| Équations équilibrées la veille | Équations équilibrées le lendemain |
SnSO4 + I2 + H2SO4 = Sn(SO4)2 + 2 HI
C11H23COOH + PCl3 = C11H23COCl + H3PO3 =>
3 C11H23COOH + PCl3 = 3 C11H23COCl + H3PO3
Co(s) + NaCl(aq) = Na(s) + CoCl2(aq) =>
Co(s) + 2 NaCl(aq) = 2 Na(s) + CoCl2(aq)
As + S = AsS =>
As + S = AsS
MnO2 + H2NO3 = Mn(NO3)2 + H2O =>
MnO2 + 2 H2NO3 = Mn(NO3)2 + 2 H2O
K2CrO4 + KI + HCl = I2 + KCl + CrCl3 + H2O =>
2 K2CrO4 + 6 KI + 16 HCl = 3 I2 + 10 KCl + 2 CrCl3 + 8 H2O
HNO3 + Li2S = LiNO3 + H2SO4 + NO2 + H2O =>
10 HNO3 + Li2S = 2 LiNO3 + H2SO4 + 8 NO2 + 4 H2O
NaAlO2 + HNO3 = NaNO3 + Al(NO3)3 + H2O =>
NaAlO2 + 4 HNO3 = NaNO3 + Al(NO3)3 + 2 H2O
MnO2(s) + NaCl(ac) + H2SO4(ac) = MnSO4(ac) + Na2SO4(ac) + Cl2(g) + H2O(l) =>
MnO2(s) + 2 NaCl(ac) + 2 H2SO4(ac) = MnSO4(ac) + Na2SO4(ac) + Cl2(g) + 2 H2O(l)
Ba(CI)2(aq) + Na2CO3(aq) = NaCI(aq) + BaCO3(s) =>
Ba(CI)2(aq) + Na2CO3(aq) = 2 NaCI(aq) + BaCO3(s)
Cr(OH)3 + BrO3 + OH{-} = CrO4{2-} + Br + H2O =>
2 Cr(OH)3 + BrO3 + 4 OH{-} = 2 CrO4{2-} + Br + 5 H2O
AlCl3 + Na2CO3 = Al2(CO3)3 + NaCl =>
2 AlCl3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaCl
PbH2O2 + HCl = PbCl2 + H2O =>
PbH2O2 + 2 HCl = PbCl2 + 2 H2O
H2[CoCl4] + H2O = [Co(H2O)2]Cl2 + HCl =>
H2[CoCl4] + 2 H2O = [Co(H2O)2]Cl2 + 2 HCl
MnO4{-} + NO2{-} = MnO2{-} + NO3{-} =>
MnO4{-} + 2 NO2{-} = MnO2{-} + 2 NO3{-}
C4H8 + Na = C4Na8 + H2 =>
C4H8 + 8 Na = C4Na8 + 4 H2
Ag + H2SO4 = Ag2SO4 + H2O + SO2 =>
2 Ag + 2 H2SO4 = Ag2SO4 + 2 H2O + SO2
PlS + HNO3 = PlSO4 + NO + H2O =>
3 PlS + 8 HNO3 = 3 PlSO4 + 8 NO + 4 H2O
Al + CaCl2 = CaAlCl2 =>
Al + CaCl2 = CaAlCl2
C20H10Na2O5 + O2 = CO2 + H2O + Na2CO3 =>
2 C20H10Na2O5 + 41 O2 = 38 CO2 + 10 H2O + 2 Na2CO3
NH3*H2O + HCl = NH4Cl + H2O =>
NH3*H2O + HCl = NH4Cl + H2O
C9H8O4 + NaOH = NaC9H7O4 + H2O =>
C9H8O4 + NaOH = NaC9H7O4 + H2O
(NH4)2SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
Fe(HSO4)2 + NaOH = FeSO4 + Na2SO4 + H2O =>
Fe(HSO4)2 + 2 NaOH = FeSO4 + Na2SO4 + 2 H2O
HCl + NH4Br = NH4Cl + HBr =>
HCl + NH4Br = NH4Cl + HBr
Cu + Pd(No3)2 = Cu(No3)2 + Pd =>
