| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2O3 + 3 H2O = 2 Fe(OH)3
H2S + SO2 = S8 + H2O =>
16 H2S + 8 SO2 = 3 S8 + 16 H2O
CaI2 + AgNO3 = Ca(NO3)2 + AgI =>
CaI2 + 2 AgNO3 = Ca(NO3)2 + 2 AgI
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
Na2SO4 + Ca(NO3)2 = CaSO4 + NaNO3 =>
Na2SO4 + Ca(NO3)2 = CaSO4 + 2 NaNO3
Na2Cr2O7 + HCl = NaCl + CrCl3 + H2O + Cl2 =>
Na2Cr2O7 + 14 HCl = 2 NaCl + 2 CrCl3 + 7 H2O + 3 Cl2
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Na2B4O7 + H2SO4 + H2O = H3BO3 + Na2SO4 =>
Na2B4O7 + H2SO4 + 5 H2O = 4 H3BO3 + Na2SO4
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
VF5 + HI = V2I10 + HF =>
2 VF5 + 10 HI = V2I10 + 10 HF
FeO2 + Mg = MgO2 + Fe =>
FeO2 + Mg = MgO2 + Fe
CH4 + S8 = CS2 + H2S =>
2 CH4 + S8 = 2 CS2 + 4 H2S
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
KBr + Fe(OH)3 = KOH + FeBr3 =>
3 KBr + Fe(OH)3 = 3 KOH + FeBr3
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
AlBr3 + K = KBr + Al =>
AlBr3 + 3 K = 3 KBr + Al
Na + O2 = NaO2 =>
Na + O2 = NaO2
H3PO3 = H3PO4 + PH3 =>
4 H3PO3 = 3 H3PO4 + PH3
Pb2S4 + O2 = Pb2O4 + SO =>
Pb2S4 + 4 O2 = Pb2O4 + 4 SO
Pb2S4 + O2 = Pb2O4 + SO2 =>
Pb2S4 + 6 O2 = Pb2O4 + 4 SO2
O2(g) + H2O(i) = H2O2(i) =>
O2(g) + 2 H2O(i) = 2 H2O2(i)
MoO3 + H2 = Mo + H2O =>
MoO3 + 3 H2 = Mo + 3 H2O
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
NH3 + CO2 = (NH2)2CO + H2O =>
2 NH3 + CO2 = (NH2)2CO + H2O
C7H17 + O2 = CO2 + H2O =>
4 C7H17 + 45 O2 = 28 CO2 + 34 H2O
Hg2I2 + O2 = Hg2O + I2 =>
2 Hg2I2 + O2 = 2 Hg2O + 2 I2
Fe + O2 = Fe3O2 =>
3 Fe + O2 = Fe3O2
Ba(C2H3O2)2 + Fe(SO4)3 = Ba(SO4)3 + Fe(C2H3O2)2 =>
Ba(C2H3O2)2 + Fe(SO4)3 = Ba(SO4)3 + Fe(C2H3O2)2
Pb2(aq) + Cl(aq) = PbCl2(s) =>
Pb2(aq) + 4 Cl(aq) = 2 PbCl2(s)
HCl + O2 = Cl2 + H2O =>
4 HCl + O2 = 2 Cl2 + 2 H2O
Ba(C2H3O2)2 + Fe(SO4)3 = Ba(SO4)3 + Fe(C2H3O2)2 =>
Ba(C2H3O2)2 + Fe(SO4)3 = Ba(SO4)3 + Fe(C2H3O2)2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
C2H6(g) + O2(g) = CO2(g) + H2O(i) =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(i)
Cr2O3 + Si = Cr + SiO2 =>
2 Cr2O3 + 3 Si = 4 Cr + 3 SiO2
C6H14 + O2 = H2O + CO2 =>
2 C6H14 + 19 O2 = 14 H2O + 12 CO2
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
[MnO4]{-} + [NO2]{-} + H{+} = Mn2{+} + [NO3]{-} + H2O =>
4[MnO4]{-} + 13[NO2]{-} + 6 H{+} = 2 Mn2{+} + 13[NO3]{-} + 3 H2O
La2O3 + H2O = La(OH)3 =>
La2O3 + 3 H2O = 2 La(OH)3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Pb(aq) + Cl(aq) = PbCl2(s) =>
Pb(aq) + 2 Cl(aq) = PbCl2(s)
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
CH4 + S8 = CS2 + H2S =>
2 CH4 + S8 = 2 CS2 + 4 H2S
CaC2 + H2O = CaO2H2 + C2H2 =>
CaC2 + 2 H2O = CaO2H2 + C2H2
Sb2(SO4)3 + KMnO4 + H2O = H3SbO4 + K2SO4 + MnSO4 + H2SO4 =>
5 Sb2(SO4)3 + 4 KMnO4 + 24 H2O = 10 H3SbO4 + 2 K2SO4 + 4 MnSO4 + 9 H2SO4
Cu(s) + AgNO3(aq) = CuNO3(aq) + Ag(aq) =>
Cu(s) + AgNO3(aq) = CuNO3(aq) + Ag(aq)
AlSO4 + NaHCO3 = AlOH + NaSO4 + CO2 =>
AlSO4 + NaHCO3 = AlOH + NaSO4 + CO2
K3PO4 + HCl = KCl + H3PO4 =>
K3PO4 + 3 HCl = 3 KCl + H3PO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/05/11
Équations équilibrées sur04/04/10
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