| Équations équilibrées la veille | Équations équilibrées le lendemain |
CuO + 2 HNO3 = Cu(NO3)2 + H2O
N2H4 + O2 = NO2 + H2O =>
N2H4 + 3 O2 = 2 NO2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
AlCl3 + NH4OH = NH4Cl + Al(OH)3 =>
AlCl3 + 3 NH4OH = 3 NH4Cl + Al(OH)3
Mg(HCO3)2 = MgCO3 + H2O + CO2 =>
Mg(HCO3)2 = MgCO3 + H2O + CO2
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
H2O = H + O2 =>
2 H2O = 4 H + O2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
NH3 + CO2 = CH4N2O + H2O =>
2 NH3 + CO2 = CH4N2O + H2O
CH3COOH + Cl2 = CH2ClCOOH + HCl =>
CH3COOH + Cl2 = CH2ClCOOH + HCl
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
MgSO4 + Zn = ZnSO4 + Mg =>
MgSO4 + Zn = ZnSO4 + Mg
CH3COOH + NaHCO3 = CH3COONa + CO2 + H2O =>
CH3COOH + NaHCO3 = CH3COONa + CO2 + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CuSO4 + Zn = ZnSO4 + Cu =>
CuSO4 + Zn = ZnSO4 + Cu
HCl + Na2CO3 = NaCl + CO2 + H2O =>
2 HCl + Na2CO3 = 2 NaCl + CO2 + H2O
HCl + KOH = H2O + KCl =>
HCl + KOH = H2O + KCl
KOH = K2O + H2O =>
2 KOH = K2O + H2O
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
HNO3 + ZN = HNO3ZN =>
HNO3 + ZN = HNO3ZN
HNO3 + Zn = HNO3Zn =>
HNO3 + Zn = HNO3Zn
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
HNO3 + Zn = NO3 + HZn =>
HNO3 + Zn = NO3 + HZn
SO2F4 = S4(O2)4(F2)8 =>
4 SO2F4 = S4(O2)4(F2)8
CuSO4 + NaS = CuS2 + Na2SO4 =>
CuSO4 + 2 NaS = CuS2 + Na2SO4
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NH3 + Cl2 = N2 + HCl =>
2 NH3 + 3 Cl2 = N2 + 6 HCl
O2 + Fe = (Fe2O3) =>
3 O2 + 4 Fe = 2(Fe2O3)
CH3OH + PBr3 = CH3Br + H3PO3 =>
3 CH3OH + PBr3 = 3 CH3Br + H3PO3
H2N + Br2 = NH4Br + N2 =>
4 H2N + Br2 = 2 NH4Br + N2
CuCl + HCl = H(CuCl2) =>
CuCl + HCl = H(CuCl2)
Sc2O3 + Cl2 + S2Cl2 = ScCl3 + SOCl2 =>
2 Sc2O3 + 9 Cl2 + 3 S2Cl2 = 4 ScCl3 + 6 SOCl2
PbO2 + NaOH + H2O = Na2Pb(OH)6 =>
PbO2 + 2 NaOH + 2 H2O = Na2Pb(OH)6
HCl + O2 = Cl2 + H2O =>
4 HCl + O2 = 2 Cl2 + 2 H2O
Pb + O2 + NaOH + H2O = NaPb(OH)3 =>
2 Pb + O2 + 2 NaOH + 2 H2O = 2 NaPb(OH)3
I2 + HNO3 = HIO3 + NO + H20 =>
20 I2 + 60 HNO3 = 40 HIO3 + 60 NO + H20
CuCl + NH3 = (Cu(NH3)2)Cl =>
CuCl + 2 NH3 = (Cu(NH3)2)Cl
CuCl + NH3 = (Cu(NH3)4)Cl =>
CuCl + 4 NH3 = (Cu(NH3)4)Cl
HC8H404 + NaOH = Na + C8H4O4 + H2O =>
HC8H404 + 409 NaOH = 409 Na + C8H4O4 + 405 H2O
HC8H4O4 + NaOH = Na + C8H4O4 + H2O =>
HC8H4O4 + NaOH = Na + C8H4O4 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/03/11
Équations équilibrées sur05/03/10
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