| Équations équilibrées la veille | Équations équilibrées le lendemain |
Co + 2 HCl = CoCl2 + H2
K(ClO3) + H2SO4 = KHSO4 + O2 + ClO2 + H2O =>
4 K(ClO3) + 4 H2SO4 = 4 KHSO4 + O2 + 4 ClO2 + 2 H2O
Sb2S3 + NaOH + S = Na3SbS4 + O2 + H2 =>
Sb2S3 + 6 NaOH + 5 S = 2 Na3SbS4 + 3 O2 + 3 H2
AlBr3 + K = KBr + Al =>
AlBr3 + 3 K = 3 KBr + Al
CoNO32 + NH4OH = CoNH36OH2 + NH4NO3 + H2O =>
2 CoNO32 + 50 NH4OH = 2 CoNH36OH2 + 25 NH4NO3 + 37 H2O
H2O2 + I = H2O(I) + IO =>
H2O2 + 2 I = H2O(I) + IO
Li + Zn(AsO4)2 = Li3AsO4 + Zn =>
6 Li + Zn(AsO4)2 = 2 Li3AsO4 + Zn
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
AlH3 + NaOH = Al + Na + H2O =>
AlH3 + 3 NaOH = Al + 3 Na + 3 H2O
CH3CHO + NaCN + H2SO4 + H2O = CH3CH(OH)COOH + Na2SO4 + (NH4)2SO4 =>
2 CH3CHO + 2 NaCN + 2 H2SO4 + 4 H2O = 2 CH3CH(OH)COOH + Na2SO4 + (NH4)2SO4
Mg(CO3) + HClO4 = Mg(ClO4)2 + H2O + CO2 =>
Mg(CO3) + 2 HClO4 = Mg(ClO4)2 + H2O + CO2
Fe + O2 + H2 = FeO(OH) =>
2 Fe + 2 O2 + H2 = 2 FeO(OH)
Ni + Fe(NO3)2 = NiNO3 + Fe2 =>
4 Ni + 2 Fe(NO3)2 = 4 NiNO3 + Fe2
Cr2O3 + OH = CrO4 + H2O =>
Cr2O3 + 10 OH = 2 CrO4 + 5 H2O
AlCl3(aq) + NaOH(aq) = AlOH(aq) + NaCl3(s) =>
AlCl3(aq) + NaOH(aq) = AlOH(aq) + NaCl3(s)
FeSO4 + KMnO4 + KOH = MnO2 + Fe2O3 + K2SO4 + H2O =>
6 FeSO4 + 2 KMnO4 + 10 KOH = 2 MnO2 + 3 Fe2O3 + 6 K2SO4 + 5 H2O
HCOOK + HNO3 = HCOOH + KNO3 =>
HCOOK + HNO3 = HCOOH + KNO3
MgCl2(aq) + Al(NO3)3(aq) = AlCl3(s) + Mg(NO3)2(aq) =>
3 MgCl2(aq) + 2 Al(NO3)3(aq) = 2 AlCl3(s) + 3 Mg(NO3)2(aq)
ReCl5 + NH3 + H2O + H2O2 = NH4ReO4 + NH4Cl =>
ReCl5 + 6 NH3 + 2 H2O + H2O2 = NH4ReO4 + 5 NH4Cl
Cu3(OH)2(CO3)2 + H2SO4 = CuSO4 + CO2 + H2O =>
Cu3(OH)2(CO3)2 + 3 H2SO4 = 3 CuSO4 + 2 CO2 + 4 H2O
Zn(NO3)2 + K2SO4 = ZnSO4 + KNO3 =>
Zn(NO3)2 + K2SO4 = ZnSO4 + 2 KNO3
Al + CaOH2 = Ca + Al(OH2)3 =>
Al + 3 CaOH2 = 3 Ca + Al(OH2)3
K2S + H2O = KOH + H + S =>
K2S + 2 H2O = 2 KOH + 2 H + S
Mg + O2 = O2Mg2 =>
2 Mg + O2 = O2Mg2
Al + HC1 = AlC13 + H2 =>
2 Al + 26 HC1 = 2 AlC13 + 13 H2
