| Équations équilibrées la veille | Équations équilibrées le lendemain |
I2 + 10 HNO3 = 10 NO2 + 2 HIO3 + 4 H2O
KI + Pb(NO3)2 = KNO3 + Pb + I =>
2 KI + Pb(NO3)2 = 2 KNO3 + Pb + 2 I
CN + Mg = CNMg =>
CN + Mg = CNMg
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ca + HCl = CaCl + H =>
Ca + HCl = CaCl + H
Ca + HCl = CaCl + H2 =>
2 Ca + 2 HCl = 2 CaCl + H2
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
[Cr(N2H2CO)6]4[Cr(CN)6]3 + KMnO4 + H2SO4 = K2Cr2O7 + MnSO4 + CO2 + KNO3 + K2SO4 + H2O =>
2[Cr(N2H2CO)6]4[Cr(CN)6]3 + 216 KMnO4 + 251 H2SO4 = 7 K2Cr2O7 + 216 MnSO4 + 84 CO2 + 132 KNO3 + 35 K2SO4 + 299 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
NaHCO3 + HBr = NaBr + CO2 + H2O =>
NaHCO3 + HBr = NaBr + CO2 + H2O
HCl + Mg(OH)2 = MgCl2 + H2O =>
2 HCl + Mg(OH)2 = MgCl2 + 2 H2O
XC2H5 + O2 = XOH + CO2 + H2O =>
2 XC2H5 + 7 O2 = 2 XOH + 4 CO2 + 4 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Li + F = LiF =>
Li + F = LiF
Li + F2 = LiF =>
2 Li + F2 = 2 LiF
HNO3 + Al2O3 = Al(NO3)3 + H2O =>
6 HNO3 + Al2O3 = 2 Al(NO3)3 + 3 H2O
FeCl3(aq) + H2S(g) = Fe2S3(s) + HCl(aq) =>
2 FeCl3(aq) + 3 H2S(g) = Fe2S3(s) + 6 HCl(aq)
C2H5OH5 + O2 = CO2 + H2O =>
C2H5OH5 + 4 O2 = 2 CO2 + 5 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
K + N2 = K3N =>
6 K + N2 = 2 K3N
Co + O2 = Co2O3 =>
4 Co + 3 O2 = 2 Co2O3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
MnCl2 + Al = Mn + AlCl3 =>
3 MnCl2 + 2 Al = 3 Mn + 2 AlCl3
Ba(NO3)2 + KF = BaF2 + KNO3 =>
Ba(NO3)2 + 2 KF = BaF2 + 2 KNO3
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
LiCl = Li + Cl2 =>
2 LiCl = 2 Li + Cl2
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
C4H10O + O2 = CO2 + H2O =>
C4H10O + 6 O2 = 4 CO2 + 5 H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Ca(NO3)2 + NaOH = NaNO3 + Ca(OH)2 =>
Ca(NO3)2 + 2 NaOH = 2 NaNO3 + Ca(OH)2
Co2S3 + H2 = Co + H2S =>
Co2S3 + 3 H2 = 2 Co + 3 H2S
NO = N2O + NO2 =>
3 NO = N2O + NO2
Cl2 + KBr = Br2 + KCl =>
Cl2 + 2 KBr = Br2 + 2 KCl
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
PbSO4 + NaCl = PbCl2 + Na2SO4 =>
PbSO4 + 2 NaCl = PbCl2 + Na2SO4
MgO = Mg + O2 =>
2 MgO = 2 Mg + O2
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
AgNO3 + CuCl2 = AgCl + Cu(NO3)2 =>
2 AgNO3 + CuCl2 = 2 AgCl + Cu(NO3)2
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
HNO3 + Sr(OH)2 = Sr(NO3)2 + H2O =>
2 HNO3 + Sr(OH)2 = Sr(NO3)2 + 2 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
C12H22O11 = C + H2O =>
C12H22O11 = 12 C + 11 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/01/08
Équations équilibrées sur07/01/07
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