| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 SN + O2 + 4 HCl = 2 SN(Cl)2 + 2 H2O
Na + ClO3 = NaCl + O2(g) =>
2 Na + 2 ClO3 = 2 NaCl + 3 O2(g)
S2O4 + H2O = H2 + SO3 =>
S2O4 + 2 H2O = 2 H2 + 2 SO3
H2CrO4 + H2O2 = CrO5 + H2O =>
H2CrO4 + 2 H2O2 = CrO5 + 3 H2O
NaAlO2 + Al2(SO4)3*15H2O = Al(OH)3 + Na2SO4 + H2O =>
6 NaAlO2 + Al2(SO4)3*15H2O = 8 Al(OH)3 + 3 Na2SO4 + 3 H2O
CH3COOH + Ca(OH)2 = H2O + Ca + COO =>
CH3COOH + 4 Ca(OH)2 = 6 H2O + 4 Ca + 2 COO
Bi + Mn + Bi2O3 + Cu + Se = Bi88Mn12Cu100Se100O100 =>
64 Bi + 36 Mn + 100 Bi2O3 + 300 Cu + 300 Se = 3 Bi88Mn12Cu100Se100O100
AgSCN = Ag{+} + SCN{-} =>
AgSCN = Ag{+} + SCN{-}
NH4 + AgNO3 = NH4NO3 + Ag =>
NH4 + AgNO3 = NH4NO3 + Ag
Al + ZnCl2(aq) = Zn + AlCl(aq) =>
2 Al + ZnCl2(aq) = Zn + 2 AlCl(aq)
Cu(NO3)2 + BaS = CuS + Ba(NO3)2 =>
Cu(NO3)2 + BaS = CuS + Ba(NO3)2
Cu + Se = CuSe =>
Cu + Se = CuSe
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Ta(OH)5 + H2SO4 = Ta2(SO4)5 + H2O =>
2 Ta(OH)5 + 5 H2SO4 = Ta2(SO4)5 + 10 H2O
KI + KMnO4 + H2SO4 = I3 + MnSO4 + K2SO4 + H2O =>
15 KI + 3 KMnO4 + 12 H2SO4 = 5 I3 + 3 MnSO4 + 9 K2SO4 + 12 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
CH2OHCHOHCH2OH + MnO4{-} + OH{-} = CO3{2-} + MnO4{2-} + H2O =>
CH2OHCHOHCH2OH + 14 MnO4{-} + 20 OH{-} = 3 CO3{2-} + 14 MnO4{2-} + 14 H2O
NH4OH(aq) + CaCl2(aq) = NH4Cl(aq) + Ca(OH)2(aq) =>
2 NH4OH(aq) + CaCl2(aq) = 2 NH4Cl(aq) + Ca(OH)2(aq)
Cu(NH3)4 + H2O + HNO3 = Cu(H2O)6 + HNO2 =>
Cu(NH3)4 + 2 H2O + 12 HNO3 = Cu(H2O)6 + 16 HNO2
Ti + Fe(NO3)2 = Ti(NO3)3 + Fe =>
2 Ti + 3 Fe(NO3)2 = 2 Ti(NO3)3 + 3 Fe
NaBH4(s) + C14H12O2(s) + H2O(l) + HCl = C14H14O2 + B(OH)3 + NaCl =>
NaBH4(s) + 4 C14H12O2(s) + 3 H2O(l) + HCl = 4 C14H14O2 + B(OH)3 + NaCl
Li + Cl2(g) = LiCl =>
2 Li + Cl2(g) = 2 LiCl
NH4I + Ba(OH)2 = BaI2 + NH4OH =>
2 NH4I + Ba(OH)2 = BaI2 + 2 NH4OH
MgCl2 + Cr(ClO3)2 = Mg(ClO3)2 + Cl2Cr =>
MgCl2 + Cr(ClO3)2 = Mg(ClO3)2 + Cl2Cr
N2H4 + H2SO4 + FeSO4 = Fe2(SO4)3 + (NH4)2SO4 =>
N2H4 + 2 H2SO4 + 2 FeSO4 = Fe2(SO4)3 + (NH4)2SO4
Na2CO3 + Al = Na + AlCO3 =>
