KO2 =>
K + O2 = KO2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
Fe2(C2O4)3 = FeC2O4 + CO2 =>
Fe2(C2O4)3 = 2 FeC2O4 + 2 CO2
B2O3 + C = B4C3 + CO2 =>
2 B2O3 + 6 C = B4C3 + 3 CO2
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
H + N2O = H2O + N =>
2 H + N2O = H2O + 2 N
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Br + NaI = NaBr + I =>
Br + NaI = NaBr + I
Na2SO3 + S8 = Na2S2O3 =>
8 Na2SO3 + S8 = 8 Na2S2O3
NaOH + H2SO4 = H3O + NaSO4 =>
NaOH + H2SO4 = H3O + NaSO4
HNO3 + NaOH = H2O + NaNO3 =>
HNO3 + NaOH = H2O + NaNO3
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
NH4NO3 + Ba(OH)2 = NH4OH + Ba(NO3)2 =>
2 NH4NO3 + Ba(OH)2 = 2 NH4OH + Ba(NO3)2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NO + O2 + H2O = HNO3 =>
4 NO + 3 O2 + 2 H2O = 4 HNO3
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
Ag + S8 = Ag2S =>
16 Ag + S8 = 8 Ag2S
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Al + HCl = AlCl3 + H =>
Al + 3 HCl = AlCl3 + 3 H
K + H2O = H2 + KOH =>
2 K + 2 H2O = H2 + 2 KOH
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Cl2 + Fe = FeCl3 =>
3 Cl2 + 2 Fe = 2 FeCl3
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
Cl2 + S8 = S2Cl2 =>
4 Cl2 + S8 = 4 S2Cl2
KClO3 = KCl + O =>
KClO3 = KCl + 3 O
CH3COOH + NaOH = CH3COONa + H2O =>
CH3COOH + NaOH = CH3COONa + H2O
O2 + Al = Al2O3 =>
3 O2 + 4 Al = 2 Al2O3
Na + FeCl2 = Fe + NaCl =>
2 Na + FeCl2 = Fe + 2 NaCl
HCl + Zn = H2 + ZnCl2 =>
2 HCl + Zn = H2 + ZnCl2
K3PO4 + Ca(NO3)2 = Ca3(PO4)2 + KNO3 =>
2 K3PO4 + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 KNO3
Mg(NO3)2 + C3H7NO2 = MgO + CO2 + H2O + N2 =>
3 Mg(NO3)2 + 2 C3H7NO2 = 3 MgO + 6 CO2 + 7 H2O + 4 N2
NaOH(aq) + CH3COOH(aq) = CH3COONa(aq) + H2O(l) =>
NaOH(aq) + CH3COOH(aq) = CH3COONa(aq) + H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/18/09
Équations équilibrées sur11/17/08
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