| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaSO4 + 2 NaOH = Ca(OH)2 + 2 Na + SO4
NaHCO3 + C2O2H4 = NaC2O2H3 + H2O + CO2 =>
NaHCO3 + C2O2H4 = NaC2O2H3 + H2O + CO2
Fe(s) + K2SO4(aq) = K(s) + FeSO4(aq) =>
Fe(s) + K2SO4(aq) = 2 K(s) + FeSO4(aq)
C6H5CH2OH + CuO = C6H5COOH + Cu + H2O =>
C6H5CH2OH + 2 CuO = C6H5COOH + 2 Cu + H2O
Fe(OH)2 + Ca(OCl)2 = Fe2O3 + CaCl2 + H2O =>
4 Fe(OH)2 + Ca(OCl)2 = 2 Fe2O3 + CaCl2 + 4 H2O
C4H10 + Cl2 = C5H11Cl + HCl =>
5 C4H10 + 5 Cl2 = 4 C5H11Cl + 6 HCl
HN3 + Cl2 = NCl3 + H2 =>
2 HN3 + 9 Cl2 = 6 NCl3 + H2
IO3{-} + HSO3{-} + H{+} = I2 + H2SO4 + H2O =>
2 IO3{-} + 5 HSO3{-} + 7 H{+} = I2 + 5 H2SO4 + H2O
(C5H5)2Fe + FeCl3 = [(C5H5)2Fe]{+} + Cl{-} + FeCl2 =>
(C5H5)2Fe + FeCl3 = [(C5H5)2Fe]{+} + Cl{-} + FeCl2
NH4OH + C7H6O2 = C7H9NO2 + H2O =>
NH4OH + C7H6O2 = C7H9NO2 + H2O
Al(OH)3 + HF = Al(F)3 + H2O =>
Al(OH)3 + 3 HF = Al(F)3 + 3 H2O
CuC + O2 = CuO + CO2 =>
2 CuC + 3 O2 = 2 CuO + 2 CO2
Rb2O2 + CO2 = Rb2CO3 + O2 =>
2 Rb2O2 + 2 CO2 = 2 Rb2CO3 + O2
C6H10CaO6*5H2O + C12H22CaO14 = C18H32Ca2O20 + H2O =>
C6H10CaO6*5H2O + C12H22CaO14 = C18H32Ca2O20 + 5 H2O
FeO(OH) + H2O = Fe(OH)3 =>
FeO(OH) + H2O = Fe(OH)3
Ca2O2 + H2O = Ca(OH)2 =>
Ca2O2 + 2 H2O = 2 Ca(OH)2
SnCl4 + B = Sn + BCl3 =>
3 SnCl4 + 4 B = 3 Sn + 4 BCl3
BaC2O4 + CH3COOH = H2O + CO2 + CH3COOBa =>
8 BaC2O4 + 7 CH3COOH = 2 H2O + 14 CO2 + 8 CH3COOBa
Fe2S3 + NaOH = Fe(OH)3 + Na2S =>
Fe2S3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2S
I{-} + MnO4{-} + H{+} = (I)2 + Mn{2+} + H2O =>
10 I{-} + 2 MnO4{-} + 16 H{+} = 5(I)2 + 2 Mn{2+} + 8 H2O
CH3CH2OH + K2FeO4 + H2O = CH3COOK + KOH + Fe(OH)3 =>
3 CH3CH2OH + 4 K2FeO4 + 4 H2O = 3 CH3COOK + 5 KOH + 4 Fe(OH)3
OH + CuCl2 = Cu(OH)2 + Cl =>
2 OH + CuCl2 = Cu(OH)2 + 2 Cl
CdO + HCl = CdCl + HO =>
CdO + HCl = CdCl + HO
CO = C4O4 =>
4 CO = C4O4
NaOH + SiO2 = Na2OSiO2 + H2O =>
2 NaOH + SiO2 = Na2OSiO2 + H2O
Ca(OH)2 + Be(OH)2 = Ca[Be(OH)4] =>
Ca(OH)2 + Be(OH)2 = Ca[Be(OH)4]
C3H7OH + HCl(k) = C3H7OCl + H2 =>
