| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe + CuSO4 = FeSO4 + Cu
CaSO4 + C = CaS + CO =>
CaSO4 + 4 C = CaS + 4 CO
Mg + CuSO4 = MgSO4 + Cu =>
Mg + CuSO4 = MgSO4 + Cu
NaCH3CO2 + KCl = NaCl + KCH3CO2 =>
NaCH3CO2 + KCl = NaCl + KCH3CO2
HCl + NH4OH = NH4Cl + H2O =>
HCl + NH4OH = NH4Cl + H2O
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
Mg + HCl = H2 + MgCl2 =>
Mg + 2 HCl = H2 + MgCl2
PbO2 + H2SO4 + H = PbSO4 + H2O =>
PbO2 + H2SO4 + 2 H = PbSO4 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
K2Cr2O7 + NaOH = K2CrO4 + Na2CrO4 + H2O =>
K2Cr2O7 + 2 NaOH = K2CrO4 + Na2CrO4 + H2O
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
ZnCl2 + KOH = Zn(OH)2 + KCl =>
ZnCl2 + 2 KOH = Zn(OH)2 + 2 KCl
Mg + H3PO4 = Mg3(PO4) + H2 =>
6 Mg + 2 H3PO4 = 2 Mg3(PO4) + 3 H2
N2O4 + H2O = HNO3 + NO =>
3 N2O4 + 2 H2O = 4 HNO3 + 2 NO
C3H6 + O2 = CO + H2O =>
C3H6 + 3 O2 = 3 CO + 3 H2O
HNO3 + Cu = Cu(NO3)2 + NO2 + H2O =>
4 HNO3 + Cu = Cu(NO3)2 + 2 NO2 + 2 H2O
Cr(OH)3 + H2O2 + NaOH = Na2CrO4 + H2O =>
2 Cr(OH)3 + 3 H2O2 + 4 NaOH = 2 Na2CrO4 + 8 H2O
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
Au2O3 = Au + O2 =>
2 Au2O3 = 4 Au + 3 O2
Ca3(PO4)2 = CaO + P2O5 =>
Ca3(PO4)2 = 3 CaO + P2O5
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
(NH4)2Cr2O7 = N2 + Cr2O3 + H2O =>
(NH4)2Cr2O7 = N2 + Cr2O3 + 4 H2O
Pb3O4 + HNO3 = Pb(NO3) + PbO2 + H2O =>
3 Pb3O4 + 4 HNO3 = 4 Pb(NO3) + 5 PbO2 + 2 H2O
Na3PO4 + ZnSO4 = Na2SO4 + Zn3(PO4)2 =>
2 Na3PO4 + 3 ZnSO4 = 3 Na2SO4 + Zn3(PO4)2
HgO + Cl2 = HgCl + O2 =>
2 HgO + Cl2 = 2 HgCl + O2
AgNO3 + BaCl2(aq) = AgCl(s) + Ba(NO3)2(aq) =>
2 AgNO3 + BaCl2(aq) = 2 AgCl(s) + Ba(NO3)2(aq)
(NH4)2Cr2O7 = N2 + Cr2O3 + H2O =>
(NH4)2Cr2O7 = N2 + Cr2O3 + 4 H2O
Zn + H3PO4 = Zn(H2PO4)2 + H2 =>
Zn + 2 H3PO4 = Zn(H2PO4)2 + H2
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
HgNO3 = Hg + NO2 + O2 =>
2 HgNO3 = 2 Hg + 2 NO2 + O2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Zn + H3PO4 = Zn(H2PO4)2 + H2 =>
Zn + 2 H3PO4 = Zn(H2PO4)2 + H2
HgNO3 = Hg + NO2 + O2 =>
2 HgNO3 = 2 Hg + 2 NO2 + O2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cr(OH)3 + H2O2 + NaOH = Na2CrO4 + H2O =>
2 Cr(OH)3 + 3 H2O2 + 4 NaOH = 2 Na2CrO4 + 8 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
NH3 + H2SO4 = (NH4)2 + SO4 =>
2 NH3 + H2SO4 = (NH4)2 + SO4
Fe(s) + Cl2(g) = FeCl3(s) =>
2 Fe(s) + 3 Cl2(g) = 2 FeCl3(s)
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Pb(NO3)2 + Na2SO4 = PbSO4 + NaNO3 =>
Pb(NO3)2 + Na2SO4 = PbSO4 + 2 NaNO3
CuOH2 = Cu2 + H2O =>
2 CuOH2 = Cu2 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
ZnS + AlP = Zn3P2 + Al2S3 =>
3 ZnS + 2 AlP = Zn3P2 + Al2S3
Fe(s) + S(s) = Fe2S3(s) =>
2 Fe(s) + 3 S(s) = Fe2S3(s)
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/23/09
Équations équilibrées sur10/23/08
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