| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + K2SO3 + 2 NaOH = 2 K2MnO4 + Na2SO4 + H2O
Na2CO3(aq) + HCl(aq) = H2CO3(s) + NaCl =>
Na2CO3(aq) + 2 HCl(aq) = H2CO3(s) + 2 NaCl
HgO + NH3 = H2O + Hg + N =>
3 HgO + 2 NH3 = 3 H2O + 3 Hg + 2 N
KClO + H2O = KClO3 + H2 =>
KClO + 2 H2O = KClO3 + 2 H2
Ethane + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ca(s) + H2O(l) = Ca(H2O)(aq) =>
Ca(s) + H2O(l) = Ca(H2O)(aq)
Fe(OH)3 + HClO4 = Fe(OH)2ClO4 + H2O =>
Fe(OH)3 + HClO4 = Fe(OH)2ClO4 + H2O
K4[Fe(CN)6] + KMnO4 + H2SO4 = K3[Fe(CN)6] + MnSO4 + K2SO4 + H2O =>
5 K4[Fe(CN)6] + KMnO4 + 4 H2SO4 = 5 K3[Fe(CN)6] + MnSO4 + 3 K2SO4 + 4 H2O
Cr + H2{+}O{2+} = Cr{3+}(OH)3{-} + H2 =>
Cr + 3 H2{+}O{2+} = Cr{3+}(OH)3{-} + 3 H2
Cr + NaOH + O2 = Na2(CrO4) + H2O =>
2 Cr + 4 NaOH + 3 O2 = 2 Na2(CrO4) + 2 H2O
NH3 + OH = NH2 + H2O =>
NH3 + OH = NH2 + H2O
C3H8O + H2O2 = CO2 + H2O =>
C3H8O + 9 H2O2 = 3 CO2 + 13 H2O
K2MnO4 + FeCl + H2SO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + Cl2 + H2O =>
3 K2MnO4 + 4 FeCl + 12 H2SO4 = 3 K2SO4 + 3 MnSO4 + 2 Fe2(SO4)3 + 2 Cl2 + 12 H2O
KClO3 + C20H30O2 = KCl + CO2 + H2O =>
53 KClO3 + 3 C20H30O2 = 53 KCl + 60 CO2 + 45 H2O
Ca + H2O = Ca(H2O) =>
Ca + H2O = Ca(H2O)
KCl + NaNO3 = KNO3 + NaCl =>
KCl + NaNO3 = KNO3 + NaCl
AlI = Al3 + I =>
3 AlI = Al3 + 3 I
H2SO3 + NaHO = Na2SO3 + H2O =>
H2SO3 + 2 NaHO = Na2SO3 + 2 H2O
Sn + NaOH + H2O = Na2HSnO3 + H2 =>
2 Sn + 4 NaOH + 2 H2O = 2 Na2HSnO3 + 3 H2
C6H5OH(s) + O2(g) = CO2(g) + H2O(l) =>
C6H5OH(s) + 7 O2(g) = 6 CO2(g) + 3 H2O(l)
Zn(NO3)2(aq) + Fe(s) = Fe(NO3)3(aq) + Zn(s) =>
3 Zn(NO3)2(aq) + 2 Fe(s) = 2 Fe(NO3)3(aq) + 3 Zn(s)
K2CuO2 + C = Cu + K2O + CO =>
K2CuO2 + C = Cu + K2O + CO
NaHCO3 + C2H4O2 = CO2 + H2O + NaC2H3O =>
4 NaHCO3 + 5 C2H4O2 = 6 CO2 + 6 H2O + 4 NaC2H3O
Cl2 + I2 + KOH = K3H2IO6 + KCl + H2O =>
7 Cl2 + I2 + 20 KOH = 2 K3H2IO6 + 14 KCl + 8 H2O
NaNO3 + H3PO4 = Na3PO4 + H3(NO3)3 =>
3 NaNO3 + H3PO4 = Na3PO4 + H3(NO3)3
C3H8O + K2Cr2O7 + H2SO4 = C3H6O + KCrSO4 + H2O =>
5 C3H8O + K2Cr2O7 + 2 H2SO4 = 5 C3H6O + 2 KCrSO4 + 7 H2O
