| Équations équilibrées la veille | Équations équilibrées le lendemain |
CuSO4 + 2 NaCl = CuCl2 + Na2SO4
NaI + Pb(C2H3O2)2 = Na(C2H3O2) + PbI2 =>
2 NaI + Pb(C2H3O2)2 = 2 Na(C2H3O2) + PbI2
N + H = NH3 =>
N + 3 H = NH3
Cu(NO3)2(aq) + KOH(aq) = Cu(OH)2(s) + KNO3(aq) =>
Cu(NO3)2(aq) + 2 KOH(aq) = Cu(OH)2(s) + 2 KNO3(aq)
CuSO4*5H2O = CuSO4 + H2 + O2 =>
2 CuSO4*5H2O = 2 CuSO4 + 10 H2 + 5 O2
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
Cu(NO3)2 + Zn = Cu + Zn(NO3)2 =>
Cu(NO3)2 + Zn = Cu + Zn(NO3)2
Ba + HCl = BaCl2 + H2 =>
Ba + 2 HCl = BaCl2 + H2
N + H2 = NH3 =>
2 N + 3 H2 = 2 NH3
Cr + HCl = CrCl2 + H2 =>
Cr + 2 HCl = CrCl2 + H2
Au + MgCl2 = AuCl + Mg =>
2 Au + MgCl2 = 2 AuCl + Mg
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
BCl3(g) + H2O(l) = H3BO3(s) + HCl(g) =>
BCl3(g) + 3 H2O(l) = H3BO3(s) + 3 HCl(g)
MgSO4*10H2O = MgSO4 + H2 + O2 =>
MgSO4*10H2O = MgSO4 + 10 H2 + 5 O2
FeO + O2 = Fe2O3 =>
4 FeO + O2 = 2 Fe2O3
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
CuSO4*5H2O = CuSO4 + H2 + O2 =>
2 CuSO4*5H2O = 2 CuSO4 + 10 H2 + 5 O2
Cr + S2 = Cr2S3 =>
4 Cr + 3 S2 = 2 Cr2S3
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
CaSiO3(s) + HF(g) = SiF4(g) + CaF2(s) + H2O(l) =>
CaSiO3(s) + 6 HF(g) = SiF4(g) + CaF2(s) + 3 H2O(l)
CoCl2*6H2O = CoCl2 + H2 + O2 =>
CoCl2*6H2O = CoCl2 + 6 H2 + 3 O2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
NaN3 = Na + N =>
NaN3 = Na + 3 N
NaOH(aq) + FeBr3(aq) = FeOH + NaBr3 =>
NaOH(aq) + FeBr3(aq) = FeOH + NaBr3
(CN)2(g) + H2O(l) = H2C2O4(aq) + NH3(g) =>
(CN)2(g) + 4 H2O(l) = H2C2O4(aq) + 2 NH3(g)
V2O5 + Ca = CaO + V =>
V2O5 + 5 Ca = 5 CaO + 2 V
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
AlCl3 = Al + Cl2 =>
2 AlCl3 = 2 Al + 3 Cl2
Pb(NO3)2 + H3AsO4 = PbHAsO4 + HNO3 =>
Pb(NO3)2 + H3AsO4 = PbHAsO4 + 2 HNO3
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
Ca(OH)2 + NH4Cl = NH4OH + CaCl2 =>
Ca(OH)2 + 2 NH4Cl = 2 NH4OH + CaCl2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C2H6O + O2 = CO2 + H20 =>
10 C2H6O + 15 O2 = 20 CO2 + 3 H20
Na2O = Na + O2 =>
2 Na2O = 4 Na + O2
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
FeO4 + H2 = Fe + H2O =>
FeO4 + 4 H2 = Fe + 4 H2O
Ca(OH)2 + H3PO4 = H2O + Ca3(PO4)2 =>
3 Ca(OH)2 + 2 H3PO4 = 6 H2O + Ca3(PO4)2
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
PCl3 + Cl2 = PCl5 =>
PCl3 + Cl2 = PCl5
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/20/09
Équations équilibrées sur10/20/08
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