| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu + 4 HNO3 = 2 H2O + 2 NO2 + Cu(NO3)2
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
FeCl3 + Ca(HCO3)2 = Fe(OH)3 + CaCl2 + CO2 =>
2 FeCl3 + 3 Ca(HCO3)2 = 2 Fe(OH)3 + 3 CaCl2 + 6 CO2
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Pb(NO3)2(aq) + Na2S(aq) = PbS(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + Na2S(aq) = PbS(s) + 2 NaNO3(aq)
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H2O = H + O =>
H2O = 2 H + O
C2H5OH + CH3COOH = H2O + CH3COOC2H5 =>
C2H5OH + CH3COOH = H2O + CH3COOC2H5
Al(NO3)3 + NaCl = AlCl3 + NaNO3 =>
Al(NO3)3 + 3 NaCl = AlCl3 + 3 NaNO3
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
NaHCO3 + HCl = NaCl + CO2 + H2O =>
NaHCO3 + HCl = NaCl + CO2 + H2O
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Na2Cr2O7 + FeCl2 + HCl = CrCl3 + FeCl3 + NaCl + H2O =>
Na2Cr2O7 + 6 FeCl2 + 14 HCl = 2 CrCl3 + 6 FeCl3 + 2 NaCl + 7 H2O
NH2 + NaNO2 + HCl = N2{+} + Cl{-} + H2O + Na{+} =>
NH2 + NaNO2 + 2 HCl = N2{+} + 2 Cl{-} + 2 H2O + Na{+}
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
H2 + Cl2 = H2Cl2 =>
H2 + Cl2 = H2Cl2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
Al + HCl = AlCl + H2 =>
2 Al + 2 HCl = 2 AlCl + H2
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
NH3 + NO2 = N2O + H20 =>
60 NH3 + 20 NO2 = 40 N2O + 9 H20
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
F2(g) + NH3(g) = N2F4(g) + HF(g) =>
5 F2(g) + 2 NH3(g) = N2F4(g) + 6 HF(g)
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
LiCLO3 = LiCLO2 + O2 =>
2 LiCLO3 = 2 LiCLO2 + O2
NaCN + AgNo3 = AgCN + NaNo3 =>
NaCN + AgNo3 = AgCN + NaNo3
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
CaBr2 + AgNO3 = Ca(NO3)2 + BrAg =>
CaBr2 + 2 AgNO3 = Ca(NO3)2 + 2 BrAg
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Na2Cr2O7 + FeCl2 + HCl = CrCl3 + FeCl3 + NaCl + H2O =>
Na2Cr2O7 + 6 FeCl2 + 14 HCl = 2 CrCl3 + 6 FeCl3 + 2 NaCl + 7 H2O
C3H5N3O9 = CO2 + N2 + O2 + H2O =>
4 C3H5N3O9 = 12 CO2 + 6 N2 + O2 + 10 H2O
ZnS + O2 = ZnO + S =>
2 ZnS + O2 = 2 ZnO + 2 S
LiClO3 = LiClO2 + O2 =>
2 LiClO3 = 2 LiClO2 + O2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
CuSO4 + KNO3 = Cu(NO3)2 + K2SO4 =>
CuSO4 + 2 KNO3 = Cu(NO3)2 + K2SO4
Mg + I2 = MgI =>
2 Mg + I2 = 2 MgI
NO2 + H2 = NH4 + H2O =>
NO2 + 4 H2 = NH4 + 2 H2O
NaHCO3 + HC2H3O2 = NaC2H3O2 + H2O + CO2 =>
NaHCO3 + HC2H3O2 = NaC2H3O2 + H2O + CO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/05/16
Équations équilibrées sur03/06/15
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