Pb(NO3)2 + Mg3(PO4)2 = Mg(NO3)2 + Pb3(PO4)2 =>
3 Pb(NO3)2 + Mg3(PO4)2 = 3 Mg(NO3)2 + Pb3(PO4)2
CH(OH)CH2OH + Ag(NH3)2OH = CH3COONH4 + Ag + NH3 + H2O =>
CH(OH)CH2OH + Ag(NH3)2OH = CH3COONH4 + Ag + NH3 + H2O
NaBr + NaBrO3 + H2SO4 = NaSO4 + Br2 + H2O =>
4 NaBr + 2 NaBrO3 + 6 H2SO4 = 6 NaSO4 + 3 Br2 + 6 H2O
C6H6 + H2SO4 = C6H8SO4 =>
C6H6 + H2SO4 = C6H8SO4
KI + Cl{-} = KCl + I{-} =>
KI + Cl{-} = KCl + I{-}
H8N2O6S + NaOH + HCHO = CH2NOH + Na2SO4 + H2O =>
H8N2O6S + 2 NaOH + 2 HCHO = 2 CH2NOH + Na2SO4 + 4 H2O
Ni(s) + Zn(NO3)2(aq) = Zn(s) + Ni(NO3)2(aq) =>
Ni(s) + Zn(NO3)2(aq) = Zn(s) + Ni(NO3)2(aq)
MgSO4 + H2O = Mg(OH)2 + H2SO4 =>
MgSO4 + 2 H2O = Mg(OH)2 + H2SO4
C4 + O2 = C2O5 =>
C4 + 5 O2 = 2 C2O5
NaHCO3 = Na2CO3(s) + CO2(g) + H2O =>
2 NaHCO3 = Na2CO3(s) + CO2(g) + H2O
NaBO3 + H2SO4 = Na2SO4 + SO4 + BO2 + H2O =>
2 NaBO3 + 2 H2SO4 = Na2SO4 + SO4 + 2 BO2 + 2 H2O
Na3AlF6 + HCl = NaCl + HF + AlF3 =>
Na3AlF6 + 3 HCl = 3 NaCl + 3 HF + AlF3
Au + HNO3 + NaCl = AuCl3 + NaNO3 + H2 =>
2 Au + 6 HNO3 + 6 NaCl = 2 AuCl3 + 6 NaNO3 + 3 H2
AgCl + KI = KCl + AgI =>
AgCl + KI = KCl + AgI
H2C6O5H7{-} + H2O = H3C6O5H7 + OH{-} =>
H2C6O5H7{-} + H2O = H3C6O5H7 + OH{-}
FeSO4 + Na2HPO4 = FePO4 + Na2SO4 + H2 =>
2 FeSO4 + 2 Na2HPO4 = 2 FePO4 + 2 Na2SO4 + H2
PH3 = H2 + P4 =>
4 PH3 = 6 H2 + P4
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
MgBr2(aq) + KOH(aq) = KBr(aq) + Mg(OH)2(s) =>
MgBr2(aq) + 2 KOH(aq) = 2 KBr(aq) + Mg(OH)2(s)
Ar + H2 = ArH4 =>
Ar + 2 H2 = ArH4
CH3COOH + PCl5 = CH3COCl + HCl + POCl3 =>
CH3COOH + PCl5 = CH3COCl + HCl + POCl3
Pb(NO3)2(aq) + NaCl(aq) = PbCl2(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaCl(aq) = PbCl2(s) + 2 NaNO3(aq)
CuSO4(aq) + NaOH(aq) = Cu(OH)2(s) + Na2SO4(aq) =>
CuSO4(aq) + 2 NaOH(aq) = Cu(OH)2(s) + Na2SO4(aq)
AlCl3(aq) + KOH(aq) = Al(OH)(aq) + KCl3(s) =>
AlCl3(aq) + KOH(aq) = Al(OH)(aq) + KCl3(s)
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Équations équilibrées sur01/08/25
Équations équilibrées sur02/07/24
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