C3H7OH + HCl(k) = C3H7OCl + H2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
HCe + Mg = MgCe2 + H2 =>
2 HCe + Mg = MgCe2 + H2
CUSO4 + Fe = CU + Fe2(SO4)3 =>
3 CUSO4 + 2 Fe = 3 CU + Fe2(SO4)3
KMnO4 + NaOH = KMnO3 + Na2O2 + H2O =>
KMnO4 + 2 NaOH = KMnO3 + Na2O2 + H2O
NaI(aq) + Cl2 = NaCl(aq) + I2(aq) =>
2 NaI(aq) + Cl2 = 2 NaCl(aq) + I2(aq)
NH4Cl2 + MgNO3 = MgCl2 + NH4NO3 =>
NH4Cl2 + MgNO3 = MgCl2 + NH4NO3
Cl2 + NaOH = H2O + NaCl + NaOCl =>
Cl2 + 2 NaOH = H2O + NaCl + NaOCl
TiCl4(l) + Na(s) = NaCl(s) + Ti =>
TiCl4(l) + 4 Na(s) = 4 NaCl(s) + Ti
HCl + PbO2 = Cl2 + H2O + PbCl2 =>
4 HCl + PbO2 = Cl2 + 2 H2O + PbCl2
H2O2 = H2O + O239 =>
239 H2O2 = 239 H2O + O239
Na2CO3(aq) + AgClO4(aq) = NaClO4(aq) + Ag2CO3(s) =>
Na2CO3(aq) + 2 AgClO4(aq) = 2 NaClO4(aq) + Ag2CO3(s)
Sn2O3 + H2O = Sn(OH)3 =>
Sn2O3 + 3 H2O = 2 Sn(OH)3
Na3O4 + H7 = H14Na3 + O9 =>
9 Na3O4 + 18 H7 = 9 H14Na3 + 4 O9
Co{2+} + K{+} + H{+} + NO2{-} = K2Co(NO2)6 + NO + H2O =>
Co{2+} + 2 K{+} + 4 H{+} + 8 NO2{-} = K2Co(NO2)6 + 2 NO + 2 H2O
HCn + Al(OH)3 = Al(Cn)3 + H2O =>
3 HCn + Al(OH)3 = Al(Cn)3 + 3 H2O
Fe(OH)2 + CO2 = Fe(HCO3)2 =>
Fe(OH)2 + 2 CO2 = Fe(HCO3)2
NaIO3 + SO2 + H2O = Na2SO4 + H2SO4 + I2 =>
2 NaIO3 + 5 SO2 + 4 H2O = Na2SO4 + 4 H2SO4 + I2
BeSO4 + (NH4)2CO3 + H2O = Be4(OH)2(CO3)3 + CO2 + (NH4)2SO4 =>
4 BeSO4 + 4(NH4)2CO3 + H2O = Be4(OH)2(CO3)3 + CO2 + 4(NH4)2SO4
Zn + HNO3(conc) = Zn(NO3) + NO2 + H2O =>
Zn + 2 HNO3(conc) = Zn(NO3) + NO2 + H2O
FeCO3 + HI = FeI2 + H2O + CO2 =>
FeCO3 + 2 HI = FeI2 + H2O + CO2
Hg(NH2)Cl + HCl + HNO3 = H2[HgCl4] + NO + H2O =>
3 Hg(NH2)Cl + 9 HCl + 5 HNO3 = 3 H2[HgCl4] + 8 NO + 7 H2O
CaCl2(aq) + (NH4)3PO4(aq) = NH4Cl(aq) + Ca3(PO4)2(s) =>
3 CaCl2(aq) + 2(NH4)3PO4(aq) = 6 NH4Cl(aq) + Ca3(PO4)2(s)
K2Cr2O7 + NH3 + NaOH = KCrO2 + NaNO3 + H2O =>
4 K2Cr2O7 + 3 NH3 + 3 NaOH = 8 KCrO2 + 3 NaNO3 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/11/24
Équations équilibrées sur01/10/24
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