| Équations équilibrées la veille | Équations équilibrées le lendemain |
MgBr + CuCl2 = CuBr + MgCl2
MoO3(s) + H2(g) = Mo(s) + H2O =>
MoO3(s) + 3 H2(g) = Mo(s) + 3 H2O
SO4{2-} + H{+} + Br{-} = Br2 + SO2 + H2O =>
SO4{2-} + 4 H{+} + 2 Br{-} = Br2 + SO2 + 2 H2O
[Cu(NH3)4]SO4 + Na2S = Na2SO4 + CuS + NH3 =>
[Cu(NH3)4]SO4 + Na2S = Na2SO4 + CuS + 4 NH3
CH3C(O)CH2CH3 + O2 = CO2 + H2O =>
2 CH3C(O)CH2CH3 + 11 O2 = 8 CO2 + 8 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
PhONa + PhCl = PhOPh + NaCl =>
PhONa + PhCl = PhOPh + NaCl
KNO3 + K2SO4 = KSO4 + NO3K2 =>
KNO3 + K2SO4 = KSO4 + NO3K2
C + S8 = CS2 =>
4 C + S8 = 4 CS2
NaHSO3 + KOH = Na + KSO3 + H2O =>
NaHSO3 + KOH = Na + KSO3 + H2O
KI + H2SO4 + H2O2 = KK2SO4 + H2O + I2 =>
6 KI + 2 H2SO4 + 2 H2O2 = 2 KK2SO4 + 4 H2O + 3 I2
(HO{-}CH2CH2)2S + PCl3 = (Cl{-}CH2CH2)2S + P(OH)3 =>
3(HO{-}CH2CH2)2S + 2 PCl3 = 3(Cl{-}CH2CH2)2S + 2 P(OH)3
Ca(CO3) + HNO3 = Ca2(NO3)4 + CO2 + H2O =>
2 Ca(CO3) + 4 HNO3 = Ca2(NO3)4 + 2 CO2 + 2 H2O
H2SO4 + Ca = Ca(SO4) + H2S + H2O =>
5 H2SO4 + 4 Ca = 4 Ca(SO4) + H2S + 4 H2O
Mg(OH)2 + Fe = Fe(OH)3 + Mg =>
3 Mg(OH)2 + 2 Fe = 2 Fe(OH)3 + 3 Mg
Na2Fe(CN)5NO2 + C2H6O + NaOH = Na3Fe(CN)5NOH + C3H5O + H2O =>
3 Na2Fe(CN)5NO2 + 6 C2H6O + 3 NaOH = 3 Na3Fe(CN)5NOH + 4 C3H5O + 8 H2O
NaHCO3(s) = Na2O + H2O(l) + CO2 =>
2 NaHCO3(s) = Na2O + H2O(l) + 2 CO2
MgBr2 + Pb(C2H3O2)2 = Mg(C2H3O2)2 + PbBr2 =>
MgBr2 + Pb(C2H3O2)2 = Mg(C2H3O2)2 + PbBr2
C6H12O6 + C7H4N2O7 + H2O = C6H12O7 + C7H6N2O5 =>
3 C6H12O6 + C7H4N2O7 + H2O = 3 C6H12O7 + C7H6N2O5
C2H6O(l) = C4H10O(l) + H2O =>
2 C2H6O(l) = C4H10O(l) + H2O
[Fe(H2O)6]{3+} + CH3COO{-} = [Fe3O(CH3COO)6(H2O)3]{+} + H3O{+} + H2O =>
3[Fe(H2O)6]{3+} + 6 CH3COO{-} = [Fe3O(CH3COO)6(H2O)3]{+} + 2 H3O{+} + 12 H2O
HL + HLO3 = H2O + L2 =>
5 HL + HLO3 = 3 H2O + 3 L2
Cl2 + Br + H2O = HCl + HBrO3 =>
5 Cl2 + 2 Br + 6 H2O = 10 HCl + 2 HBrO3
ZnSO4 + NaOH = Zn(OH)2 + Na2SO4 =>
ZnSO4 + 2 NaOH = Zn(OH)2 + Na2SO4
