| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 SO2 + 4 H2S = 4 H2O + 3 S2
C2H6 + O2 = C3HCOOH + H2O =>
4 C2H6 + 7 O2 = 2 C3HCOOH + 10 H2O
NaOH + In2O3 + H2O = NaIn(OH)4 =>
2 NaOH + In2O3 + 3 H2O = 2 NaIn(OH)4
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
HC2H3O2 + H2O = H3O + HCO2 =>
HC2H3O2 + 8 H2O = 6 H3O + 2 HCO2
K2SO4 + Ba(C2H3O2)2 = BaSO4 + K2(C2H3O2)2 =>
K2SO4 + Ba(C2H3O2)2 = BaSO4 + K2(C2H3O2)2
KMnO4(aq) + H2O2(aq) = KOH + MnO2 + O2 =>
2 KMnO4(aq) + H2O2(aq) = 2 KOH + 2 MnO2 + 2 O2
C4H10O + H2CrO4 + H2SO4 = C4H8O + H2O + Cr2(SO4)3 =>
3 C4H10O + 2 H2CrO4 + 3 H2SO4 = 3 C4H8O + 8 H2O + Cr2(SO4)3
C5H8N4O12 + O2 = CO2 + H2O + NO2 =>
C5H8N4O12 + 5 O2 = 5 CO2 + 4 H2O + 4 NO2
H2CO3 + Ba(OH)2 = BaCO3 + H4O2 =>
H2CO3 + Ba(OH)2 = BaCO3 + H4O2
Fe{3+} + NaF = Fe(NaF){3+} =>
Fe{3+} + NaF = Fe(NaF){3+}
CaNO3 + Na = Na(NO3) + Ca =>
CaNO3 + Na = Na(NO3) + Ca
Na2O2(s) + H2O(l) + CO2(g) = NaHCO3(s) + O(g) =>
Na2O2(s) + H2O(l) + 2 CO2(g) = 2 NaHCO3(s) + O(g)
NaHCO3 + C9H8O4 = C9H7O4Na + H2CO3 =>
NaHCO3 + C9H8O4 = C9H7O4Na + H2CO3
Fe(s) + O2(g) + H2O = Fe(OH)2(s) =>
2 Fe(s) + O2(g) + 2 H2O = 2 Fe(OH)2(s)
Ba + Zn(NO3)2 = ZnBa(NO3)2 =>
Ba + Zn(NO3)2 = ZnBa(NO3)2
MnO4{-} + SCN{-} + H{+} = Mn{+2} + HSO4{-} + NO3{-} + CO2 + H2O =>
16 MnO4{-} + 5 SCN{-} + 43 H{+} = 16 Mn{+2} + 5 HSO4{-} + 5 NO3{-} + 5 CO2 + 19 H2O
D2(g) + O(g) = D2O(l) =>
D2(g) + O(g) = D2O(l)
P2O5 + BaO = Ba(PO3)2 =>
P2O5 + BaO = Ba(PO3)2
Sr + (NH4)2SO4 = NH4 + SrSO4 =>
Sr + (NH4)2SO4 = 2 NH4 + SrSO4
CuI + HNO3 = Cu(NO3)2 + I2 + NO2 + H2O =>
2 CuI + 8 HNO3 = 2 Cu(NO3)2 + I2 + 4 NO2 + 4 H2O
H2O + As2S3 + NO3{-} = H3AsO4 + S8 + NO + OH{-} =>
112 H2O + 24 As2S3 + 80 NO3{-} = 48 H3AsO4 + 9 S8 + 80 NO + 80 OH{-}
K2Cr2O7(aq) + HI(aq) + HClO4(aq) = Cr(ClO4)3(aq) + K(ClO4)(aq) + I2(g) + H2O(l) =>
K2Cr2O7(aq) + 6 HI(aq) + 8 HClO4(aq) = 2 Cr(ClO4)3(aq) + 2 K(ClO4)(aq) + 3 I2(g) + 7 H2O(l)
Mg3(PO4)2 + Cu(OH)2 = Mg(OH)2 + Cu3(PO4)2 =>
Mg3(PO4)2 + 3 Cu(OH)2 = 3 Mg(OH)2 + Cu3(PO4)2
NO2 + Ca = CaNO2 =>
NO2 + Ca = CaNO2
Ga + Cl2 = Ga2Cl =>
4 Ga + Cl2 = 2 Ga2Cl
FeO + Mg = Fe + MgO =>
FeO + Mg = Fe + MgO
FeCl2 + TlNO3 = FeNO3 + TlCl2 =>
FeCl2 + TlNO3 = FeNO3 + TlCl2
O2 + H2O + SO2 = H2SO4 =>
O2 + 2 H2O + 2 SO2 = 2 H2SO4
Cd(s) + CoI2(aq) = CdI2(aq) + Co =>
Cd(s) + CoI2(aq) = CdI2(aq) + Co
NH3(am) + HNO3(aq) = NH4NO3(an) =>
NH3(am) + HNO3(aq) = NH4NO3(an)
C2H2O4 + K2CO3 + CuCO3CuO2H2H2O + H2O = K2CuC4O8H8O4 + CO2 =>
4 C2H2O4 + 2 K2CO3 + CuCO3CuO2H2H2O + 2 H2O = 2 K2CuC4O8H8O4 + 3 CO2
AgNO3(aq) + MgCl2(s) = Mg(NO3)2 + AgCl(s) =>
2 AgNO3(aq) + MgCl2(s) = Mg(NO3)2 + 2 AgCl(s)
P4 + NaOH + H2O = PH2 + Na2HPO3 =>
5 P4 + 16 NaOH + 8 H2O = 12 PH2 + 8 Na2HPO3
C2H5OH + J2 + NaOH = CHJ3 + H2 + HCOONa =>
2 C2H5OH + 3 J2 + 2 NaOH = 2 CHJ3 + 5 H2 + 2 HCOONa
Ca(OH2) + HF = CaF + H3O =>
Ca(OH2) + HF = CaF + H3O
CH3CH(NH2)CH2COOH + Na = CH3CH(NH2)CH2COONa + H2 =>
2 CH3CH(NH2)CH2COOH + 2 Na = 2 CH3CH(NH2)CH2COONa + H2
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Fe(OH)3 + Li2SO4 = FeSO4 + Li2(OH)3 =>
Fe(OH)3 + Li2SO4 = FeSO4 + Li2(OH)3
Sn + H2SO4 = SnSO4 + H2O + H2S =>
4 Sn + 5 H2SO4 = 4 SnSO4 + 4 H2O + H2S
KMnO4 + H3PO4 = K3PO4 + HMnO4 =>
3 KMnO4 + H3PO4 = K3PO4 + 3 HMnO4
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
AgNO3(aq) + MgI2(aq) = AgI2 + Mg(NO3) =>
AgNO3(aq) + MgI2(aq) = AgI2 + Mg(NO3)
KMnO4 + H2SO4 + K2S2O5 = MnSO4 + K2SO4 + H2O =>
4 KMnO4 + H2SO4 + 5 K2S2O5 = 4 MnSO4 + 7 K2SO4 + H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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