| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cu + S = Cu2S
Ca(OH)2 + Al2(SO4)3 = CaSO4 + Al(OH)3 =>
3 Ca(OH)2 + Al2(SO4)3 = 3 CaSO4 + 2 Al(OH)3
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Cl2 + NaOH = NaCl + OCl + H2O =>
3 Cl2 + 4 NaOH = 4 NaCl + 2 OCl + 2 H2O
Mn + K4[Fe(CN)6] = Mn2[Fe(CN)6] + K =>
2 Mn + K4[Fe(CN)6] = Mn2[Fe(CN)6] + 4 K
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
NH3 + O = NO + H2O =>
2 NH3 + 5 O = 2 NO + 3 H2O
Cl2 + Na = NaCl =>
Cl2 + 2 Na = 2 NaCl
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
NaI = Na + I2 =>
2 NaI = 2 Na + I2
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
Ag(NO3) + AlCl3 = AgCl + Al(NO3)3 =>
3 Ag(NO3) + AlCl3 = 3 AgCl + Al(NO3)3
C2H4 + O4 = CO2 + H2O =>
2 C2H4 + 3 O4 = 4 CO2 + 4 H2O
BaCO3 + NaNO3 = Ba(NO3)2 + Na2CO3 =>
BaCO3 + 2 NaNO3 = Ba(NO3)2 + Na2CO3
Cu + HCl = CuCl + H2 =>
2 Cu + 2 HCl = 2 CuCl + H2
Cu + HCl = CuCl + H =>
Cu + HCl = CuCl + H
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
CuO = Cu + O2 =>
2 CuO = 2 Cu + O2
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
MnO4{-} + H2C2O4 + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 H2C2O4 + 6 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
NH3 + I2 = N2I6 + H2 =>
2 NH3 + 3 I2 = N2I6 + 3 H2
NH4ClO4 + Al = N2 + H2O + HCl + Al2O3 =>
6 NH4ClO4 + 10 Al = 3 N2 + 9 H2O + 6 HCl + 5 Al2O3
C + O2 = CO =>
2 C + O2 = 2 CO
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Mn + Na2HPO4 = Mn3(PO4)2 + H + Na =>
3 Mn + 2 Na2HPO4 = Mn3(PO4)2 + 2 H + 4 Na
Zn(s) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(aq) + H2(g)
NaOH = Na + O2 + H2 =>
2 NaOH = 2 Na + O2 + H2
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Sn + HNO3 = SnO3 + H + N =>
Sn + HNO3 = SnO3 + H + N
NaOH + HCl = NaCl + HOH =>
NaOH + HCl = NaCl + HOH
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
FeCl3*6H2O + K2C2O4 = K3Fe(C2O4)3*4H2O + KCl + H2O =>
FeCl3*6H2O + 3 K2C2O4 = K3Fe(C2O4)3*4H2O + 3 KCl + 2 H2O
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
NaH + B2H6 = NaBH4 =>
2 NaH + B2H6 = 2 NaBH4
AlP = Al + P4 =>
4 AlP = 4 Al + P4
NH4NO3 + H20 = NH4OH + HONO3 =>
30 NH4NO3 + 7 H20 = 50 NH4OH + 10 HONO3
PbS + HCl = PbCl + HS =>
PbS + HCl = PbCl + HS
NH4NO3 + H2O = NH4OH + HONO3 =>
5 NH4NO3 + 7 H2O = 6 NH4OH + 4 HONO3
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
C2H6O(g) + O2(g) = CO2(g) + H2O(g) =>
C2H6O(g) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
PbSO4 = PbSO3 + O2 =>
2 PbSO4 = 2 PbSO3 + O2
NH4NO3 + H2O = NH4OH + H2ONO3 =>
9 NH4NO3 + 15 H2O = 10 NH4OH + 8 H2ONO3
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
Mg + O = MgO =>
Mg + O = MgO
| 1 2 3 |
| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/06/11
Équations équilibrées sur11/05/10
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