| Équations équilibrées la veille | Équations équilibrées le lendemain |
AlH2O + HCl = AlCl + H3O
FeNO32 + HNO3 = FeNO33 + NO + H2O =>
3 FeNO32 + 2 HNO3 = 3 FeNO33 + 2 NO + H2O
Na2HAsO + KBrO3 + HCl = NaCl + KBr + H3AsO4 =>
Na2HAsO + KBrO3 + 2 HCl = 2 NaCl + KBr + H3AsO4
C3H8 + Cl2 = C2Cl2 + HCl =>
2 C3H8 + 11 Cl2 = 3 C2Cl2 + 16 HCl
C4H8 + F10O21 = H2O + HF + CO2 =>
13 C4H8 + 6 F10O21 = 22 H2O + 60 HF + 52 CO2
Mg + CH3COOH = Mg(CH2COO)2 + H2 =>
Mg + 2 CH3COOH = Mg(CH2COO)2 + 2 H2
H5IO6 + I{-} + H{+} = I2 + OH{-} =>
H5IO6 + 7 I{-} + H{+} = 4 I2 + 6 OH{-}
Pb + HCl = PbCl4 + H2 =>
Pb + 4 HCl = PbCl4 + 2 H2
NaOH + Cr2(SO4)3 = Na3[Cr(OH)6] + Na2SO4 =>
12 NaOH + Cr2(SO4)3 = 2 Na3[Cr(OH)6] + 3 Na2SO4
K2O + HI = K2I2 + H2O =>
K2O + 2 HI = K2I2 + H2O
MnSO4 + CaO + C = MnCaO3 + CO + S =>
MnSO4 + CaO + 2 C = MnCaO3 + 2 CO + S
Fe(OH)3 = Fe2O3 + H2OFe(OH)3 = Fe2O3 + H2OFe(OH)3 = Fe2O3 + H2OFe(OH)3 = Fe2O3 + H2OFe(OH)3 = Fe2O3 + H2OFe(OH)3 = Fe2O3 + H2OFe(OH)3 = Fe2O3 + H2OFe(OH)3 = Fe2O3 + H2OFe(OH)3 = Fe2O3 + H2OFe(OH)3 = Fe2O3 + H2OFe(OH)3 = Fe2O3 + H2OFe =>
5 Fe(OH)3 = Fe2O3 + 3 H2OFe(OH)3
Cu + Al2O3 = Al + CuO =>
3 Cu + Al2O3 = 2 Al + 3 CuO
NaBH4 + HCl = NaCl + BCl3 + H2 =>
NaBH4 + 4 HCl = NaCl + BCl3 + 4 H2
HS{-} + O2 = SO4{-} + H2O =>
4 HS{-} + 9 O2 = 4 SO4{-} + 2 H2O
KI{-} + HgCl2 = KCl + I{-} + Hg =>
2 KI{-} + HgCl2 = 2 KCl + 2 I{-} + Hg
Ag3PO4 + NH4OH = (NH4)3PO4 + AgOH =>
Ag3PO4 + 3 NH4OH = (NH4)3PO4 + 3 AgOH
Na2SO4 + HCl = NaCl + SO3 + H2O =>
Na2SO4 + 2 HCl = 2 NaCl + SO3 + H2O
GdF3 + Ca = CaF2 + Gd =>
2 GdF3 + 3 Ca = 3 CaF2 + 2 Gd
Cl2 + H3AsO3 + H2O = H3AsO4 + HCl =>
Cl2 + H3AsO3 + H2O = H3AsO4 + 2 HCl
CO2 + C2H6O = H2O + C =>
CO2 + C2H6O = 3 H2O + 3 C
Be2 + O4 = BeO2 =>
Be2 + O4 = 2 BeO2
HCHO2 + H2O = H3O + COOH =>
HCHO2 + H2O = H3O + COOH
BeO2(s) = Be2(s) + O2(g) =>
2 BeO2(s) = Be2(s) + 2 O2(g)
Zn + Fe(OH)2 = Fe + ZnOH =>
2 Zn + Fe(OH)2 = Fe + 2 ZnOH
