| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
H2 + CO = CH3OH =>
2 H2 + CO = CH3OH
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
B2O3 + C = B4C3 + CO2 =>
2 B2O3 + 6 C = B4C3 + 3 CO2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Na2CO3 + CaCl2 = CaCO3 + NaCl =>
Na2CO3 + CaCl2 = CaCO3 + 2 NaCl
Mg + O = MgO =>
Mg + O = MgO
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
FeCl + CuSO4 = FeSO4 + CuCl =>
FeCl + CuSO4 = FeSO4 + CuCl
Mg + P = Mg3P2 =>
3 Mg + 2 P = Mg3P2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
MnO2 + H2SO4 = Mn(SO4)2 + H2O =>
MnO2 + 2 H2SO4 = Mn(SO4)2 + 2 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
FeCl + CuSO4 = FeSO4 + CuCl =>
FeCl + CuSO4 = FeSO4 + CuCl
Fe{2+} + MnO4{-} + H{+} = Fe{3+} + Mn{2+} + H2O =>
5 Fe{2+} + MnO4{-} + 8 H{+} = 5 Fe{3+} + Mn{2+} + 4 H2O
AgNO3 + ZnCl2 = AgCl + Zn[NO3]2 =>
2 AgNO3 + ZnCl2 = 2 AgCl + Zn[NO3]2
MgO2H2 + HCl = H2O + MgCl2 =>
MgO2H2 + 2 HCl = 2 H2O + MgCl2
NH4OH + H2SO4 = (NH4)2SO4 + H2O =>
2 NH4OH + H2SO4 = (NH4)2SO4 + 2 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
Ba(NO3)2(aq) + H2SO4(aq) = BaSO4 + HNO3 =>
Ba(NO3)2(aq) + H2SO4(aq) = BaSO4 + 2 HNO3
AgNO3(aq) + HCl(aq) = HNO3 + AgCl =>
AgNO3(aq) + HCl(aq) = HNO3 + AgCl
Na + Cl2 = NaCl(s) =>
2 Na + Cl2 = 2 NaCl(s)
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
FeSO4 + [NH4]2S = FeS + [NH4]2SO4 =>
FeSO4 + [NH4]2S = FeS + [NH4]2SO4
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
AgNO3(aq) + H2SO4(aq) = Ag2SO4 + HNO3 =>
2 AgNO3(aq) + H2SO4(aq) = Ag2SO4 + 2 HNO3
Al + OH = Al(OH)3 =>
Al + 3 OH = Al(OH)3
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
CaCO3(s) = CaO(s) + CO2 =>
CaCO3(s) = CaO(s) + CO2
AgNO3(aq) + NaOH(aq) = AgOH + NaNO3 =>
AgNO3(aq) + NaOH(aq) = AgOH + NaNO3
Ba(NO3)2(aq) + HCl(aq) = BaCl2 + HNO3 =>
Ba(NO3)2(aq) + 2 HCl(aq) = BaCl2 + 2 HNO3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Ba(NO3)2(aq) + NaOH(aq) = Ba(OH)2 + NaNO3 =>
Ba(NO3)2(aq) + 2 NaOH(aq) = Ba(OH)2 + 2 NaNO3
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
CaCO3(s) = CaO(s) + CO2 =>
CaCO3(s) = CaO(s) + CO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
P4(s) + O2 = P2O5(s) =>
P4(s) + 5 O2 = 2 P2O5(s)
NH4 + OH = NH3 + H2O =>
NH4 + OH = NH3 + H2O
C6H8 + O2 = CO2 + H2O =>
C6H8 + 8 O2 = 6 CO2 + 4 H2O
HCl(aq) + NaOH(aq) = H2O(l) + NaCl =>
HCl(aq) + NaOH(aq) = H2O(l) + NaCl
KI(aq) + AgNO3(aq) = KNO3(aq) + AgI(s) =>
KI(aq) + AgNO3(aq) = KNO3(aq) + AgI(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/02/10
Équations équilibrées sur03/04/09
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