CaS + HNO3 = Ca(NO3)2 + S + H2O + NO =>
3 CaS + 8 HNO3 = 3 Ca(NO3)2 + 3 S + 4 H2O + 2 NO
Ag + H2CO3 = Ag2CO3 + H2 =>
2 Ag + H2CO3 = Ag2CO3 + H2
Na + NCl = NaCl + N =>
Na + NCl = NaCl + N
MgCrO4 + Ba(OH)2 = Mg(OH)2 + BaCrO4 =>
MgCrO4 + Ba(OH)2 = Mg(OH)2 + BaCrO4
I2O5 + CaO = Ca(IO3)2 =>
I2O5 + CaO = Ca(IO3)2
H2C2O4*2H2O + KOH = K2C2O4 + H2O =>
H2C2O4*2H2O + 2 KOH = K2C2O4 + 4 H2O
NaCl + H2Cr2HO7 = Na2Cr2HO7 + HCl =>
2 NaCl + H2Cr2HO7 = Na2Cr2HO7 + 2 HCl
CO + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 CO + 2 KMnO4 + 3 H2SO4 = 5 CO2 + 2 MnSO4 + K2SO4 + 3 H2O
Ba{2+} + SO4{2-} = BaSO4 =>
Ba{2+} + SO4{2-} = BaSO4
Ca + Cl + Br = CaClBr =>
Ca + Cl + Br = CaClBr
Pb(NO2)2 + KI = PbI2 + K(NO2) =>
Pb(NO2)2 + 2 KI = PbI2 + 2 K(NO2)
K2(CrO4)2 + KI + H2SO4 = I2 + H2O + Cr2(SO4)3 + K2SO4 =>
K2(CrO4)2 + 8 KI + 8 H2SO4 = 4 I2 + 8 H2O + Cr2(SO4)3 + 5 K2SO4
Li2O + Cl = LiCl + O2 =>
2 Li2O + 4 Cl = 4 LiCl + O2
NO2 + O2 = NO3 =>
2 NO2 + O2 = 2 NO3
NH4Cl + NaOH = NH3 + H2O + NaCl = =>
NH4Cl + NaOH = NH3 + H2O + NaCl
K3N + HCl = KCl + H3N =>
K3N + 3 HCl = 3 KCl + H3N
FeSO4 + H2SO4 + K2CrO7 = Fe2(SO4)3 + Cr2(SO4)3 + H2O + K2SO4 =>
18 FeSO4 + 14 H2SO4 + 2 K2CrO7 = 9 Fe2(SO4)3 + Cr2(SO4)3 + 14 H2O + 2 K2SO4
Al(s) + Br2(e) = Al2Br6(s) =>
2 Al(s) + 3 Br2(e) = Al2Br6(s)
K + O2 = K2O =>
4 K + O2 = 2 K2O
C6H8O6 + Cu{2+} + OH{-} = C6H6O6 + Cu{+} + H2O =>
C6H8O6 + 2 Cu{2+} + 2 OH{-} = C6H6O6 + 2 Cu{+} + 2 H2O
NaOH + MnSO4 + H2O2 = MnO(OH)2 + Na2SO4 + H2O =>
2 NaOH + MnSO4 + H2O2 = MnO(OH)2 + Na2SO4 + H2O
CdClO4 + NaOH = NaClO4 + CdOH =>
CdClO4 + NaOH = NaClO4 + CdOH
AB + CD = AD + BC =>
AB + CD = AD + BC
H{+} + Cr2O7{-2} + C2H5OH = Cr + C2H4O2 + H2O =>
2 H{+} + Cr2O7{-2} + 3 C2H5OH = 2 Cr + 3 C2H4O2 + 4 H2O
Pb(NO3)2(aq) + HI(aq) = PbH(s) + I(NO3)2(aq) =>
Pb(NO3)2(aq) + HI(aq) = PbH(s) + I(NO3)2(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/18/25
Équations équilibrées sur03/20/24
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