Cu + Pd(No3)2 = Cu(No3)2 + Pd
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
As2S5 + HCl = AsCl5 + H2S =>
As2S5 + 10 HCl = 2 AsCl5 + 5 H2S
Na2CO3 + KOH = NaOH + K2CO3 =>
Na2CO3 + 2 KOH = 2 NaOH + K2CO3
KMnO4 + Na2S + H2SO4 = MnSO4 + Na2SO4 + K2SO4 + H2O =>
8 KMnO4 + 5 Na2S + 12 H2SO4 = 8 MnSO4 + 5 Na2SO4 + 4 K2SO4 + 12 H2O
AgNO3 + C6Cl5OH + HNO3 + CaO = AgCl + CaNO3 + CO2 + H2O =>
5 AgNO3 + C6Cl5OH + 13 HNO3 + 18 CaO = 5 AgCl + 18 CaNO3 + 6 CO2 + 7 H2O
K + O2 + Cr = K2Cr2O7 =>
4 K + 7 O2 + 4 Cr = 2 K2Cr2O7
K3[Al(OH)6] + H2SO4 = KAlO2 + H2O + K2SO4 =>
K3[Al(OH)6] + H2SO4 = KAlO2 + 4 H2O + K2SO4
Na2S + Br2 = S + NaBr =>
Na2S + Br2 = S + 2 NaBr
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
KI(ac) + Br2(ac) = KBr(ac) + I2(ac) =>
2 KI(ac) + Br2(ac) = 2 KBr(ac) + I2(ac)
Na3VO4 + Zn + HCl = VOCl2 + ZnCl2 + NaCl + H2O =>
2 Na3VO4 + Zn + 12 HCl = 2 VOCl2 + ZnCl2 + 6 NaCl + 6 H2O
Ca(OH)2 + Si = Si(OH)2 + Ca =>
Ca(OH)2 + Si = Si(OH)2 + Ca
ZnS + KOH + H2O = K2[Zn(OH)4] + H2S =>
ZnS + 2 KOH + 2 H2O = K2[Zn(OH)4] + H2S
Al2O3(s) + NaOH(aq) + H2O(l) = [Al(OH)4]{-}(aq) + Na{+}(aq) =>
Al2O3(s) + 2 NaOH(aq) + 3 H2O(l) = 2[Al(OH)4]{-}(aq) + 2 Na{+}(aq)
NH4Cl + (CuOH)2CO3 = Cu + CuCl2 + N2 + CO3 + H2O =>
2 NH4Cl + 4(CuOH)2CO3 = 7 Cu + CuCl2 + N2 + 4 CO3 + 8 H2O
ZnFeO4 + WC = ZnO + Fe + W + CO2 =>
2 ZnFeO4 + 3 WC = 2 ZnO + 2 Fe + 3 W + 3 CO2
C27H34N2O4S + NaOH = C27H33N2O4SNa + H2O =>
C27H34N2O4S + NaOH = C27H33N2O4SNa + H2O
CuCl2 + NH2OH = CuCl + N2O + H2O + HCl =>
4 CuCl2 + 2 NH2OH = 4 CuCl + N2O + H2O + 4 HCl
Bi2S + HNO3 = Bi(NO3)3 + S + H2 =>
Bi2S + 6 HNO3 = 2 Bi(NO3)3 + S + 3 H2
C8H8O3 + NaOH = C8H7O3Na + H2O =>
C8H8O3 + NaOH = C8H7O3Na + H2O
C(s) + H2(g) + O2(g) = C2H5OH =>
4 C(s) + 6 H2(g) + O2(g) = 2 C2H5OH
HClO3 = Cl + O2 + H2 =>
2 HClO3 = 2 Cl + 3 O2 + H2
Fe(NO3)3 + NH4SCN = [Fe(SCN)6] + NO3 + NH4 =>
Fe(NO3)3 + 6 NH4SCN = [Fe(SCN)6] + 3 NO3 + 6 NH4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/14/24
Équations équilibrées sur01/13/24
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