| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
NI3 = N + I =>
NI3 = N + 3 I
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
H2 + Br = HBr =>
H2 + 2 Br = 2 HBr
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
(NH4)3PO4(aq) + CrBr3(aq) = NH4Br(aq) + CrPO4(s) =>
(NH4)3PO4(aq) + CrBr3(aq) = 3 NH4Br(aq) + CrPO4(s)
P2I2 + P4 + H2O = PH4I + H3PO4 =>
5 P2I2 + 2 P4 + 32 H2O = 10 PH4I + 8 H3PO4
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Mg(s) + HCl = MgCl2 + H2 =>
Mg(s) + 2 HCl = MgCl2 + H2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
NaCHO3 + CH3COO = CO2 + H2O + NaCH3COO =>
7 NaCHO3 + 8 CH3COO = 9 CO2 + 5 H2O + 7 NaCH3COO
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
Cu + HgNO3 = Cu(NO3)2 + Hg =>
Cu + 2 HgNO3 = Cu(NO3)2 + 2 Hg
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2O(l) + N2O5(g) = HNO3(aq) =>
H2O(l) + N2O5(g) = 2 HNO3(aq)
Al + F2 = AlF3 =>
2 Al + 3 F2 = 2 AlF3
Cr(OH)6(s) = CrO3(s) + H2O(l) =>
Cr(OH)6(s) = CrO3(s) + 3 H2O(l)
Ag + H2S + O2 = Ag2S + H2O =>
4 Ag + 2 H2S + O2 = 2 Ag2S + 2 H2O
Al(s) + CuO(s) = Al2O3(s) + Cu(l) =>
2 Al(s) + 3 CuO(s) = Al2O3(s) + 3 Cu(l)
(NH4)2SO4 + Pb(NO3)2 = NH4NO3 + PbSO4 =>
(NH4)2SO4 + Pb(NO3)2 = 2 NH4NO3 + PbSO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
HCl + BaOH = BaCl + H2O =>
HCl + BaOH = BaCl + H2O
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
SiCl4 + H2O = H4SiO4 + HCl =>
SiCl4 + 4 H2O = H4SiO4 + 4 HCl
Al(s) + CuCl(aq) = AlCl3(aq) + Cu(s) =>
Al(s) + 3 CuCl(aq) = AlCl3(aq) + 3 Cu(s)
HBr + O2 = Br2 + H2O =>
4 HBr + O2 = 2 Br2 + 2 H2O
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
C5H10O2 + O2 = CO + H2O =>
C5H10O2 + 4 O2 = 5 CO + 5 H2O
Al(g) + S(s) = Al2S3 =>
2 Al(g) + 3 S(s) = Al2S3
NH4OH + FeCl3 = Fe(OH)3 + NH4Cl =>
3 NH4OH + FeCl3 = Fe(OH)3 + 3 NH4Cl
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
KI(aq) + HgNO3(aq) = KNO3(aq) + HgI(s) =>
KI(aq) + HgNO3(aq) = KNO3(aq) + HgI(s)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
Na3(PO4) + Ca(NO3)2 = Na(NO3) + Ca3(PO4)2 =>
2 Na3(PO4) + 3 Ca(NO3)2 = 6 Na(NO3) + Ca3(PO4)2
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
Na2CO3 + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3 + Ca(OH)2 = 2 NaOH + CaCO3
CaO + P2O5 = Ca3(PO4)2 =>
3 CaO + P2O5 = Ca3(PO4)2
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
CaCl2(aq) + MgSO4(aq) = MgCl2(aq) + CaSO4(aq) =>
CaCl2(aq) + MgSO4(aq) = MgCl2(aq) + CaSO4(aq)
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
UO2(s) + HF(g) = UF4(s) + H2O(g) =>
UO2(s) + 4 HF(g) = UF4(s) + 2 H2O(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/11/10
Équations équilibrées sur12/11/09
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