| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na(OH) + MgCl2 = Mg(OH)2 + 2 NaCl
FE + Cl2 = FECl3 =>
2 FE + 3 Cl2 = 2 FECl3
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
NaHCO3 = H2O + CO2 + Na2CO3 =>
2 NaHCO3 = H2O + CO2 + Na2CO3
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Fe2 + Cl2 = FeCl3 =>
Fe2 + 3 Cl2 = 2 FeCl3
HNO3 + FeS = Fe(NO3)2 + H2O + NO2 + S =>
4 HNO3 + FeS = Fe(NO3)2 + 2 H2O + 2 NO2 + S
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
Na2CO3 + HCN = H2CO3 + NaCN =>
Na2CO3 + 2 HCN = H2CO3 + 2 NaCN
NaOH + H2SO4 = H2O + Na2SO4 =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
KI + H2SO4 = K2SO4 + I2 + H2S + H2O =>
8 KI + 5 H2SO4 = 4 K2SO4 + 4 I2 + H2S + 4 H2O
Ni(NO3)2(aq) + NaOH(aq) = Ni(OH)2(s) + NaNO3(aq) =>
Ni(NO3)2(aq) + 2 NaOH(aq) = Ni(OH)2(s) + 2 NaNO3(aq)
KI + H2SO4 = K2SO4 + I2 + H2S + H2O =>
8 KI + 5 H2SO4 = 4 K2SO4 + 4 I2 + H2S + 4 H2O
HClO3 + NH3 = NH4ClO3 =>
HClO3 + NH3 = NH4ClO3
PO4 + HOH = HPO4 + OH =>
PO4 + HOH = HPO4 + OH
NaOH + Al2(So3)3 = Na2So3 + Al(OH)3 =>
6 NaOH + Al2(So3)3 = 3 Na2So3 + 2 Al(OH)3
Ca(ClO)2 + Na2S + H2O = CaCl2 + S + NaOH =>
Ca(ClO)2 + 2 Na2S + 2 H2O = CaCl2 + 2 S + 4 NaOH
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
HCN + CH3CO2Na = NaCN + CH3CO2H =>
HCN + CH3CO2Na = NaCN + CH3CO2H
B + HClO3 + H2O = H3BO3 + HCl =>
2 B + HClO3 + 3 H2O = 2 H3BO3 + HCl
Mg + H2So4 = Mg2So4 + H2 =>
2 Mg + H2So4 = Mg2So4 + H2
Fe + CuSO4 = Cu + FeSO4 =>
Fe + CuSO4 = Cu + FeSO4
PO4 + H2O = HPO4 + OH =>
PO4 + H2O = HPO4 + OH
KClO3 = O2 + KCl =>
2 KClO3 = 3 O2 + 2 KCl
ZnCl2 + Hg = Zn + HgCl2 =>
ZnCl2 + Hg = Zn + HgCl2
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
Mg + H2So4 = Mg2So4 + H2 =>
2 Mg + H2So4 = Mg2So4 + H2
Mg(NO3)2 = Mg + NO3 =>
Mg(NO3)2 = Mg + 2 NO3
H2CO3 + CN = HCN + HCO3 =>
H2CO3 + CN = HCN + HCO3
K + S2 = K2S =>
4 K + S2 = 2 K2S
C6H10 + O2 = CO + H2O =>
2 C6H10 + 11 O2 = 12 CO + 10 H2O
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
Cr2O3 + Al = Al2O3 + Cr =>
Cr2O3 + 2 Al = Al2O3 + 2 Cr
C2H4 + HCl = C2H5Cl =>
C2H4 + HCl = C2H5Cl
Ca2 + O2 = CaO =>
Ca2 + O2 = 2 CaO
KI + Cl2 + H2O = KIO3 + HCl =>
KI + 3 Cl2 + 3 H2O = KIO3 + 6 HCl
Al2(CO3)3 = Al2O3 + CO2 =>
Al2(CO3)3 = Al2O3 + 3 CO2
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
KOH + H3PO4 = KPO3 + H2O =>
KOH + H3PO4 = KPO3 + 2 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NaBr + Cl2 = NaCl2 + Br2 =>
2 NaBr + 2 Cl2 = 2 NaCl2 + Br2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CO + CH3NO2 = C3H6O3 + NO =>
CO + 2 CH3NO2 = C3H6O3 + 2 NO
AgNO3 + NaI = AgI + NaNO3 =>
AgNO3 + NaI = AgI + NaNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/15/18
Équations équilibrées sur05/15/17
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