| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 3 Cl2 = 2 AlCl3
(NH4)2SO4 + NaOH = NH3H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3H2O + Na2SO4
Fe2O3 + Br2 + NaOH = Na2FeO4 + NaBr + H2O =>
Fe2O3 + 3 Br2 + 10 NaOH = 2 Na2FeO4 + 6 NaBr + 5 H2O
NaOH + HCl = NaCl + H2O = =>
NaOH + HCl = NaCl + H2O
K2S2O8 + Mn(NO3)2 + H2O = HMnO4 + HNO3 + H2SO4 + K2SO4 =>
5 K2S2O8 + 2 Mn(NO3)2 + 8 H2O = 2 HMnO4 + 4 HNO3 + 5 H2SO4 + 5 K2SO4
CrSO4 + HNO3 = Cr(NO3)3 + NO2 + H2SO4 + H2O =>
CrSO4 + 4 HNO3 = Cr(NO3)3 + NO2 + H2SO4 + H2O
S2F2 + H2O = S8 + H2S2O6 + HF =>
5 S2F2 + 6 H2O = S8 + H2S2O6 + 10 HF
CrO4{2-} + Cl{-} + H3O{+} = Cr{3+} + HClO2 + H2O =>
4 CrO4{2-} + 3 Cl{-} + 23 H3O{+} = 4 Cr{3+} + 3 HClO2 + 33 H2O
(C8H18) + O2 = H2O + CO2 =>
2(C8H18) + 25 O2 = 18 H2O + 16 CO2
AgNO3(s) = Ag(s) + NO2(g) + O2(g) =>
2 AgNO3(s) = 2 Ag(s) + 2 NO2(g) + O2(g)
CoCl2 + NaS = CoS2 + NaCl =>
CoCl2 + 2 NaS = CoS2 + 2 NaCl
C2H14 + O2 = CO + H2O =>
2 C2H14 + 9 O2 = 4 CO + 14 H2O
Co(NO3)2 + NH3 + (NH4)2CO3 = [Co(NH3)4CO3]NO3 + NH4NO3 + H2O2 =>
10 Co(NO3)2 + 26 NH3 + 10(NH4)2CO3 = 10[Co(NH3)4CO3]NO3 + 8 NH4NO3 + 3 H2O2
Ca + K2CO3 = K + CaCO3 =>
Ca + K2CO3 = 2 K + CaCO3
H2O2 = H2O + O =>
H2O2 = H2O + O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ca(OCl)2 + K2CO3 = CaCO3 + KOCl =>
Ca(OCl)2 + K2CO3 = CaCO3 + 2 KOCl
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Nb + HNO3 = Nb(NO3)3 + N2O + H2O =>
8 Nb + 30 HNO3 = 8 Nb(NO3)3 + 3 N2O + 15 H2O
(C2H5NH3)Cl + KOH = C2H5NH4O + KCl =>
(C2H5NH3)Cl + KOH = C2H5NH4O + KCl
KI + KIO3 + H2SO4 = H2O + I2 + K2SO4 =>
5 KI + KIO3 + 3 H2SO4 = 3 H2O + 3 I2 + 3 K2SO4
R + S = RS =>
R + S = RS
Na2[Fe(OH)4] = FeO + NaOH + H2O =>
Na2[Fe(OH)4] = FeO + 2 NaOH + H2O
NaClO + H2O = HOCl + Na + OH =>
NaClO + H2O = HOCl + Na + OH
H2S + PbCl2 = PbS + HCl =>
H2S + PbCl2 = PbS + 2 HCl
ZnCl2 + NH4OH = NH4Cl + Zn(OH)2 =>
ZnCl2 + 2 NH4OH = 2 NH4Cl + Zn(OH)2
Ca + Cu(OH)2 = Ca(OH)2 + Cu =>
Ca + Cu(OH)2 = Ca(OH)2 + Cu
Pb3(PO4)4 + CaCO3 = Pb(CO3)2 + Ca3(PO4)2 =>
Pb3(PO4)4 + 6 CaCO3 = 3 Pb(CO3)2 + 2 Ca3(PO4)2
CH3CH2CHO + H2 = CH3CH2 + H2O =>
4 CH3CH2CHO + 7 H2 = 6 CH3CH2 + 4 H2O
C3H6(g) + Cl2(g) = C3H6Cl2(g) =>
C3H6(g) + Cl2(g) = C3H6Cl2(g)
C9H11NO2 + C2H6O = C10H15N + CO2 + H2O =>
C9H11NO2 + C2H6O = C10H15N + CO2 + H2O
Br2 + Li = LiBr3 =>
3 Br2 + 2 Li = 2 LiBr3
KNO3 + H2O = KOH + HNO3 =>
KNO3 + H2O = KOH + HNO3
HCl + Na2S = H2S(g) + NaCl =>
2 HCl + Na2S = H2S(g) + 2 NaCl
PO4{3-} + Ca(OH)2 = Ca3(PO4)2 + OH{-} =>
2 PO4{3-} + 3 Ca(OH)2 = Ca3(PO4)2 + 6 OH{-}
CaOH + HCl = ClCa + H2O =>
CaOH + HCl = ClCa + H2O
Pb(NO3)2 + NaBr = NaNO3 + PbBr2(s) =>
Pb(NO3)2 + 2 NaBr = 2 NaNO3 + PbBr2(s)
NbO2 + HCl = NbCl4 + H2O =>
NbO2 + 4 HCl = NbCl4 + 2 H2O
[SbCl6]{-} + I{-} = [SbCl4]{-} + I3{-} + Cl{-} =>
[SbCl6]{-} + 3 I{-} = [SbCl4]{-} + I3{-} + 2 Cl{-}
Na2S + H2O2 = H2O + Na2SO4 =>
Na2S + 4 H2O2 = 4 H2O + Na2SO4
Al(NO3)3 + Na2Te + H2O = Al(OH)3 + H2Te + NaNO3 =>
2 Al(NO3)3 + 3 Na2Te + 6 H2O = 2 Al(OH)3 + 3 H2Te + 6 NaNO3
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
C17H33COOH + Br2 = C17H33COOBr + H2 =>
2 C17H33COOH + Br2 = 2 C17H33COOBr + H2
BaCO3 + SiO2 = BaSiO3 + CO2 =>
BaCO3 + SiO2 = BaSiO3 + CO2
Ca(H2PO4)2 + CaO = CaHPO4 + H + O =>
Ca(H2PO4)2 + CaO = 2 CaHPO4 + 2 H + O
Cu + Fe{3+} = Cu{2+} + Fe =>
3 Cu + 2 Fe{3+} = 3 Cu{2+} + 2 Fe
C6H5C6H5C6H5N + O2 = N2 + CO2 + H2O =>
4 C6H5C6H5C6H5N + 87 O2 = 2 N2 + 72 CO2 + 30 H2O
Sr + Ca + U + O2 = SrCa2UO6 =>
Sr + 2 Ca + U + 3 O2 = SrCa2UO6
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/03/25
Équations équilibrées sur02/02/24
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