| Équations équilibrées la veille |
Na2O + 2 HClO3 = H2O + 2 NaClO3
NaHCO3 + H2O2 = H2O + NaHCO4 =>
NaHCO3 + H2O2 = H2O + NaHCO4
Cu(NO3)2(aq) + HCl(aq) = CuCl2 + HNO3 =>
Cu(NO3)2(aq) + 2 HCl(aq) = CuCl2 + 2 HNO3
K2SO3 + Fe(OH)3 = Fe2(SO3)3 + KOH =>
3 K2SO3 + 2 Fe(OH)3 = Fe2(SO3)3 + 6 KOH
C4H8Cl2 + KOH = C4H6 + KCl + HOH =>
C4H8Cl2 + 2 KOH = C4H6 + 2 KCl + 2 HOH
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
H2SO4(l) + CaCO3(s) = CaSO4(s) + H2O(l) + CO2(g) =>
H2SO4(l) + CaCO3(s) = CaSO4(s) + H2O(l) + CO2(g)
NH4Br + AgNO3 = NH4NO3 + AgBr =>
NH4Br + AgNO3 = NH4NO3 + AgBr
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Fe2S3 + HMnO4 = Fe(MnO4)3 + H2S =>
Fe2S3 + 6 HMnO4 = 2 Fe(MnO4)3 + 3 H2S
Cr2O3 + KNO3 + Na2CO3 = Na2CrO4 + KNO2 + CO2 =>
Cr2O3 + 3 KNO3 + 2 Na2CO3 = 2 Na2CrO4 + 3 KNO2 + 2 CO2
Ba(NO3)2(aq) + NaBr(aq) = BaBr2 + NaNO3 =>
Ba(NO3)2(aq) + 2 NaBr(aq) = BaBr2 + 2 NaNO3
K2SO3 + Fe(OH)3 = Fe2(SO3)3 + KOH =>
3 K2SO3 + 2 Fe(OH)3 = Fe2(SO3)3 + 6 KOH
HCl(g) + Si(s) = SiCl4(g) + H2(g) =>
4 HCl(g) + Si(s) = SiCl4(g) + 2 H2(g)
K2HPO4 + SrCl2 = KCl + SrHPO4 =>
K2HPO4 + SrCl2 = 2 KCl + SrHPO4
K2SO3 + Fe(OH)3 = Fe2(SO3)3 + KOH =>
3 K2SO3 + 2 Fe(OH)3 = Fe2(SO3)3 + 6 KOH
Ni{2+} + Au = Ni + Au{2+} =>
Ni{2+} + Au = Ni + Au{2+}
Cu + H2NO3 = NO + H2O + Cu(NO3)2 =>
Cu + 4 H2NO3 = 2 NO + 4 H2O + Cu(NO3)2
HOI + KOH = KOI + H2O =>
HOI + KOH = KOI + H2O
NH3 + O = N2 + H2O =>
2 NH3 + 3 O = N2 + 3 H2O
Ti + Cl2 = TiCl4 =>
Ti + 2 Cl2 = TiCl4
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
ZnO + HNO2 = Zn(NO2)2 + H2O =>
ZnO + 2 HNO2 = Zn(NO2)2 + H2O
K2Cr2O7 + FeSO4 + H2SO4 = K2SO4 + Cr2O3 + Fe2(SO4)3 + H2O =>
K2Cr2O7 + 6 FeSO4 + 4 H2SO4 = K2SO4 + Cr2O3 + 3 Fe2(SO4)3 + 4 H2O
C7H15CHO + O2 = CO + H2O =>
2 C7H15CHO + 15 O2 = 16 CO + 16 H2O
AlCl3 + H3PO3 = AlPO3 + HCl =>
AlCl3 + H3PO3 = AlPO3 + 3 HCl
AgNO3 + KSCN = AgNO3KSCN =>
AgNO3 + KSCN = AgNO3KSCN
CuCl2 + KOH = Cu(OH)2 + KCl =>
CuCl2 + 2 KOH = Cu(OH)2 + 2 KCl
MgO + LiOH = Mg(OH)2 + Li2O =>
MgO + 2 LiOH = Mg(OH)2 + Li2O
TICl3 + Cl2 = TICl4 =>
2 TICl3 + Cl2 = 2 TICl4
NaCl + H2SO3 = NaHSO3 + HCl =>
NaCl + H2SO3 = NaHSO3 + HCl
H2SO4 + HBr = H2S + Br2 + H2O =>
H2SO4 + 8 HBr = H2S + 4 Br2 + 4 H2O
Zn(OH)2 + NH3 = Zn(NH3)4{2+} + OH{-} =>
Zn(OH)2 + 4 NH3 = Zn(NH3)4{2+} + 2 OH{-}
SO3 + H2O(l) = H2SO4(l) =>
SO3 + H2O(l) = H2SO4(l)
N2O2 = NO =>
N2O2 = 2 NO
NH3 + LiOH = Li3N + H2O =>
NH3 + 3 LiOH = Li3N + 3 H2O
SO3 + CaO = SO4 + Ca =>
SO3 + CaO = SO4 + Ca
C2H5 + Cl = C2H5Cl =>
C2H5 + Cl = C2H5Cl
[Zn(H2O)4]{2+} + OH{-} = [Zn(H2O)2(OH)2] + H2O =>
[Zn(H2O)4]{2+} + 2 OH{-} = [Zn(H2O)2(OH)2] + 2 H2O
C12H22O14Zn + CaCO3 = ZnO + CaO + CO + H2O =>
C12H22O14Zn + 10 CaCO3 = ZnO + 10 CaO + 22 CO + 11 H2O
Li2C2O4 + Ga = Ga2(C2O4)3 + Li =>
3 Li2C2O4 + 2 Ga = Ga2(C2O4)3 + 6 Li
CaS + Hg(NO3)2 = Ca(NO3)2 + HgS =>
CaS + Hg(NO3)2 = Ca(NO3)2 + HgS
K2SO3 + Fe(OH)3 = Fe2(SO3)3 + KOH =>
3 K2SO3 + 2 Fe(OH)3 = Fe2(SO3)3 + 6 KOH
FeCl2 + KI = FeI2 + KCl =>
FeCl2 + 2 KI = FeI2 + 2 KCl
Zr + N2 = Zr3N4 =>
3 Zr + 2 N2 = Zr3N4
Sn(s) + H2SO4(aq) = SnSO4(aq) + H2 =>
Sn(s) + H2SO4(aq) = SnSO4(aq) + H2
KBr = K + Br =>
KBr = K + Br
C6H15O4P + O2 = P2O5 + CO2 + H2O =>
2 C6H15O4P + 18 O2 = P2O5 + 12 CO2 + 15 H2O
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Équations équilibrées sur10/28/24
Équations équilibrées sur11/27/23
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