| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HNO3 + CaCO3 = Ca(NO3)2 + CO2 + H2O
CH3COOCH3 + NAOH = CH3COONA + CH3OH =>
CH3COOCH3 + NAOH = CH3COONA + CH3OH
Ca(HCO3)2 = CaCO3 + H2O + CO2 =>
Ca(HCO3)2 = CaCO3 + H2O + CO2
Ca + HBr = CaBr2 + H2 =>
Ca + 2 HBr = CaBr2 + H2
O3 = O2 = O =>
2 O3 = 3 O2
Ca(NO3)2(aq) + Na2CO3(aq) = CaCO3(s) + NaNO3(aq) =>
Ca(NO3)2(aq) + Na2CO3(aq) = CaCO3(s) + 2 NaNO3(aq)
Ca(PO4)2 + NaNO3 = Ca(NO3)2 + NaPO4 =>
Ca(PO4)2 + 2 NaNO3 = Ca(NO3)2 + 2 NaPO4
Fe + O2 = Fe2O2 =>
2 Fe + O2 = Fe2O2
AlPO4 + HCl = AlCl + HPO4 =>
AlPO4 + HCl = AlCl + HPO4
A + R2 = A2R3 =>
4 A + 3 R2 = 2 A2R3
HNO3 + Mg(OH)2 = Mg(NO3)2 + H2O =>
2 HNO3 + Mg(OH)2 = Mg(NO3)2 + 2 H2O
NiS + O2 = NiO + SO2 =>
2 NiS + 3 O2 = 2 NiO + 2 SO2
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
(CH3(CH2)2CH3) + O2 = CO2 + H2O =>
2(CH3(CH2)2CH3) + 13 O2 = 8 CO2 + 10 H2O
P + HNO3 = H3PO4 + NO2 + H2O =>
P + 5 HNO3 = H3PO4 + 5 NO2 + H2O
AL + Pb(NO3)2 = AL(NO3)3 + Pb =>
2 AL + 3 Pb(NO3)2 = 2 AL(NO3)3 + 3 Pb
Fe + CuCl2 = Cu + FeCl2 =>
Fe + CuCl2 = Cu + FeCl2
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
Na + MgF2 = NaF + Mg =>
2 Na + MgF2 = 2 NaF + Mg
H2SO4 + Cu = CuSO4 + SO2 + H2O =>
2 H2SO4 + Cu = CuSO4 + SO2 + 2 H2O
CaCl2 + HNO3 = Ca(NO3)2 + HCl =>
CaCl2 + 2 HNO3 = Ca(NO3)2 + 2 HCl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cu2 + O2 = Cu2O =>
2 Cu2 + O2 = 2 Cu2O
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
K2Cr2O7 + HI + HClO4 = KClO4 + Cr(ClO4)3 + I2 + H2O =>
K2Cr2O7 + 6 HI + 8 HClO4 = 2 KClO4 + 2 Cr(ClO4)3 + 3 I2 + 7 H2O
NH3 + H2O = (NH3)2O + H2 =>
2 NH3 + H2O = (NH3)2O + H2
Na2SO3 + H2SO4 = Na2SO4 + H20 + SO2 =>
20 Na2SO3 + 10 H2SO4 = 20 Na2SO4 + H20 + 10 SO2
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Pb(OH)4 + Cu2O = PbO2 + CuOH =>
Pb(OH)4 + 2 Cu2O = PbO2 + 4 CuOH
K + P = KP =>
K + P = KP
Zn + HCl = ZnCl + H2 =>
2 Zn + 2 HCl = 2 ZnCl + H2
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
FeSO4 + Br2 + H2SO4 = Fe(SO4)3 + HBr =>
FeSO4 + 2 Br2 + 2 H2SO4 = Fe(SO4)3 + 4 HBr
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
NO + H2O = HNO2 + N2O =>
4 NO + H2O = 2 HNO2 + N2O
K2Cr2O7 + HI + HClO4 = KClO4 + Cr(ClO4)3 + I2 + H2O =>
K2Cr2O7 + 6 HI + 8 HClO4 = 2 KClO4 + 2 Cr(ClO4)3 + 3 I2 + 7 H2O
As2S3 + HNO3 = H3AsO4 + NO2 + H2O + H2SO4 =>
As2S3 + 28 HNO3 = 2 H3AsO4 + 28 NO2 + 8 H2O + 3 H2SO4
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
H3PO4 + POCl3 = HPO3 + HCl =>
2 H3PO4 + POCl3 = 3 HPO3 + 3 HCl
ZN + HBr = ZNBr2 + H2 =>
ZN + 2 HBr = ZNBr2 + H2
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/28/17
Équations équilibrées sur02/27/16
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