| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ba(OH)2 + 2 HNO3 = 2 H2O + Ba(NO3)2
K(s) + Br2(g) = KBr(s) =>
2 K(s) + Br2(g) = 2 KBr(s)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
HCl + (NH4)2CO3 = NH4Cl + CO2 + H2O =>
2 HCl + (NH4)2CO3 = 2 NH4Cl + CO2 + H2O
MnO4 + H = MnO2 + H3O =>
MnO4 + 6 H = MnO2 + 2 H3O
F + KBr = KF + Br =>
F + KBr = KF + Br
VO2{+} + H{+} + e = VO{2+} + H2O =>
VO2{+} + 2 H{+} + e = VO{2+} + H2O
Ca(NO3)2 + Na2C2O4 = CaC2O4 + NaNO3 =>
Ca(NO3)2 + Na2C2O4 = CaC2O4 + 2 NaNO3
HClO3 + Ba(OH)2 = H2O + Ba(ClO3)2 =>
2 HClO3 + Ba(OH)2 = 2 H2O + Ba(ClO3)2
HClO3 + Ba(OH)2 = H2O + Ba + ClO3 =>
2 HClO3 + Ba(OH)2 = 2 H2O + Ba + 2 ClO3
P4(s) + O2(g) = P4O10(s) =>
P4(s) + 5 O2(g) = P4O10(s)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
ClO[{-}] + H2O = Cl{-]+OH =>
ClO[{-}] + H2O = Cl{-]+2OH
Mg(OH)2 + H3PO4 = Mg3(PO4)2 + H2O =>
3 Mg(OH)2 + 2 H3PO4 = Mg3(PO4)2 + 6 H2O
Na + KNO3 = K2O + Na2O + N2 =>
10 Na + 2 KNO3 = K2O + 5 Na2O + N2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
K2CrO4 + Na2SO3 + HCl = KCl + Na2SO4 + CrCl3 + H2O =>
2 K2CrO4 + 3 Na2SO3 + 10 HCl = 4 KCl + 3 Na2SO4 + 2 CrCl3 + 5 H2O
FeS + O2 = FeO + SO2 =>
2 FeS + 3 O2 = 2 FeO + 2 SO2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Cu2O + Cu2S = Cu + SO2 =>
2 Cu2O + Cu2S = 6 Cu + SO2
NaOH + NiCl2 = NaCl2 + NiOH =>
NaOH + NiCl2 = NaCl2 + NiOH
MnO4 + H3O = Mn + H2O =>
MnO4 + 8 H3O = Mn + 12 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Cu + (CrO4) = CuCrO4 =>
Cu + (CrO4) = CuCrO4
SO2 + H3O = SO4 + H =>
SO2 + 2 H3O = SO4 + 6 H
Mg(HCO3)2 = MgCO3 + H2O + CO2 =>
Mg(HCO3)2 = MgCO3 + H2O + CO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Mg(HCO3)2 = MgCO3 + H2O + CO2 =>
Mg(HCO3)2 = MgCO3 + H2O + CO2
KClO3 + HBr = Br2 + H2O + KCl =>
KClO3 + 6 HBr = 3 Br2 + 3 H2O + KCl
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Hg(NO3)2 = Hg + NO2 + O2 =>
Hg(NO3)2 = Hg + 2 NO2 + O2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
N2H4 + N2O3 = N2 + H2O =>
3 N2H4 + 2 N2O3 = 5 N2 + 6 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
AlBr3 + Cl = AlCl + Br =>
AlBr3 + Cl = AlCl + 3 Br
Zn + Sn{2+} = Zn{2+} + Sn =>
Zn + Sn{2+} = Zn{2+} + Sn
NaCl + AgNO3 = NaNO3 + AgCl =>
NaCl + AgNO3 = NaNO3 + AgCl
Co + (CrO4) = CoCrO4 =>
Co + (CrO4) = CoCrO4
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
Mg + Cr{+3} = Mg{+2} + Cr =>
3 Mg + 2 Cr{+3} = 3 Mg{+2} + 2 Cr
Ba + (CrO4) = BaCrO4 =>
Ba + (CrO4) = BaCrO4
HCl + MnO2 = H2O + MnCl2 + Cl =>
4 HCl + MnO2 = 2 H2O + MnCl2 + 2 Cl
HCl + MnO2 = H2O + MnCl2 + Cl2 =>
4 HCl + MnO2 = 2 H2O + MnCl2 + Cl2
Fe + (CrO4) = FeCrO4 =>
Fe + (CrO4) = FeCrO4
Na2S2O8 + KClO3 + H2O = KClO4 + NaHSO4 =>
Na2S2O8 + KClO3 + H2O = KClO4 + 2 NaHSO4
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
H + NO = H2O + N =>
2 H + NO = H2O + N
Fe2O3 + CO = Fe2 + CO2 =>
Fe2O3 + 3 CO = Fe2 + 3 CO2
Na2CO3 + CuSO4 = Na2SO4 + CuCO3 =>
Na2CO3 + CuSO4 = Na2SO4 + CuCO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/12/09
Équations équilibrées sur04/11/08
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