| Équations équilibrées la veille |
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C3H6O2NaOH = CH3COONaCH3OH =>
C3H6O2NaOH = CH3COONaCH3OH
CH4 + Br2 = CBr4 + HBr =>
CH4 + 4 Br2 = CBr4 + 4 HBr
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
F2 + PbCl2 = PbF4 + Cl2 =>
2 F2 + PbCl2 = PbF4 + Cl2
C4H8O2NaOH = C2H3O2NaC2H6O =>
C4H8O2NaOH = C2H3O2NaC2H6O
MgNO3 + NaOH = MgNaOH + NO3 =>
MgNO3 + NaOH = MgNaOH + NO3
BaCO3 + C = CO + BaO =>
BaCO3 + C = 2 CO + BaO
Al + XOH + XNO3 + H2O = XAlO2 + NH3 =>
8 Al + 5 XOH + 3 XNO3 + 2 H2O = 8 XAlO2 + 3 NH3
NaOH + C8H5O4K = KOH + C8H5O4Na =>
NaOH + C8H5O4K = KOH + C8H5O4Na
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CoCl2 + NaI = CoI2 + NaCl =>
CoCl2 + 2 NaI = CoI2 + 2 NaCl
Na3PO4 + AgNO3 = NaNO3 + Ag3PO4 =>
Na3PO4 + 3 AgNO3 = 3 NaNO3 + Ag3PO4
H2SO4 + H2O = H3O{+} + SO4{2-} =>
H2SO4 + 2 H2O = 2 H3O{+} + SO4{2-}
KMnO4 + H2SO3 = K2SO4 + MnSO4 + H2SO4 + H2O =>
2 KMnO4 + 5 H2SO3 = K2SO4 + 2 MnSO4 + 2 H2SO4 + 3 H2O
Mg + Cu(ii)NO3 = Cu + Mg(NO3)2 =>
Mg + 2 Cu(ii)NO3 = 2 Cu + Mg(NO3)2
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
NaOH + Na = NaO + NaH =>
NaOH + Na = NaO + NaH
FeOHCl = FeClOH =>
FeOHCl = FeClOH
HBr + FeO = FeBr2 + H2O =>
2 HBr + FeO = FeBr2 + H2O
FO3 = F2 + O2 =>
2 FO3 = F2 + 3 O2
ZnBr2 + K2CO3 = KBr + ZnCO3 =>
ZnBr2 + K2CO3 = 2 KBr + ZnCO3
As2O3 + KHCO3 + I2 = As2O5 + KI + CO2 + H2O =>
As2O3 + 4 KHCO3 + 2 I2 = As2O5 + 4 KI + 4 CO2 + 2 H2O
Al + HBr = Al3Br3 + H2 =>
6 Al + 6 HBr = 2 Al3Br3 + 3 H2
Na3P + Fe(CN)2 = NaCN + Fe3P2 =>
2 Na3P + 3 Fe(CN)2 = 6 NaCN + Fe3P2
NaI + Cl2 = NaCl + I =>
2 NaI + Cl2 = 2 NaCl + 2 I
Co(NO3)3 + TlNO3 = Tl(NO3)3 + Co(NO3) =>
Co(NO3)3 + TlNO3 = Tl(NO3)3 + Co(NO3)
HI(aq) + Na2CO3(aq) = HNa2 + ICO3 =>
HI(aq) + Na2CO3(aq) = HNa2 + ICO3
K(SO4)2 + Hg2(NO3) = K(NO3)2 + Hg2(SO4) =>
K(SO4)2 + 2 Hg2(NO3) = K(NO3)2 + 2 Hg2(SO4)
Fe(II) + H2SO4 = Fe(II)SO4 + H =>
Fe(II) + H2SO4 = Fe(II)SO4 + 2 H
NH4Cl + Ba(OH)2 = NH3 + BaCl2 + H2O =>
2 NH4Cl + Ba(OH)2 = 2 NH3 + BaCl2 + 2 H2O
NaI + Cl2 = NaCl + I2 =>
2 NaI + Cl2 = 2 NaCl + I2
Cu2S + Cl2 = CuCl + S =>
Cu2S + Cl2 = 2 CuCl + S
KI + HCl = KCl + H2I2 =>
2 KI + 2 HCl = 2 KCl + H2I2
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
I2 + NH4OH = NH4I + NH4IO3 + H2O =>
3 I2 + 6 NH4OH = 5 NH4I + NH4IO3 + 3 H2O
Ni(NO2)2 + RbCl = NiCl2 + RbNO2 =>
Ni(NO2)2 + 2 RbCl = NiCl2 + 2 RbNO2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
MgSO4 + K2Co3 = K2SO4 + MgCo3 =>
MgSO4 + K2Co3 = K2SO4 + MgCo3
Fe2(SO4)3 = Fe + SO4 =>
Fe2(SO4)3 = 2 Fe + 3 SO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe(NO3)2 + H2O = Fe(OH)3 + NO2 + O2 =>
4 Fe(NO3)2 + 6 H2O = 4 Fe(OH)3 + 8 NO2 + O2
HI = H2 + I2 =>
2 HI = H2 + I2
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
H2 + I2 = HI =>
H2 + I2 = 2 HI
FeO4{2-} + H2O = Fe(OH)3 + O2 + OH{-} =>
4 FeO4{2-} + 10 H2O = 4 Fe(OH)3 + 3 O2 + 8 OH{-}
Fe + K2SO4 = FeSO4 + K =>
Fe + K2SO4 = FeSO4 + 2 K
MgSiO3 = Mg + SiO3 =>
MgSiO3 = Mg + SiO3
Zn(NO3)2 + NH3 = ZnH2 + N(NO3)3 =>
3 Zn(NO3)2 + 2 NH3 = 3 ZnH2 + 2 N(NO3)3
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