| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Mg + CO2 = 2 MgO + C
K2O(s) + H2O(l) = KOH(aq) =>
K2O(s) + H2O(l) = 2 KOH(aq)
HfCl3 + Al = HfCl2 + AlCl3 =>
3 HfCl3 + Al = 3 HfCl2 + AlCl3
KClO3 = KCl + O =>
KClO3 = KCl + 3 O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
KAlSi3O8 + H2O + H2SO4 = Al2Si2O5(OH)4 + K2SO4 + H4SiO4 =>
2 KAlSi3O8 + 9 H2O + H2SO4 = Al2Si2O5(OH)4 + K2SO4 + 4 H4SiO4
Al2(CO3)3 = Al2O3 + CO2 =>
Al2(CO3)3 = Al2O3 + 3 CO2
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Zn + Pb(NO3)2 = Pb + Zn(NO3)2 =>
Zn + Pb(NO3)2 = Pb + Zn(NO3)2
Li + CO2 + H2O = LiHCO3 + H2 =>
2 Li + 2 CO2 + 2 H2O = 2 LiHCO3 + H2
CaSO4 + AlCl3 = CaCl2 + Al2(SO4)3 =>
3 CaSO4 + 2 AlCl3 = 3 CaCl2 + Al2(SO4)3
Na2CO3 = Na2O + CO2 =>
Na2CO3 = Na2O + CO2
Ca + CO2 = CaO + C =>
2 Ca + CO2 = 2 CaO + C
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
Na2B4O7 + H2O = NaOH + H3BO3 =>
Na2B4O7 + 7 H2O = 2 NaOH + 4 H3BO3
Ca + CO2 = CaO + C =>
2 Ca + CO2 = 2 CaO + C
K + O2 = K2O =>
4 K + O2 = 2 K2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Pb + HCl = PbCl2 + H2 =>
Pb + 2 HCl = PbCl2 + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ca + CO3 = CaCO3 =>
Ca + CO3 = CaCO3
KMnO4 + HCl = KCl + MnCl2 + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 H2O
NiCl2(aq) + Na3PO4(aq) = Ni3(PO4)2(s) + NaCl(aq) =>
3 NiCl2(aq) + 2 Na3PO4(aq) = Ni3(PO4)2(s) + 6 NaCl(aq)
Ba + SO4 = BaSO4 =>
Ba + SO4 = BaSO4
NaClO4(aq) + (NH4)2S(aq) = NH4ClO4 + Na2S =>
2 NaClO4(aq) + (NH4)2S(aq) = 2 NH4ClO4 + Na2S
Ni(OH)2 + Br2 + KOH = Ni(OH)3 + KBr =>
2 Ni(OH)2 + Br2 + 2 KOH = 2 Ni(OH)3 + 2 KBr
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
PB + HNO3 = PB(NO3)2 + H2O + NO2 =>
PB + 4 HNO3 = PB(NO3)2 + 2 H2O + 2 NO2
Mg + PO4 = Mg3(PO4)2 =>
3 Mg + 2 PO4 = Mg3(PO4)2
NaClO4(aq) + (NH4)2S(aq) = NH4ClO4(aq) + Na2S(aq) =>
2 NaClO4(aq) + (NH4)2S(aq) = 2 NH4ClO4(aq) + Na2S(aq)
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
NaClO4(aq) + (NH4)2S(aq) = NH4ClO4(s) + Na2S(aq) =>
2 NaClO4(aq) + (NH4)2S(aq) = 2 NH4ClO4(s) + Na2S(aq)
NaClO4(aq) + (NH4)2S(aq) = NH4ClO4(aq) + Na2S(aq) =>
2 NaClO4(aq) + (NH4)2S(aq) = 2 NH4ClO4(aq) + Na2S(aq)
Al + NaOH + H2O = NaAlO2 + H2 =>
2 Al + 2 NaOH + 2 H2O = 2 NaAlO2 + 3 H2
KMnO4 + Na2C2O4 = K2C2O4 + NaMnO4 =>
2 KMnO4 + Na2C2O4 = K2C2O4 + 2 NaMnO4
H + S = H2S =>
2 H + S = H2S
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Mg + CuO = MgO + Cu =>
Mg + CuO = MgO + Cu
AsO3{3-} + I2 + H2O = AsO4{3-} + H{+} + I{-} =>
AsO3{3-} + I2 + H2O = AsO4{3-} + 2 H{+} + 2 I{-}
H + S = H2S =>
2 H + S = H2S
C4H8O2 + O2 = CO2 + H2O =>
C4H8O2 + 5 O2 = 4 CO2 + 4 H2O
B2S3 + H2O = H3BO3 + H2S =>
B2S3 + 6 H2O = 2 H3BO3 + 3 H2S
Na + Cl = NaCl =>
Na + Cl = NaCl
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
CaC2O4 + CH3COOH = C3H4O4 + CaCOO =>
CaC2O4 + CH3COOH = C3H4O4 + CaCOO
C + O2 = CO2 =>
C + O2 = CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/13/12
Équations équilibrées sur10/13/11
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