| Équations équilibrées la veille |
2 NH3 + 2 H2O + Cu(NO3)2 = 2 NH4NO3 + Cu(OH)2
C24H48 + O2 = C + H2O =>
C24H48 + 12 O2 = 24 C + 24 H2O
KCN(ac) + HCl(ac) = KC(ac)l + HCN(g) =>
KCN(ac) + HCl(ac) = KC(ac)l + HCN(g)
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
Ca(PO4)2 + Ca(NO3) = Ca3(PO4)2 + Ca(NO3)2 =>
Ca(PO4)2 + 4 Ca(NO3) = Ca3(PO4)2 + 2 Ca(NO3)2
H2C6 + O2 = CO + H2O =>
2 H2C6 + 7 O2 = 12 CO + 2 H2O
NH4Br + CaCl2 = NH4Cl2 + CaBr(s) =>
NH4Br + CaCl2 = NH4Cl2 + CaBr(s)
KNO3 + S + CaCO3 = KNO2 + CaSO4 + CO2 =>
3 KNO3 + S + CaCO3 = 3 KNO2 + CaSO4 + CO2
CaCl2(aq) + NaOH(aq) = Ca(OH)2(s) + NaCl(aq) =>
CaCl2(aq) + 2 NaOH(aq) = Ca(OH)2(s) + 2 NaCl(aq)
KNO3 + Cr2(SO4)3 + NaOH = KNO2 + Na2CrO4 + Na2SO4 + H2O =>
3 KNO3 + Cr2(SO4)3 + 10 NaOH = 3 KNO2 + 2 Na2CrO4 + 3 Na2SO4 + 5 H2O
Te + O2 = TeO87 =>
2 Te + 87 O2 = 2 TeO87
Ni{+} = Ni + Ni{2+} =>
2 Ni{+} = Ni + Ni{2+}
PbSO4 + Fe(OH)2 = Pb(OH)2 + FeSO4 =>
PbSO4 + Fe(OH)2 = Pb(OH)2 + FeSO4
Be + HNO3 = Be(NO3)2 + N2O + H2O =>
4 Be + 10 HNO3 = 4 Be(NO3)2 + N2O + 5 H2O
Fe + HCI = FeCI + H2 =>
2 Fe + 2 HCI = 2 FeCI + H2
CH3COOH + CaCO3 = H2O + CO2 + C4H6CaO4 =>
2 CH3COOH + CaCO3 = H2O + CO2 + C4H6CaO4
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
Al + NaHO = Na3AlO3 + H =>
Al + 3 NaHO = Na3AlO3 + 3 H
Al + MgI2 = Mg + AlI3 =>
2 Al + 3 MgI2 = 3 Mg + 2 AlI3
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
FeCl3(aq) + KBr(aq) = FeBr3(aq) + KCl(aq) =>
FeCl3(aq) + 3 KBr(aq) = FeBr3(aq) + 3 KCl(aq)
Br2 + Mn(OH)2 + KOH = MnO2*H2O + KBr + H2O =>
Br2 + Mn(OH)2 + 2 KOH = MnO2*H2O + 2 KBr + H2O
K2Cr2O7 + BaCl2 + H2O = BaCrO4 + KCl + HCl =>
K2Cr2O7 + 2 BaCl2 + H2O = 2 BaCrO4 + 2 KCl + 2 HCl
NaNO3 + NH4I = NaI + H2O + N2O =>
NaNO3 + NH4I = NaI + 2 H2O + N2O
CaSO4 + HCl = CaCl2 + H2SO4 =>
CaSO4 + 2 HCl = CaCl2 + H2SO4
K2Cr2O7 + H2SO4 + CH3CH2OH = Cr2(SO4)3 + H2O + CH3CHO + K2SO4 =>
K2Cr2O7 + 4 H2SO4 + 3 CH3CH2OH = Cr2(SO4)3 + 7 H2O + 3 CH3CHO + K2SO4
HClO4 + Fe(OH)3 = H2O + Fe(ClO4)3 =>
3 HClO4 + Fe(OH)3 = 3 H2O + Fe(ClO4)3
Mg(NO3)2 + K3PO4 = Mg3(PO4)2 + KNO3 =>
3 Mg(NO3)2 + 2 K3PO4 = Mg3(PO4)2 + 6 KNO3
AlI3 + HgCl2 = AlCl3 + HgI2 =>
2 AlI3 + 3 HgCl2 = 2 AlCl3 + 3 HgI2
C8H8O3 + H2O = C7H6O3 + CH3OH =>
C8H8O3 + H2O = C7H6O3 + CH3OH
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
NH4NO2 + NaOH = NaNO3 + NH3 + H2O =>
4 NH4NO2 + 3 NaOH = 3 NaNO3 + 5 NH3 + 2 H2O
TiCl4 + Na = NaCl + Ti =>
TiCl4 + 4 Na = 4 NaCl + Ti
K2SiO3 + H2O + CO2 = KHCO3 + H2SiO3 =>
K2SiO3 + 2 H2O + 2 CO2 = 2 KHCO3 + H2SiO3
Zn + Al(NO3)3 = Al + Zn(NO3)2 =>
3 Zn + 2 Al(NO3)3 = 2 Al + 3 Zn(NO3)2
Li2O + N2O5 = Li2(NO3)2 =>
Li2O + N2O5 = Li2(NO3)2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
PbS + C + Na2CO3 = Pb + CO2 + Na2S =>
2 PbS + C + 2 Na2CO3 = 2 Pb + 3 CO2 + 2 Na2S
CuCl2*2H2O + Mg = MgCl3 + Cu + H2O =>
3 CuCl2*2H2O + 2 Mg = 2 MgCl3 + 3 Cu + 6 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
KNO3 + Na2CO3 + MnCO3 = Na2MnO4 + CO2 + KNO2 =>
2 KNO3 + Na2CO3 + MnCO3 = Na2MnO4 + 2 CO2 + 2 KNO2
C2H6 + Br2 = C2H5 + HBr =>
2 C2H6 + Br2 = 2 C2H5 + 2 HBr
C2H3Cl3O2 + NaOH = Cl3CH + NaOOCH + H2O =>
C2H3Cl3O2 + NaOH = Cl3CH + NaOOCH + H2O
CH2O2 + CaO = Ca(HCOO)2 + H2O =>
2 CH2O2 + CaO = Ca(HCOO)2 + H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
H2SO4 + KI + Na2SO4 = I2 + Na2S + K2SO4 + H2O =>
4 H2SO4 + 8 KI + Na2SO4 = 4 I2 + Na2S + 4 K2SO4 + 4 H2O
K + HNO3 = NO2 + H2O + KNO3 =>
K + 2 HNO3 = NO2 + H2O + KNO3
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Équations équilibrées sur01/04/25
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