| Équations équilibrées la veille | Équations équilibrées le lendemain |
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Fe + H2O = H + Fe2O3 =>
2 Fe + 3 H2O = 6 H + Fe2O3
SeCl5 + O2 = SeO2 + Cl2 =>
2 SeCl5 + 2 O2 = 2 SeO2 + 5 Cl2
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
Ba(NO3)2 + NaSO4 = Ba(SO4)2 + NaNO3 =>
Ba(NO3)2 + 2 NaSO4 = Ba(SO4)2 + 2 NaNO3
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
COOH{-} + H2O = OH{-} + HCOOH =>
COOH{-} + H2O = OH{-} + HCOOH
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + Ca(SO4) =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 Ca(SO4)
Cu + HNO3 = Cu(NO3)2 + H2 =>
Cu + 2 HNO3 = Cu(NO3)2 + H2
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
CaCO3 + HCl = CO2 + H2O + CaCl2 =>
CaCO3 + 2 HCl = CO2 + H2O + CaCl2
Cu2{+} + Na = Na{+} + Cu =>
Cu2{+} + Na = Na{+} + 2 Cu
F2 + NaOH = NaF + O2 + H2O =>
2 F2 + 4 NaOH = 4 NaF + O2 + 2 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Cu{2+} + Na = Na{+} + Cu =>
Cu{2+} + 2 Na = 2 Na{+} + Cu
NaC7H5O2 + H2O = NaOH + C6H5COOH =>
NaC7H5O2 + H2O = NaOH + C6H5COOH
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
CH4 + C3H6 = C6H14 =>
3 CH4 + 5 C3H6 = 3 C6H14
Al{3+} + Fe = Al + Fe{2+} =>
2 Al{3+} + 3 Fe = 2 Al + 3 Fe{2+}
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Na + Cr{3+} = Cr + Na{+} =>
3 Na + Cr{3+} = Cr + 3 Na{+}
Mg(HCO3)2 + HCl = MgCl2 + H2O + CO2 =>
Mg(HCO3)2 + 2 HCl = MgCl2 + 2 H2O + 2 CO2
O2 + CH4 = CO2 + H2O =>
2 O2 + CH4 = CO2 + 2 H2O
Ca3(PO4)2 + SiO2 + C = P4 + CaSiO3 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = P4 + 6 CaSiO3 + 10 CO
Zn + Fe{+3} = Zn{+2} + Fe{2+} =>
Zn + 2 Fe{+3} = Zn{+2} + 2 Fe{2+}
Al + H{+} = Al{+3} + H2 =>
2 Al + 6 H{+} = 2 Al{+3} + 3 H2
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
Hg2(No3)2 + NaBr = Hg2Br2 + NaNo3 =>
Hg2(No3)2 + 2 NaBr = Hg2Br2 + 2 NaNo3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Fe + Fe{+3} = Fe{+2} =>
Fe + 2 Fe{+3} = 3 Fe{+2}
MnO2 + Al = Al2O3 + Mn =>
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
CH3N2H3 + N2O4 = CO2 + N2 + H2O =>
4 CH3N2H3 + 5 N2O4 = 4 CO2 + 9 N2 + 12 H2O
KMnO4 + H2SO4 + NaNO2 = MnSO4 + K2SO4 + NO2 + Na2SO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 NaNO2 = 2 MnSO4 + K2SO4 + 10 NO2 + 5 Na2SO4 + 8 H2O
CuO + NH3 = Cu + H2O + N2 =>
3 CuO + 2 NH3 = 3 Cu + 3 H2O + N2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NH4OOCCH3 + H2O = NH4OOCCH3*H2O =>
NH4OOCCH3 + H2O = NH4OOCCH3*H2O
Sn + HNO3 = SnO2 + NO2 + H2O =>
Sn + 4 HNO3 = SnO2 + 4 NO2 + 2 H2O
SO2 + Br2 + H2O = H{+} + SO4{-2} + Br{-} =>
SO2 + Br2 + 2 H2O = 4 H{+} + SO4{-2} + 2 Br{-}
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
C3H8 + O2 = H2O + CO2 =>
C3H8 + 5 O2 = 4 H2O + 3 CO2
As2O3 + I2 + H2O = As2O5 + H{+} + I{-} =>
As2O3 + 2 I2 + 2 H2O = As2O5 + 4 H{+} + 4 I{-}
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
MnO4{-} + Fe{+2} + H{+} = Mn{+2} + Fe{+3} + H2O =>
MnO4{-} + 5 Fe{+2} + 8 H{+} = Mn{+2} + 5 Fe{+3} + 4 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/23/10
Équations équilibrées sur04/22/09
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