| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Nz + 2 H2O = 2 NzOH + H2
K + HNO3 = KNO3 + H3 =>
3 K + 3 HNO3 = 3 KNO3 + H3
MnO4 + CH3CHO = Mn + CH3COOH =>
MnO4 + 4 CH3CHO = Mn + 4 CH3COOH
SO2 + Br2 = BrSO2 =>
2 SO2 + Br2 = 2 BrSO2
Sn + H2SO4 = SnSO42 + SO2 + H2O =>
Sn + 40 H2SO4 = SnSO42 + 39 SO2 + 40 H2O
Fe(Cl)3 + NH(OH)4 = Fe(OH)3 + NH(Cl)4 =>
4 Fe(Cl)3 + 3 NH(OH)4 = 4 Fe(OH)3 + 3 NH(Cl)4
Lu2O3 + Fe2O3 = LuFe2O4 + O =>
Lu2O3 + 2 Fe2O3 = 2 LuFe2O4 + O
N3 + Br2 = NBr3 =>
2 N3 + 9 Br2 = 6 NBr3
HN + NaOH = H2O + NaN =>
HN + NaOH = H2O + NaN
C10H21OH + O2 = H2O + C =>
C10H21OH + 5 O2 = 11 H2O + 10 C
BeO2(s) + H2O(l) = BeOH(aq) + O2(g) =>
4 BeO2(s) + 2 H2O(l) = 4 BeOH(aq) + 3 O2(g)
MgO + CuCl2 = MgCl2 + CuO =>
MgO + CuCl2 = MgCl2 + CuO
K + HNO3 = KNO3 + NO + H2O2 =>
K + 2 HNO3 = KNO3 + NO + H2O2
S2O4{2-} + OH{-} = SO3{2-} + HS{-} + H2O =>
3 S2O4{2-} + 5 OH{-} = 5 SO3{2-} + HS{-} + 2 H2O
Co(HSO4)2 + Co(OH)2 = CoSO4 + H2O =>
Co(HSO4)2 + Co(OH)2 = 2 CoSO4 + 2 H2O
ZnCO3 = ZnC + O3 =>
ZnCO3 = ZnC + O3
KClO3 + As + KOH = K3AsO4 + KCl + H2O =>
5 KClO3 + 6 As + 18 KOH = 6 K3AsO4 + 5 KCl + 9 H2O
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
HF + H2O = H2FO + H2 =>
2 HF + 2 H2O = 2 H2FO + H2
Br + Cr2O3 + NaOH = NaBr + Na2CrO4 + H2O =>
6 Br + Cr2O3 + 10 NaOH = 6 NaBr + 2 Na2CrO4 + 5 H2O
KMnO4 + H2SO4 + NaNO2 = NaMnO4 + K2SO4 + HNO2 =>
2 KMnO4 + H2SO4 + 2 NaNO2 = 2 NaMnO4 + K2SO4 + 2 HNO2
NH3 + O2 = HNO3 + H2O =>
NH3 + 2 O2 = HNO3 + H2O
BaCI2 + K2SO4 = BaSO4 + K2CI2 =>
BaCI2 + K2SO4 = BaSO4 + K2CI2
C6H8O7 + H2O = C6H7O7 + H3O =>
C6H8O7 + H2O = C6H7O7 + H3O
Na + S = Na1S =>
Na + S = Na1S
BaCl2(aq) + H3PO4(aq) = Ba3(PO4)2(s) + HCl(aq) =>
3 BaCl2(aq) + 2 H3PO4(aq) = Ba3(PO4)2(s) + 6 HCl(aq)
I + Ga = Ga1I3 =>
3 I + Ga = Ga1I3
Na2CO3 + CaCI2 = CaCO3 + Na2CI2 =>
Na2CO3 + CaCI2 = CaCO3 + Na2CI2
PtS = Pt + S =>
PtS = Pt + S
F + C = FC8 =>
F + 8 C = FC8
Ag2S(aq) + Al(s) = Ag(s) + Al2S3(aq) =>
3 Ag2S(aq) + 2 Al(s) = 6 Ag(s) + Al2S3(aq)
Na2CrO4 + HI = CrI3 + I2 + NaI + H2O =>
2 Na2CrO4 + 16 HI = 2 CrI3 + 3 I2 + 4 NaI + 8 H2O
S2O + H2O = SOH =>
S2O + H2O = 2 SOH
C6H12O6 = C2H5OH1 + CO2 =>
C6H12O6 = 2 C2H5OH1 + 2 CO2
C + HCl = CCl2 + H2 =>
C + 2 HCl = CCl2 + H2
C8H13NO2 + H2SO4 + KMnO4 = C8H13NO4 + K2SO4 + MnSO4 + H2O =>
5 C8H13NO2 + 6 H2SO4 + 4 KMnO4 = 5 C8H13NO4 + 2 K2SO4 + 4 MnSO4 + 6 H2O
SbS3 = Sb + S =>
SbS3 = Sb + 3 S
Pb(C2H3O2)4 + Li2CrO4 = Pb(CrO4)2 + LiC2H3O2 =>
Pb(C2H3O2)4 + 2 Li2CrO4 = Pb(CrO4)2 + 4 LiC2H3O2
MnO2 + C = Mn + CO2 =>
MnO2 + C = Mn + CO2
H2SO4 + In = InSO4 + S + H2O =>
4 H2SO4 + 3 In = 3 InSO4 + S + 4 H2O
(NH4)2SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4
Fe(OH)3 + CH3COOH = (CH3COO)3Fe + H2O =>
Fe(OH)3 + 3 CH3COOH = (CH3COO)3Fe + 3 H2O
Rh + F = RhF =>
Rh + F = RhF
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
KMnO4 + Mg = MnO2 + KO + MgO =>
KMnO4 + Mg = MnO2 + KO + MgO
ZrO2 + H2O = ZrH + O2 =>
4 ZrO2 + 2 H2O = 4 ZrH + 5 O2
HCl + NH3 + H2O = NH5Cl + OH =>
HCl + NH3 + H2O = NH5Cl + OH
Cu(NO4)2(aq) + BaS(aq) = CuS(s) + Ba(NO4)2(aq) =>
Cu(NO4)2(aq) + BaS(aq) = CuS(s) + Ba(NO4)2(aq)
Ba(OH)2 + H2O = OH + BaO2H3 =>
Ba(OH)2 + H2O = OH + BaO2H3
CrO3 + HCl = CrCl3 + H2O + Cl =>
CrO3 + 6 HCl = CrCl3 + 3 H2O + 3 Cl
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Équations équilibrées sur01/08/25
Équations équilibrées sur02/07/24
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