| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2SO4 + CaCO3 = H2CO3 + SO4Ca
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
CH3CH2OH + Cr2O7{2-} + H{+} = CH3COOH + Cr{3+} + H20 =>
70 CH3CH2OH + 10 Cr2O7{2-} + 80 H{+} = 70 CH3COOH + 20 Cr{3+} + 11 H20
C3H3 + O2 = CO2 + H2O =>
4 C3H3 + 15 O2 = 12 CO2 + 6 H2O
CH3CH2OH + Cr2O7{2-} + H{+} = CH3COOH + Cr{3+} + H20 =>
70 CH3CH2OH + 10 Cr2O7{2-} + 80 H{+} = 70 CH3COOH + 20 Cr{3+} + 11 H20
C8H10 + Fe(OH)3 + H{+} = H2CO3 + Fe2{+} + H2O =>
5 C8H10 + 84 Fe(OH)3 + 42 H{+} = 40 H2CO3 + 42 Fe2{+} + 132 H2O
CH3CH2OH + Cr2O7{2-} + H{+} = CH3COOH + Cr{3+} + H20(l) =>
70 CH3CH2OH + 10 Cr2O7{2-} + 80 H{+} = 70 CH3COOH + 20 Cr{3+} + 11 H20(l)
CH3CH2OH + Cr2O7{2-} + H{+} = CH3COOH + Cr{3+} + H2O =>
3 CH3CH2OH + 2 Cr2O7{2-} + 16 H{+} = 3 CH3COOH + 4 Cr{3+} + 11 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
H2SO4 + CuCO3 = CuSO4 + H2O + CO2 =>
H2SO4 + CuCO3 = CuSO4 + H2O + CO2
Zn + NaNO3 + NaOH = Na2ZnO2 + NH3 + H2O =>
4 Zn + NaNO3 + 7 NaOH = 4 Na2ZnO2 + NH3 + 2 H2O
H2SO4 + CuCO3 = CuSO4 + H2O + CO2 =>
H2SO4 + CuCO3 = CuSO4 + H2O + CO2
H2SO4 + CaCO3 = Ca(SO4) + H2O + CO2 =>
H2SO4 + CaCO3 = Ca(SO4) + H2O + CO2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Fe{3+} + Cu = Fe{2+} + Cu{2+} =>
2 Fe{3+} + Cu = 2 Fe{2+} + Cu{2+}
NO3{-} + H{+} + e = NO + H2O =>
NO3{-} + 4 H{+} + 3e = NO + 2 H2O
Pb(NO3)2 + Na2S = PbS + NaNO3 =>
Pb(NO3)2 + Na2S = PbS + 2 NaNO3
Ag(NO3)2 + NaCl = AgCl2 + NaNO3 =>
Ag(NO3)2 + 2 NaCl = AgCl2 + 2 NaNO3
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
CO(NH2)2 + H2O = NH3 + CO2 =>
CO(NH2)2 + H2O = 2 NH3 + CO2
HCl + MnO2 = MnCl2 + H2O + Cl2 =>
4 HCl + MnO2 = MnCl2 + 2 H2O + Cl2
H2SO4 + CaCO3 = CaSO4 + H2O + CO2 =>
H2SO4 + CaCO3 = CaSO4 + H2O + CO2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
PbO2 + Cr2(SO4)3 + NaOH = PbO + Na2CrO4 + Na2SO4 + H2O =>
3 PbO2 + Cr2(SO4)3 + 10 NaOH = 3 PbO + 2 Na2CrO4 + 3 Na2SO4 + 5 H2O
Fe + CuSo4 = Cu + FeSo4 =>
Fe + CuSo4 = Cu + FeSo4
Fe + CuSO4 = Cu + FeSO4 =>
Fe + CuSO4 = Cu + FeSO4
XC2H5 + KMnO4 + H2SO4 = XCOOH + MnSO4 + K2SO4 + CO2 + H2O =>
5 XC2H5 + 12 KMnO4 + 18 H2SO4 = 5 XCOOH + 12 MnSO4 + 6 K2SO4 + 5 CO2 + 28 H2O
KMnO4 + NH3 = KNO3 + MnO2 + KOH + H2O =>
8 KMnO4 + 3 NH3 = 3 KNO3 + 8 MnO2 + 5 KOH + 2 H2O
NaHCO3 + H2SO4 = Na2SO4 + H2O + CO2 =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 H2O + 2 CO2
C4H8O + O2 = CO2 + H2O =>
2 C4H8O + 11 O2 = 8 CO2 + 8 H2O
CuSO4 + Zn = ZnSO4 + Cu =>
CuSO4 + Zn = ZnSO4 + Cu
C18H34O2 + NaOH = C18H33O2Na + H2O =>
C18H34O2 + NaOH = C18H33O2Na + H2O
C18H33O2Na + H2SO4 = C18H34O2 + Na2SO4 =>
2 C18H33O2Na + H2SO4 = 2 C18H34O2 + Na2SO4
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
(CH3)2CO + O2 = CO2 + H3O =>
2(CH3)2CO + 7 O2 = 6 CO2 + 4 H3O
C4H10 + O2 = H2O + CO2 =>
2 C4H10 + 13 O2 = 10 H2O + 8 CO2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
HCl + Al = AlCl3 + H2 =>
6 HCl + 2 Al = 2 AlCl3 + 3 H2
P4(s) + Cl1(g) = PCl5(g) =>
P4(s) + 20 Cl1(g) = 4 PCl5(g)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Mg + S = MgS =>
Mg + S = MgS
Mg + S2 = MgS =>
2 Mg + S2 = 2 MgS
Cr(NO3)3 + H2O = Cr + HNO3 + O2 =>
4 Cr(NO3)3 + 6 H2O = 4 Cr + 12 HNO3 + 3 O2
C18H33O2Na + H2SO4 = C18H34O2 + Na2SO4 =>
2 C18H33O2Na + H2SO4 = 2 C18H34O2 + Na2SO4
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/16/10
Équations équilibrées sur05/16/09
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