Na2CO3 + Al = 2 Na + AlCO3
Ca(s) + Mg(NO3)2 = Mg + Ca(NO3)2 =>
Ca(s) + Mg(NO3)2 = Mg + Ca(NO3)2
AlF3 + CaO = Al2O3 + CaF2 =>
2 AlF3 + 3 CaO = Al2O3 + 3 CaF2
KCl + H2O = H{+} + Cl{-} + K(OH) =>
KCl + H2O = H{+} + Cl{-} + K(OH)
MgCl2 + Fe(NO3)3 = Mg(NO3)2 + Fe2Cl6 =>
3 MgCl2 + 2 Fe(NO3)3 = 3 Mg(NO3)2 + Fe2Cl6
NaNO3 + Cl = NaCl + NO3 =>
NaNO3 + Cl = NaCl + NO3
C6H12O6(s) = C2H5OH(l) + CO2(g) =>
C6H12O6(s) = 2 C2H5OH(l) + 2 CO2(g)
KMnO4 + [Cr(CO(NH2)2)6][Cr(CN)6] + H2SO4 = K2Cr2O7 + KNO3 + CO2 + K2SO4 + MnSO4 + H2O =>
162 KMnO4 + 5[Cr(CO(NH2)2)6][Cr(CN)6] + 193 H2SO4 = 5 K2Cr2O7 + 90 KNO3 + 60 CO2 + 31 K2SO4 + 162 MnSO4 + 253 H2O
Ni + NH4OH = NiOH + NH4 =>
Ni + NH4OH = NiOH + NH4
Ce + Cl = CeCl =>
Ce + Cl = CeCl
CO(NH2)2 + CaOCl = CO2 + N2 + CaCl + H2O =>
CO(NH2)2 + 3 CaOCl = CO2 + N2 + 3 CaCl + 2 H2O
CO2 + Br2 = Br2O5 + CO =>
5 CO2 + Br2 = Br2O5 + 5 CO
CH3CHOHCH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOHCH2 + H2O =>
3 CH3CHOHCH3 + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOHCH2 + 11 H2O
()Zn + ()HCl = ()ZnCl2 + H2 =>
()Zn + 2()HCl = ()ZnCl2 + H2
SiCl4 + Li[AlH4] = SiH4 + LiCl + AlCl3 =>
SiCl4 + Li[AlH4] = SiH4 + LiCl + AlCl3
Zn + NO3{-} + H2O = Zn{2+} + NO + OH{-} =>
3 Zn + 2 NO3{-} + 4 H2O = 3 Zn{2+} + 2 NO + 8 OH{-}
Ga + Se = Ga2Se3 =>
2 Ga + 3 Se = Ga2Se3
HCl + NH4Cl + K2Cr2O7 = KCl + CrCl3 + N2 + H2O =>
6 HCl + 2 NH4Cl + K2Cr2O7 = 2 KCl + 2 CrCl3 + N2 + 7 H2O
MgNH4PO4 + NaOH = Mg(OH)2 + NH3 + NaPO3 =>
MgNH4PO4 + NaOH = Mg(OH)2 + NH3 + NaPO3
Co(NO3)2 + MgCl2 = CoCl2 + Mg(NO3)2 =>
Co(NO3)2 + MgCl2 = CoCl2 + Mg(NO3)2
Sr(NO3)2 + H2SO4 = NHO3 + SrSO4 =>
Sr(NO3)2 + H2SO4 = 2 NHO3 + SrSO4
CuCl2 + NaNO3 = CuCl2NaNO3 =>
CuCl2 + NaNO3 = CuCl2NaNO3
C8H8 + O2 = CO2 + H2O =>
C8H8 + 10 O2 = 8 CO2 + 4 H2O
Pb + Fe(NO3)3 = Pb1(NO3)2 + Fe =>
3 Pb + 2 Fe(NO3)3 = 3 Pb1(NO3)2 + 2 Fe
Ba(OH)2 + H2O = BaO2H3 + OH =>
Ba(OH)2 + H2O = BaO2H3 + OH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/18/24
Équations équilibrées sur01/17/24
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