| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 AlN3O9 + 3 H2SO4 = Al2S3O12 + 6 HNO3
LiAlH4(s) + AlCl3(s) = AlH3(s) + LiCl(s) =>
3 LiAlH4(s) + AlCl3(s) = 4 AlH3(s) + 3 LiCl(s)
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
H3PO4 + NaOH = H2O + Na3PO4 =>
H3PO4 + 3 NaOH = 3 H2O + Na3PO4
CaO + P2O5 = Ca3P2O8 =>
3 CaO + P2O5 = Ca3P2O8
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
FeCl3 + Be3(PO4)2 = BeCl2 + FePO4 =>
2 FeCl3 + Be3(PO4)2 = 3 BeCl2 + 2 FePO4
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Mg(s) + H2S(g) = MgS(s) + H2(g) =>
Mg(s) + H2S(g) = MgS(s) + H2(g)
NaOH + HCl = NaCl + HOH =>
NaOH + HCl = NaCl + HOH
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
FeO3H3 = Fe2O3 + H2O =>
2 FeO3H3 = Fe2O3 + 3 H2O
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Na2SO4(s) + C(s) = Na2S(s) + CO2(g) =>
Na2SO4(s) + 2 C(s) = Na2S(s) + 2 CO2(g)
ZnS + O2 = ZnSO4 =>
ZnS + 2 O2 = ZnSO4
Li2CO3 = Li2O + CO2 =>
Li2CO3 = Li2O + CO2
KNO3 + H2SO4 = K2SO4 + HNO3 =>
2 KNO3 + H2SO4 = K2SO4 + 2 HNO3
Cl2 + LiI = LiCl + I2 =>
Cl2 + 2 LiI = 2 LiCl + I2
Pb(CH3COO)2 + H2S = PbS + CH3COOH =>
Pb(CH3COO)2 + H2S = PbS + 2 CH3COOH
SO3 + Fe(OH)3 = Fe(SO3) + OH =>
SO3 + Fe(OH)3 = Fe(SO3) + 3 OH
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
NaCl(s) + H2SO4(l) = Na2SO4(s) + HCl(g) =>
2 NaCl(s) + H2SO4(l) = Na2SO4(s) + 2 HCl(g)
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Br2 + AlI3 = AlBr3 + I2 =>
3 Br2 + 2 AlI3 = 2 AlBr3 + 3 I2
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Li + O2 = LiO2 =>
Li + O2 = LiO2
Cr + SnCl4 = CrCl3 + Sn =>
4 Cr + 3 SnCl4 = 4 CrCl3 + 3 Sn
CaCl2 + Na(OH) = Ca(OH)2 + NaCl =>
CaCl2 + 2 Na(OH) = Ca(OH)2 + 2 NaCl
Sr + O2 = SrO =>
2 Sr + O2 = 2 SrO
NH4ClO4 = N2 + O2 + Cl2 + H2O =>
2 NH4ClO4 = N2 + 2 O2 + Cl2 + 4 H2O
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
CaH2(s) + H2O(g) = Ca(OH)2(s) + H2(g) =>
CaH2(s) + 2 H2O(g) = Ca(OH)2(s) + 2 H2(g)
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
BrF3 = Br + F =>
BrF3 = Br + 3 F
HNO3 + SrO2H2 = SrN2O6 + H2O =>
2 HNO3 + SrO2H2 = SrN2O6 + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
KO2 + H2O = O2 + KOH =>
4 KO2 + 2 H2O = 3 O2 + 4 KOH
NaS2O3 + HCl = NaCl + SO2 + S + H2O =>
4 NaS2O3 + 4 HCl = 4 NaCl + 5 SO2 + 3 S + 2 H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
Ba(NO3)2 + Cu(NO3)2*H20 + Y(NO3)3*6H2O + C12H22O11 = YBa2Cu3O7 + H2O + CO2 + N2 =>
24 Ba(NO3)2 + 36 Cu(NO3)2*H20 + 12 Y(NO3)3*6H2O + C12H22O11 = 12 YBa2Cu3O7 + 443 H2O + 12 CO2 + 78 N2
AlCl3 + Na2CO3 = Al2C3O9 + NaCl =>
2 AlCl3 + 3 Na2CO3 = Al2C3O9 + 6 NaCl
CaO2H2 = CaO + H2O =>
CaO2H2 = CaO + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/01/11
Équations équilibrées sur03/03/10
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