| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 C2H5NH2 + 15 O2 = 8 CO2 + 14 H2O + 2 N2
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
K + I2 = KI =>
2 K + I2 = 2 KI
NO2(g) + H2O(l) = HNO3(aq) + NO(g) =>
3 NO2(g) + H2O(l) = 2 HNO3(aq) + NO(g)
NH3 + H2PO4 = NH4 + HPO4 =>
NH3 + H2PO4 = NH4 + HPO4
Pb(NO3)2 + KCl = PbCl2 + K(NO3) =>
Pb(NO3)2 + 2 KCl = PbCl2 + 2 K(NO3)
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
Rh2O3(s) + SO3(l) = Rh2(SO4)3(s) =>
Rh2O3(s) + 3 SO3(l) = Rh2(SO4)3(s)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KClO3 + H2SO4 = K3HSO4 + O2 + ClO2 + H2O =>
12 KClO3 + 4 H2SO4 = 4 K3HSO4 + 5 O2 + 12 ClO2 + 2 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Zinc + Hydrogenchloride = Zincchloride + Hydrogen =>
Zn + 2 HCl = ZnCl2 + H2
Si(OH)4 + NaBr = SiBr4 + NaOH =>
Si(OH)4 + 4 NaBr = SiBr4 + 4 NaOH
Ag(s) + Pb2NO3(aq) = AgNO3(aq) + Pb(s) =>
Ag(s) + Pb2NO3(aq) = AgNO3(aq) + 2 Pb(s)
H2CO3 + KOH = H2O + K2CO3 =>
H2CO3 + 2 KOH = 2 H2O + K2CO3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Na + Cl = NaCl =>
Na + Cl = NaCl
Na(s) + H2O(l) = H2(g) + NaOH(ac) =>
2 Na(s) + 2 H2O(l) = H2(g) + 2 NaOH(ac)
NaOCH3 + H2O = CH3OH + NaOH =>
NaOCH3 + H2O = CH3OH + NaOH
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Na2CO3 + CaCl2 = CaCO3 + NaCl =>
Na2CO3 + CaCl2 = CaCO3 + 2 NaCl
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
HCl + O2 = Cl2 + H2O =>
4 HCl + O2 = 2 Cl2 + 2 H2O
Mn + H2O + O2 = Mn(OH)2 =>
2 Mn + 2 H2O + O2 = 2 Mn(OH)2
KClO3 + H2SO4 = K2HSO4 + O2 + ClO2 + H2O =>
8 KClO3 + 4 H2SO4 = 4 K2HSO4 + 3 O2 + 8 ClO2 + 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C11H8O2 + O2 = CO2 + H2O =>
C11H8O2 + 12 O2 = 11 CO2 + 4 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C2H8N2 + N2O4 = N2 + CO2 + H2O =>
C2H8N2 + 2 N2O4 = 3 N2 + 2 CO2 + 4 H2O
HCl + KMnO4 = KCl + MnCl2 + Cl2 + H2O =>
16 HCl + 2 KMnO4 = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 H2O
NaBr + I2 = NaI + Br2 =>
2 NaBr + I2 = 2 NaI + Br2
CrI3 + KOH + Cl2 = K2CrO4 + KIO4 + KCl + H2O =>
2 CrI3 + 64 KOH + 27 Cl2 = 2 K2CrO4 + 6 KIO4 + 54 KCl + 32 H2O
MgBr2 + CuSO4 = MgSO4 + CuBr2 =>
MgBr2 + CuSO4 = MgSO4 + CuBr2
NH3 + H2PO4{-} = NH4 + HPO4{-}2 =>
NH3 + H2PO4{-} = NH4 + HPO4{-}2
K2CO3(aq) + CaCl2(aq) = KCl(aq) + CaCO3(s) =>
K2CO3(aq) + CaCl2(aq) = 2 KCl(aq) + CaCO3(s)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CuS + HNO3 = Cu(NO3)2 + NO2 + S8 + H2O =>
8 CuS + 32 HNO3 = 8 Cu(NO3)2 + 16 NO2 + S8 + 16 H2O
Fe(NH4)2(SO4)2H2O + H2C2O4 = FeC2O4 + H2SO4 + (NH4)2SO4 + H2O =>
Fe(NH4)2(SO4)2H2O + H2C2O4 = FeC2O4 + H2SO4 + (NH4)2SO4 + H2O
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
Mg + Br2 + Co(NO3)2 = Mg(NO3)2 + CoBr =>
2 Mg + Br2 + 2 Co(NO3)2 = 2 Mg(NO3)2 + 2 CoBr
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
K2CO3(aq) + CaCl2(aq) = KCl(aq) + CaCO3(aq) =>
K2CO3(aq) + CaCl2(aq) = 2 KCl(aq) + CaCO3(aq)
Na2SO4 + BaCl2 = NaCl + BaSO4 =>
Na2SO4 + BaCl2 = 2 NaCl + BaSO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Be2C + H2O = Be(OH)2 + CH4(aq) =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/12/18
Équations équilibrées sur02/11/17
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