| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH3CH2CH2CH2NH2NH2 + HNO2 = CH3CH2CH2CH2NH2OH + N2 + H2O
Ca{+2} + SO4{-2} = CaSO4 =>
Ca{+2} + SO4{-2} = CaSO4
H2O + KMnO4 + Na2CO3 = MnO2 + Na2CO4 + KOH =>
H2O + 2 KMnO4 + 3 Na2CO3 = 2 MnO2 + 3 Na2CO4 + 2 KOH
FeS2 + H2O + O2 = Fe2O3 + (SO4){-}2 + H{+} =>
4 FeS2 + 4 H2O + 17 O2 = 2 Fe2O3 + 8(SO4){-}2 + 8 H{+}
PbCl2 + NH3 = Pb(NH3)2 + Cl2 =>
PbCl2 + 2 NH3 = Pb(NH3)2 + Cl2
Na2O*CaO*6SiO2 + HF = H2O + NaF + CaF2 + SiF4 =>
Na2O*CaO*6SiO2 + 28 HF = 14 H2O + 2 NaF + CaF2 + 6 SiF4
NaNO3(l) = NaNO2(s) + O2(g) =>
2 NaNO3(l) = 2 NaNO2(s) + O2(g)
Ng(NO3)2 + Na2S = NgS + Na(NO3) =>
Ng(NO3)2 + Na2S = NgS + 2 Na(NO3)
H2 + Na = NaH = H2 =>
H2 + 2 Na = 2 NaH
NO2(g) + NO2O3(g) = N2O5(g) =>
5 NO2(g) + NO2O3(g) = 3 N2O5(g)
Ca(s) + H2O(l) = H2 + Ca{2+}(aq) + OH{-}(aq) =>
Ca(s) + 2 H2O(l) = H2 + Ca{2+}(aq) + 2 OH{-}(aq)
Al(OH)3 + MgO = Mg3(AlO3)2 + H2O =>
2 Al(OH)3 + 3 MgO = Mg3(AlO3)2 + 3 H2O
Fe(OH)2 + H3PO4 = Fe3(PO4)2 + H2O =>
3 Fe(OH)2 + 2 H3PO4 = Fe3(PO4)2 + 6 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Sb2S3 + HNO3 + HCl = SbCl5 + H2SO4 + NO + H2O =>
3 Sb2S3 + 28 HNO3 + 30 HCl = 6 SbCl5 + 9 H2SO4 + 28 NO + 20 H2O
NaCl + HSO = NaSO + HCl =>
NaCl + HSO = NaSO + HCl
KMnO4 + MnCl2 + KOH = MnO2 + KCl + H2O =>
2 KMnO4 + 3 MnCl2 + 4 KOH = 5 MnO2 + 6 KCl + 2 H2O
(NH4)2FeSO4 + H2SO4 + KMnO4 = (NH4)2SO4 + K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
10(NH4)2FeSO4 + 24 H2SO4 + 6 KMnO4 = 10(NH4)2SO4 + 3 K2SO4 + 6 MnSO4 + 5 Fe2(SO4)3 + 24 H2O
Fe + NaCl + H2O = FeCl + NaOH + H2 =>
2 Fe + 2 NaCl + 2 H2O = 2 FeCl + 2 NaOH + H2
Pb3(VO4)2PbCl2 + HCl = VO2Cl + PbCl2 + H2O =>
Pb3(VO4)2PbCl2 + 8 HCl = 2 VO2Cl + 4 PbCl2 + 4 H2O
Mn + Cu2O = MnO2 + Cu =>
Mn + 2 Cu2O = MnO2 + 4 Cu
Pb{2+} + Cl{-} = PbCl2 =>
Pb{2+} + 2 Cl{-} = PbCl2
MnCl2 + KMnO4 + KOH = MnO2(s) + KCl + H2O =>
3 MnCl2 + 2 KMnO4 + 4 KOH = 5 MnO2(s) + 6 KCl + 2 H2O
Na2HPO4 + KCl = NaCl + K2HPO4 =>
Na2HPO4 + 2 KCl = 2 NaCl + K2HPO4
CsOH + HCl = ClCs + H2O =>
