| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Fe + O2 = 2 Fe2O
Be + HCl = BeCl2 + H2 =>
Be + 2 HCl = BeCl2 + H2
Zn2 + H2SO4 = Zn(SO4)2 + H2 =>
Zn2 + 4 H2SO4 = 2 Zn(SO4)2 + 4 H2
Na + NaNO2 = Na2O + N2 =>
6 Na + 2 NaNO2 = 4 Na2O + N2
Be + HCl = BeCl2 + H2 =>
Be + 2 HCl = BeCl2 + H2
Al3 + O2 = Al3O2 =>
Al3 + O2 = Al3O2
BeO + HCl = BeCl2 + H2O =>
BeO + 2 HCl = BeCl2 + H2O
CrI3 + KOH + Cl2 = K2CrO7 + KIO4 + KCl + H20 =>
20 CrI3 + 380 KOH + 140 Cl2 = 20 K2CrO7 + 60 KIO4 + 280 KCl + 19 H20
Be(OH)2 + HCl = BeCl2 + H2O =>
Be(OH)2 + 2 HCl = BeCl2 + 2 H2O
AlCl3 + Na2CO3 = Al2(CO3)3 + NaCl =>
2 AlCl3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaCl
CrI3 + KOH + Cl2 = K2CrO7 + KIO4 + KCl + H2O =>
2 CrI3 + 76 KOH + 33 Cl2 = 2 K2CrO7 + 6 KIO4 + 66 KCl + 38 H2O
Al + O = AlO =>
Al + O = AlO
Be + NaOH = Na2BeO2 + H2 =>
Be + 2 NaOH = Na2BeO2 + H2
Al + O2 = AlO =>
2 Al + O2 = 2 AlO
Be + NaOH + H2O = Na2[Be(OH)4] + H2 =>
Be + 2 NaOH + 2 H2O = Na2[Be(OH)4] + H2
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
BeO + NaOH = Na2BeO2 + H2O =>
BeO + 2 NaOH = Na2BeO2 + H2O
NO2 + NaOH = NaNO2 + NaNO3 + H2O =>
2 NO2 + 2 NaOH = NaNO2 + NaNO3 + H2O
Fe(OH)2 + HCl = FeCl2 + H2O =>
Fe(OH)2 + 2 HCl = FeCl2 + 2 H2O
Fe + NaNO3 = Na + Fe(NO3)2 =>
Fe + 2 NaNO3 = 2 Na + Fe(NO3)2
CH3COOH + NAOH = H2O + NACH3COO =>
CH3COOH + NAOH = H2O + NACH3COO
HCL + NAOH = H2O + NACL =>
HCL + NAOH = H2O + NACL
Zn(s) + O2(g) = ZnO(s) =>
2 Zn(s) + O2(g) = 2 ZnO(s)
HCL + NAOH = H2O + NACL =>
HCL + NAOH = H2O + NACL
Ba(No3)2 + Na2So4 = BaSo4 + NaNo3 =>
Ba(No3)2 + Na2So4 = BaSo4 + 2 NaNo3
Be(OH)2 + NaOH = Na2BeO2 + H2O =>
Be(OH)2 + 2 NaOH = Na2BeO2 + 2 H2O
Fe{2+} + KSCN = Fe(SCN){2+} + K =>
Fe{2+} + KSCN = Fe(SCN){2+} + K
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Fe{2+} + KSCN = Fe(SCN){2+} + K =>
Fe{2+} + KSCN = Fe(SCN){2+} + K
FeSO4 + BA(OH)2 = Fe(OH)2 + BASO4 =>
FeSO4 + BA(OH)2 = Fe(OH)2 + BASO4
AgCl + Na2CO3 + H2O = Ag + CO2 + NaCl + H2O2 =>
2 AgCl + Na2CO3 + H2O = 2 Ag + CO2 + 2 NaCl + H2O2
Mg + H2O = MgO + H2 =>
Mg + H2O = MgO + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NH3 + Ni{2+} = Ni(NH3)6{2+} =>
6 NH3 + Ni{2+} = Ni(NH3)6{2+}
B + O2 = BO =>
2 B + O2 = 2 BO
NaHCO3 + CH3COOH = H2CO3 + NaCH3COO =>
NaHCO3 + CH3COOH = H2CO3 + NaCH3COO
KIO3 + KI + HCl = I2 + H2O + KCl =>
KIO3 + 5 KI + 6 HCl = 3 I2 + 3 H2O + 6 KCl
N + H = NH3 =>
N + 3 H = NH3
FeCl3 + K4(FeCN6) = KFe(FeCN6) + KCl =>
FeCl3 + K4(FeCN6) = KFe(FeCN6) + 3 KCl
Si + O2 = SiO =>
2 Si + O2 = 2 SiO
Li + O2 = LiO =>
2 Li + O2 = 2 LiO
CuS + O2 = CuSO4 =>
CuS + 2 O2 = CuSO4
KMnO4 + H2C2O4 + H2SO4 = K2SO4 + MnSO4 + CO2 + H2O =>
2 KMnO4 + 5 H2C2O4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 10 CO2 + 8 H2O
NH3 + O2 = N2 + HO =>
2 NH3 + 3 O2 = N2 + 6 HO
Ba{2+} + Ti(O6H6){2-} = BaTiO3 + H2O =>
Ba{2+} + Ti(O6H6){2-} = BaTiO3 + 3 H2O
Hg{2+} + Al = Hg + Al{3+} =>
3 Hg{2+} + 2 Al = 3 Hg + 2 Al{3+}
FESO4 + KMNO4 + H2SO4 = FE(SO4)3 + MNSO4 + K2SO4 + H2O =>
5 FESO4 + 4 KMNO4 + 16 H2SO4 = 5 FE(SO4)3 + 4 MNSO4 + 2 K2SO4 + 16 H2O
H + Cl = HCl =>
H + Cl = HCl
Ni(OH)2 + HCL = Ni(OH)CL + H2O =>
Ni(OH)2 + HCL = Ni(OH)CL + H2O
H + Cl = HCl =>
H + Cl = HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/03/15
Équations équilibrées sur01/02/15
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