C3H8 + [Ag(NH3)2]OH = C2Ag2 + CH4 + NH3 + H2O =>
3 C3H8 + 4[Ag(NH3)2]OH = 2 C2Ag2 + 5 CH4 + 8 NH3 + 4 H2O
Fe2O3 + Na2CO3 + KNO3 = Na2FeO4 + CO2 + KNO2 =>
Fe2O3 + 2 Na2CO3 + 3 KNO3 = 2 Na2FeO4 + 2 CO2 + 3 KNO2
M(NO3)3 + (NH4)6(H2W12O40) + CH4N2O = M2(WO4)3 + CO2 + H2O + N2 =>
8 M(NO3)3 + (NH4)6(H2W12O40) + 17 CH4N2O = 4 M2(WO4)3 + 17 CO2 + 47 H2O + 32 N2
Ba(NO3)2 + MgSO4 = BaSO4 + Mg(NO3)2 =>
Ba(NO3)2 + MgSO4 = BaSO4 + Mg(NO3)2
N + O2 = NO = NO2 =>
2 N + O2 = 2 NO
HC3H5O2 + NaOH = CH3CH2COONa + H2O =>
HC3H5O2 + NaOH = CH3CH2COONa + H2O
Al2O3(s) = Al2O2(s) + O2(g) =>
2 Al2O3(s) = 2 Al2O2(s) + O2(g)
Al(SO4)3 + FeSO4 = Al + Fe(SO4)3 =>
2 Al(SO4)3 + 3 FeSO4 = 2 Al + 3 Fe(SO4)3
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
Ag(OH) + NH4OH = [Ag(NH3)2]OH + H2O =>
Ag(OH) + 2 NH4OH = [Ag(NH3)2]OH + 2 H2O
Cr(iii) + HCl = CrCl3 + H =>
Cr(iii) + 3 HCl = CrCl3 + 3 H
C7H5O2 + NaOH = NaC7H5O2 + H2 + O2 =>
2 C7H5O2 + 2 NaOH = 2 NaC7H5O2 + H2 + O2
H2 + Cl2 = HCl4 =>
H2 + 4 Cl2 = 2 HCl4
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
PbO + CO = Pb + CO2 =>
PbO + CO = Pb + CO2
HCe + Mg = MgCe + H2 =>
2 HCe + 2 Mg = 2 MgCe + H2
(NH4)4[Fe(CN)6] + NaOH = NH4OH + Na4[Fe(CN)6] =>
(NH4)4[Fe(CN)6] + 4 NaOH = 4 NH4OH + Na4[Fe(CN)6]
MnO = Mn5 + O2 =>
10 MnO = 2 Mn5 + 5 O2
Mg(OH)2 = Mg2 + (OH)2 =>
2 Mg(OH)2 = Mg2 + 2(OH)2
H2O + CH3CH2COOH = CH3OH + CH3COOH =>
H2O + CH3CH2COOH = CH3OH + CH3COOH
CO2 + H2O = CH3CO2 + O2 =>
8 CO2 + 6 H2O = 4 CH3CO2 + 7 O2
As2O7 + Zn + HCl = AsH3 + ZnCl2 + H2O =>
As2O7 + 10 Zn + 20 HCl = 2 AsH3 + 10 ZnCl2 + 7 H2O
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
C6H12O6 + Bi(OH)2NO3 = C6H12O7 + Bi + NO2 + H2O =>
2 C6H12O6 + Bi(OH)2NO3 = 2 C6H12O7 + Bi + NO2 + H2O
Mg + HF = MgF2 + H =>
Mg + 2 HF = MgF2 + 2 H
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/06/25
Équations équilibrées sur04/05/24
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