CsOH + HCl = ClCs + H2O
Na + KOH = NaOH + K2O + H2 =>
2 Na + 4 KOH = 2 NaOH + 2 K2O + H2
C2H5COOH + Mg = (C2H5COO)2Mg + H2 =>
2 C2H5COOH + Mg = (C2H5COO)2Mg + H2
HCl(aq) + Fe(OH)3(s) = ClFe + H(OH)3 =>
HCl(aq) + Fe(OH)3(s) = ClFe + H(OH)3
PB((NO3)2)(s) = PBO(s) + NO2(g) + O2(g) =>
2 PB((NO3)2)(s) = 2 PBO(s) + 4 NO2(g) + O2(g)
RbCl(s) + O2(g) = RbClO =>
2 RbCl(s) + O2(g) = 2 RbClO
ammoniumhydroxide + HF = NH4F + HOH =>
NH4OH + HF = NH4F + HOH
Ni(ClO3)4 + Cd(SO4) = Ni(SO4)2 + Cd(ClO3)2 =>
Ni(ClO3)4 + 2 Cd(SO4) = Ni(SO4)2 + 2 Cd(ClO3)2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
NH4[VO3] + H2SO4 + H2O2 = V(O)2(OH)5 + [NH4]2SO4 =>
2 NH4[VO3] + H2SO4 + 4 H2O2 = 2 V(O)2(OH)5 + [NH4]2SO4
Au + [Cl] = Au2Cl3 =>
2 Au + 3[Cl] = Au2Cl3
MnO2 + KClO3 + KOH = KKMnO4 + KCl + H2O =>
3 MnO2 + KClO3 + 6 KOH = 3 KKMnO4 + KCl + 3 H2O
BeF2 + Mg2 = MgF2 + Be =>
2 BeF2 + Mg2 = 2 MgF2 + 2 Be
KI + SnCl2 + HCl = SnCl3 + I + KH =>
KI + SnCl2 + HCl = SnCl3 + I + KH
NCCN + H2O = NH3 + HOOCCOOH =>
NCCN + 4 H2O = 2 NH3 + HOOCCOOH
CH3COOH + NaHCO3 = CH3COONa + H2O + CO =>
3 CH3COOH + 2 NaHCO3 = 2 CH3COONa + 4 H2O + 4 CO
Cl2(g) + NaBr(aq) = NaCl + Br(aq) =>
Cl2(g) + 2 NaBr(aq) = 2 NaCl + 2 Br(aq)
K2CO3 + Li3PO4 = K3PO4 + Li2CO3 =>
3 K2CO3 + 2 Li3PO4 = 2 K3PO4 + 3 Li2CO3
K + Fe(SO4) = K(SO4) + Fe =>
K + Fe(SO4) = K(SO4) + Fe
NaCl(aq) + H2SO4(l) = HCl + Na2SO4 =>
2 NaCl(aq) + H2SO4(l) = 2 HCl + Na2SO4
C8H6O4 + NaOH = C8H4O4Na2 + H2O =>
C8H6O4 + 2 NaOH = C8H4O4Na2 + 2 H2O
Ni + H2SO5 = NiSO4 + H2O =>
Ni + H2SO5 = NiSO4 + H2O
MgCl2 + NH4Cl + Na2HPO4 = NH4MgPO4 + NaH2PO4 + NaCl =>
MgCl2 + NH4Cl + 2 Na2HPO4 = NH4MgPO4 + NaH2PO4 + 3 NaCl
K2O + Br = KBr + O2 =>
2 K2O + 4 Br = 4 KBr + O2
Cr{3+} + NH3 + H2O = Cr(OH)4{-} + NH4{+} =>
Cr{3+} + 4 NH3 + 4 H2O = Cr(OH)4{-} + 4 NH4{+}
Al + (Cr2O7)3 = Al2(Cr2O7)3 =>
2 Al + (Cr2O7)3 = Al2(Cr2O7)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/19/25
Équations équilibrées sur03/21/24
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