| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe + 4 HNO3 = Fe(NO3)2 + 2 NO2 + 2 H2O
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
XC2H5 + O2 = XOH + CO2 + H2O =>
2 XC2H5 + 7 O2 = 2 XOH + 4 CO2 + 4 H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
N2H4 + FeO2H = N2 + H2O + Fe3O4 =>
N2H4 + 12 FeO2H = N2 + 8 H2O + 4 Fe3O4
Pb(NO3)2 + KCl = PbCl2 + KNO3 =>
Pb(NO3)2 + 2 KCl = PbCl2 + 2 KNO3
HNO3 + NaOH = H2O + NaNO3 =>
HNO3 + NaOH = H2O + NaNO3
N2(g) + O2(g) + H2O = HNO3(aq) =>
2 N2(g) + 5 O2(g) + 2 H2O = 4 HNO3(aq)
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Al2(SO4)3 + CO2 + H2O = Al2(CO3)3 + H2SO4 =>
Al2(SO4)3 + 3 CO2 + 3 H2O = Al2(CO3)3 + 3 H2SO4
SiCl4(l) + H2O(l) = SiO2(s) + HCl(aq) =>
SiCl4(l) + 2 H2O(l) = SiO2(s) + 4 HCl(aq)
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
Ba(C2H3O2)2(aq) + H2SO4(aq) = BaSO4(s) + H(C2H3O2)(aq) =>
Ba(C2H3O2)2(aq) + H2SO4(aq) = BaSO4(s) + 2 H(C2H3O2)(aq)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
BrO3{-}(aq) + Sn{2+}(aq) + H{+}(aq) = Br{-}(aq) + Sn{4+}(aq) + H2O(l) =>
BrO3{-}(aq) + 3 Sn{2+}(aq) + 6 H{+}(aq) = Br{-}(aq) + 3 Sn{4+}(aq) + 3 H2O(l)
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
CO2 + NaOH = Na2CO3 + H2O =>
CO2 + 2 NaOH = Na2CO3 + H2O
C5H6O + O2 = CO2 + H2O =>
C5H6O + 6 O2 = 5 CO2 + 3 H2O
Al2(SO4)3 + CO2 + H2O = Al2(CO3)3 + H2SO4 =>
Al2(SO4)3 + 3 CO2 + 3 H2O = Al2(CO3)3 + 3 H2SO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
MnO4{-}(aq) + SO3{2-}(aq) + H2O(l) = MnO2(s) + SO4{2-}(aq) + OH{-}(aq) =>
2 MnO4{-}(aq) + 3 SO3{2-}(aq) + H2O(l) = 2 MnO2(s) + 3 SO4{2-}(aq) + 2 OH{-}(aq)
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
HCl + CaO = CaCl2 + H2O =>
2 HCl + CaO = CaCl2 + H2O
H + OH = H2O =>
H + OH = H2O
HNO3 + Na2CO3 = NaNO3 + H2O + CO2 =>
2 HNO3 + Na2CO3 = 2 NaNO3 + H2O + CO2
CH4 + S2 = CS2 + H2S2 =>
CH4 + 3 S2 = CS2 + 2 H2S2
Fe + AgNO3 = Fe(NO3)3 + Ag =>
Fe + 3 AgNO3 = Fe(NO3)3 + 3 Ag
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
I2 + Na2S2O3 = Na2S4O6 + NaI =>
I2 + 2 Na2S2O3 = Na2S4O6 + 2 NaI
Na + O = NaO =>
Na + O = NaO
C2H5 + O2 = H2O + CO2 =>
4 C2H5 + 13 O2 = 10 H2O + 8 CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
S + Al = AlS =>
S + Al = AlS
NH4Cl + CaO = CaCl2 + H2O + NH3 =>
2 NH4Cl + CaO = CaCl2 + H2O + 2 NH3
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
CuCl + Zn = ZnCl2 + Cu =>
2 CuCl + Zn = ZnCl2 + 2 Cu
S + H = H2S =>
S + 2 H = H2S
H + Cl = HCl =>
H + Cl = HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/09/11
Équations équilibrées sur09/08/10
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