| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2S + 3 O2 = 2 SO2 + 2 H2O
KMnO4 + H2O2 = KOH + MnO2 + O2 =>
2 KMnO4 + H2O2 = 2 KOH + 2 MnO2 + 2 O2
SO3{2-} + Fe{3+} + OH = SO42{-} + Fe2{+} + H20 =>
20 SO3{2-} + 8 Fe{3+} + 780 OH = 20 SO42{-} + 4 Fe2{+} + 39 H20
Ca(OH)2 + Al2(SO4)3 = CaSO4 + Al(OH)3 =>
3 Ca(OH)2 + Al2(SO4)3 = 3 CaSO4 + 2 Al(OH)3
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
SO3{2-} + Fe{3+} + OH{-} = SO42{-} + Fe2{+} + H20 =>
20 SO3{2-} + 320 Fe{3+} + 780 OH{-} = 20 SO42{-} + 160 Fe2{+} + 39 H20
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
Fe + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe + 6 HNO3 = Fe(NO3)3 + 3 NO2 + 3 H2O
SO3{2-} + Fe{3+} + OH{-} = SO4{2-} + Fe{2+} + H20 =>
20 SO3{2-} + 20 Fe{3+} + 20 OH{-} = 20 SO4{2-} + 20 Fe{2+} + H20
SO3{2-} + Fe{3+} + OH{-} = SO4{2-} + Fe{2+} + H2O =>
SO3{2-} + 2 Fe{3+} + 2 OH{-} = SO4{2-} + 2 Fe{2+} + H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
KClO3 + Na2SO3 = KCl + Na2SO4 =>
KClO3 + 3 Na2SO3 = KCl + 3 Na2SO4
K + O2 = K2O =>
4 K + O2 = 2 K2O
KMnO4 + H2C2O4 + HClO4 = KClO4 + Mn(ClO4)2 + CO2 + H2O =>
2 KMnO4 + 5 H2C2O4 + 6 HClO4 = 2 KClO4 + 2 Mn(ClO4)2 + 10 CO2 + 8 H2O
PbSO4 = PbSO3 + O2 =>
2 PbSO4 = 2 PbSO3 + O2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
K + O2 = KO2 =>
K + O2 = KO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
K + Si = KSi =>
K + Si = KSi
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
SnCl2 + K2(Cr2O7) + HCl = SnCl4 + CrCl3 + KCl + H2O =>
3 SnCl2 + K2(Cr2O7) + 14 HCl = 3 SnCl4 + 2 CrCl3 + 2 KCl + 7 H2O
Fe(OH)3 + H2SO3 = Fe2(SO3)3 + H2O =>
2 Fe(OH)3 + 3 H2SO3 = Fe2(SO3)3 + 6 H2O
Fe(OH)2 + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe(OH)2 + 4 HNO3 = Fe(NO3)3 + NO2 + 3 H2O
P2O5 + KOH = K3PO4 + H2O =>
P2O5 + 6 KOH = 2 K3PO4 + 3 H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
NH4HSO4 + Ba(OH)2 = BaSO4 + NH3 + H2O =>
NH4HSO4 + Ba(OH)2 = BaSO4 + NH3 + 2 H2O
Cu + Cl2 = CuCl2 =>
Cu + Cl2 = CuCl2
Pb(NO3)2 + Na2S = PbS + NaNO3 =>
Pb(NO3)2 + Na2S = PbS + 2 NaNO3
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Na2SO3 + S = Na2S2O3 =>
Na2SO3 + S = Na2S2O3
CH3COOH(aq) + NaOH(aq) = CH3COONa(aq) + H2O(l) =>
CH3COOH(aq) + NaOH(aq) = CH3COONa(aq) + H2O(l)
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
P2O5 + KOH = K3PO4 + H2O =>
P2O5 + 6 KOH = 2 K3PO4 + 3 H2O
AgNO3 + C4H10NaO2PS2 = C4H10AgO2PS2 + NaNO3 =>
AgNO3 + C4H10NaO2PS2 = C4H10AgO2PS2 + NaNO3
NH4Cl + H2SO4 = (NH4)2SO4 + HCl =>
2 NH4Cl + H2SO4 = (NH4)2SO4 + 2 HCl
(NH4)2CO3 + H2SO4 = (NH4)2SO4 + H2O + CO2 =>
(NH4)2CO3 + H2SO4 = (NH4)2SO4 + H2O + CO2
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/19
Équations équilibrées sur12/03/18
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