| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 6 HBr = 2 AlBr3 + 3 H2
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
NaHSO3 + HCl + KMnO4 = NaHSO4 + KCl + MnCl2 + H2O =>
5 NaHSO3 + 6 HCl + 2 KMnO4 = 5 NaHSO4 + 2 KCl + 2 MnCl2 + 3 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
Na2S2O4 + H2O2 = NaHSO4 + H2O =>
Na2S2O4 + 3 H2O2 = 2 NaHSO4 + 2 H2O
SnO + HCl = SnCl2 + H2O =>
SnO + 2 HCl = SnCl2 + H2O
Li + F2 = LiF =>
2 Li + F2 = 2 LiF
NH3 + Cl2 = NCl3 + HCl =>
NH3 + 3 Cl2 = NCl3 + 3 HCl
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
Na2S2O4 + H2O2 = NaHSO4 + H2O =>
Na2S2O4 + 3 H2O2 = 2 NaHSO4 + 2 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Na2S2O4 + H2O2 + NaOH = Na2SO4 + H2O =>
Na2S2O4 + 3 H2O2 + 2 NaOH = 2 Na2SO4 + 4 H2O
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
Fe3O4 + HNO3 = Fe(NO3)3 + NO + H2O =>
3 Fe3O4 + 28 HNO3 = 9 Fe(NO3)3 + NO + 14 H2O
Al + ZrO2 + B2O3 = ZrB2 + Al2O3 =>
10 Al + 3 ZrO2 + 3 B2O3 = 3 ZrB2 + 5 Al2O3
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Na2S2O4 + H2O2 = NaHSO4 + H2O =>
Na2S2O4 + 3 H2O2 = 2 NaHSO4 + 2 H2O
N2H4 = N2 + NH3 =>
3 N2H4 = N2 + 4 NH3
NaHSO3 + HCl + K2Cr2O7 = NaHSO4 + KCl + Cr2O3 + H2O =>
3 NaHSO3 + 2 HCl + K2Cr2O7 = 3 NaHSO4 + 2 KCl + Cr2O3 + H2O
H2SO4 + K2Cr2O7 = K2SO4 + CrO3 + H2O =>
H2SO4 + K2Cr2O7 = K2SO4 + 2 CrO3 + H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Na + HNO3 = NaNO3 + NH4NO3 + H2O =>
8 Na + 10 HNO3 = 8 NaNO3 + NH4NO3 + 3 H2O
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
H2O2 + Na2S = Na2SO4 + H2O =>
4 H2O2 + Na2S = Na2SO4 + 4 H2O
KClO3 + MnO2 = K + O2 + MnClO3 =>
KClO3 + MnO2 = K + O2 + MnClO3
Ca + HNO3 = Ca(NO3)2 + NH4NO3 + H2O =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + NH4NO3 + 3 H2O
H2O2 + Na2S2O4 = NaHSO4 + H2O =>
3 H2O2 + Na2S2O4 = 2 NaHSO4 + 2 H2O
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
Al2O3 + Mg = Al + MgO =>
Al2O3 + 3 Mg = 2 Al + 3 MgO
C10H18 + Cl2 = C + HCl =>
C10H18 + 9 Cl2 = 10 C + 18 HCl
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
H2O2 + Na2S2O4 + NaOH = Na2SO4 + H2O =>
3 H2O2 + Na2S2O4 + 2 NaOH = 2 Na2SO4 + 4 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FeCO3 + HNO3 = Fe(NO3)3 + CO2 + NO + H2O =>
3 FeCO3 + 10 HNO3 = 3 Fe(NO3)3 + 3 CO2 + NO + 5 H2O
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
AlCl3 + NaOH = NaCl3 + AlOH =>
AlCl3 + NaOH = NaCl3 + AlOH
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
FeS2 + HNO3 = Fe(NO3)3 + H2SO4 + NO + H2O =>
FeS2 + 8 HNO3 = Fe(NO3)3 + 2 H2SO4 + 5 NO + 2 H2O
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
FeS2 + HNO3 = Fe2(SO4)3 + H2SO4 + NO + H2O =>
2 FeS2 + 10 HNO3 = Fe2(SO4)3 + H2SO4 + 10 NO + 4 H2O
Ba(NO3)2 + KOH = KNO3 + Ba(OH)2 =>
Ba(NO3)2 + 2 KOH = 2 KNO3 + Ba(OH)2
Be(NO3)2 + KOH = KNO3 + Be(OH)2 =>
Be(NO3)2 + 2 KOH = 2 KNO3 + Be(OH)2
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/13/12
Équations équilibrées sur09/12/11
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