| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cl2(g) + 2 NaBr(aq) = Br2(l) + 2 NaCl(aq)
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
C6H6 + O2 = CO2 + H20 =>
10 C6H6 + 60 O2 = 60 CO2 + 3 H20
CH3NH2 + H2O = CH3NH3OH =>
CH3NH2 + H2O = CH3NH3OH
Al2O3 + H2O = Al(OH)3 =>
Al2O3 + 3 H2O = 2 Al(OH)3
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
LiOH + H2SO4 = Li2SO4 + H2O =>
2 LiOH + H2SO4 = Li2SO4 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
MnO4{-} + H{+} + Fe{2+} = Mn{2+} + H2O + Fe{+3} =>
MnO4{-} + 8 H{+} + 5 Fe{2+} = Mn{2+} + 4 H2O + 5 Fe{+3}
BrF3 = Br2 + F2 =>
2 BrF3 = Br2 + 3 F2
MnO4{-} + H{+} + C2O4{-2} = Mn{+2} + H2O + CO2 =>
2 MnO4{-} + 16 H{+} + 5 C2O4{-2} = 2 Mn{+2} + 8 H2O + 10 CO2
C9H10O2 + O2 = H2O + CO2 =>
2 C9H10O2 + 21 O2 = 10 H2O + 18 CO2
Sr(OH)2 + HC2H3O2 = Sr(C2H3O2)2 + H2O =>
Sr(OH)2 + 2 HC2H3O2 = Sr(C2H3O2)2 + 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Fe + HNO3 = Fe(NO3)3 + N2O + H2O =>
8 Fe + 30 HNO3 = 8 Fe(NO3)3 + 3 N2O + 15 H2O
CaSO4 + NaCl = Na2SO4 + CaCl2 =>
CaSO4 + 2 NaCl = Na2SO4 + CaCl2
H + O = HO =>
H + O = HO
H + O = H2O =>
2 H + O = H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
MgSO4 + NaCl = Na2SO4 + MgCl2 =>
MgSO4 + 2 NaCl = Na2SO4 + MgCl2
MgSO4 + Na2CO3 = Na2SO4 + MgCO3 =>
MgSO4 + Na2CO3 = Na2SO4 + MgCO3
N2O5 + H2 = NH3 + O2 =>
2 N2O5 + 6 H2 = 4 NH3 + 5 O2
N2O5 + H2 = H2O + N2 =>
N2O5 + 5 H2 = 5 H2O + N2
H{2}{+} = H{2}0 =>
H{2}{+} = H{2}0
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Zn + NaOHH2O = Na2[Zn(OH)4] + H2 =>
Zn + 2 NaOHH2O = Na2[Zn(OH)4] + H2
Zn + NaOH + H2O = Na2[Zn(OH)4] + H2 =>
Zn + 2 NaOH + 2 H2O = Na2[Zn(OH)4] + H2
Mg + CH3COOH = MgC2H3O2 + H2 =>
2 Mg + 2 CH3COOH = 2 MgC2H3O2 + H2
Al2(SO4)3 + NaHCO3 = Al(OH)3 + Na2SO4 + CO2 =>
Al2(SO4)3 + 6 NaHCO3 = 2 Al(OH)3 + 3 Na2SO4 + 6 CO2
Al + Fe2O2 = AlO2 + Fe =>
Al + Fe2O2 = AlO2 + 2 Fe
H2S + Cl2 = HCl + S =>
H2S + Cl2 = 2 HCl + S
CO + Cl2 = CCl2 + O =>
CO + Cl2 = CCl2 + O
CO + Cl2 = CCl2 + O2 =>
2 CO + 2 Cl2 = 2 CCl2 + O2
H3BO3 + NaOH = Na2H2 + BO3 + H2O =>
4 H3BO3 + 6 NaOH = 3 Na2H2 + 4 BO3 + 6 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
H2S + HNO3 = S + NO + H2O =>
3 H2S + 2 HNO3 = 3 S + 2 NO + 4 H2O
Cu + HNO3 = CuNO3 + H2 =>
2 Cu + 2 HNO3 = 2 CuNO3 + H2
Cu + HNO3 = Cu(NO3)2 + NO2 + H3O =>
Cu + 3 HNO3 = Cu(NO3)2 + NO2 + H3O
Al + H2SO4 = AlSO4 + H2 =>
Al + H2SO4 = AlSO4 + H2
I{-}(aq) + O2(g) + H2O = I2(s) + OH{-}(aq) =>
4 I{-}(aq) + O2(g) + 2 H2O = 2 I2(s) + 4 OH{-}(aq)
Zn{2+} + NH3 + H2O = Zn(OH)2 + NH4{+} =>
Zn{2+} + 2 NH3 + 2 H2O = Zn(OH)2 + 2 NH4{+}
MnO4{-} + C2O4{2-} + OH{-} = MnO2 + CO3{2-} + H2O =>
2 MnO4{-} + 3 C2O4{2-} + 4 OH{-} = 2 MnO2 + 6 CO3{2-} + 2 H2O
CrO7{2-} + Sn + H{+} = Cr{3+} + Sn{2+} + H2O =>
2 CrO7{2-} + 9 Sn + 28 H{+} = 2 Cr{3+} + 9 Sn{2+} + 14 H2O
MgSO4 + H2O2 = H2SO4 + MgO2 =>
MgSO4 + H2O2 = H2SO4 + MgO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cr(ClO4)3 + MgSO4 = Cr2(SO4)3 + Mg(ClO4)2 =>
2 Cr(ClO4)3 + 3 MgSO4 = Cr2(SO4)3 + 3 Mg(ClO4)2
H3X + NaOH = Na3X + H2O =>
H3X + 3 NaOH = Na3X + 3 H2O
FeSO4 + KMnO4 = KMnSO4 + FeO4 =>
FeSO4 + KMnO4 = KMnSO4 + FeO4
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/27/09
Équations équilibrées sur04/26/08
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