PbO + C = Pb + CO2 =>
2 PbO + C = 2 Pb + CO2
AgNO3 + Fe2O3 = Ag2O + Fe(NO3)3 =>
6 AgNO3 + Fe2O3 = 3 Ag2O + 2 Fe(NO3)3
HNO3 + Mg = Mg(NO3)2 + NH3 + H2O =>
9 HNO3 + 4 Mg = 4 Mg(NO3)2 + NH3 + 3 H2O
NaCI + Fe = FeCI + Na =>
NaCI + Fe = FeCI + Na
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
CH3CH2CHO + HCHO = C5H8O2 + H2O =>
CH3CH2CHO + 2 HCHO = C5H8O2 + H2O
Cu + CHNO = Cu(CHNO)2 =>
Cu + 2 CHNO = Cu(CHNO)2
Ca(ClO)2 + H2O = CaCl2 + H2O2 =>
Ca(ClO)2 + 2 H2O = CaCl2 + 2 H2O2
ClO4H + Mg(OH)2 = (ClO4)2Mg + H2O =>
2 ClO4H + Mg(OH)2 = (ClO4)2Mg + 2 H2O
MnO4{-}(aq) + C2H5OH(aq) + H{+} = Mn{2+}(aq) + CH3CO2H(aq) + H2O =>
4 MnO4{-}(aq) + 5 C2H5OH(aq) + 12 H{+} = 4 Mn{2+}(aq) + 5 CH3CO2H(aq) + 11 H2O
C6H6SO3 + O2 = CO2 + H2O + SO3 =>
2 C6H6SO3 + 15 O2 = 12 CO2 + 6 H2O + 2 SO3
CH3Cl = CH3* + Cl* =>
CH3Cl = CH3* + Cl*
NaClO2 + K2SnO2 = NaCl + K2SnO3 =>
NaClO2 + 2 K2SnO2 = NaCl + 2 K2SnO3
C7H8N4O2 + C6H10O5 + C18H34O16 = C22H35O15N4 =>
2 C7H8N4O2 + 2 C6H10O5 + C18H34O16 = 2 C22H35O15N4
NH4HCO3 + CaSO4 = CaCO3 + NH4HSO4 =>
NH4HCO3 + CaSO4 = CaCO3 + NH4HSO4
SnCl4 + HCl = H2[SnCl6] =>
SnCl4 + 2 HCl = H2[SnCl6]
K + Li4K1 = K3Li3 =>
9 K + 3 Li4K1 = 4 K3Li3
KMnO4 + Fe2(SO4)3 = Fe(MnO4)3 + K2SO4 =>
6 KMnO4 + Fe2(SO4)3 = 2 Fe(MnO4)3 + 3 K2SO4
C2H5Br + Br2 = C2H4Br2 + H2 =>
2 C2H5Br + Br2 = 2 C2H4Br2 + H2
CdCl2O8 + NaOH = Cd(OH)2 + NaClO4 =>
CdCl2O8 + 2 NaOH = Cd(OH)2 + 2 NaClO4
(Na2)S + HCl = H2S + NaCl =>
(Na2)S + 2 HCl = H2S + 2 NaCl
NH4HCO3 + CaSO4 = CaCO3 + NH4HSO4 =>
NH4HCO3 + CaSO4 = CaCO3 + NH4HSO4
Sr(NO3)2 + NaHSO4 = NaNO3 + Sr(HSO4)2 =>
Sr(NO3)2 + 2 NaHSO4 = 2 NaNO3 + Sr(HSO4)2
C + H + O = CH6O =>
C + 6 H + O = CH6O
C14H8O2 + NaOH = C14H6O2(OH)2 + Na + H2O =>
C14H8O2 + 4 NaOH = C14H6O2(OH)2 + 4 Na + 2 H2O
C6H14O2N2 + O2 = CO2 + H2O + N2 =>
2 C6H14O2N2 + 17 O2 = 12 CO2 + 14 H2O + 2 N2
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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