| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
SO3 = SO2 + O2 =>
2 SO3 = 2 SO2 + O2
CO2 + KOH = K2CO3 + H2O =>
CO2 + 2 KOH = K2CO3 + H2O
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Ni(NO3)2 + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NaNO3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
CH4 + Br2 = CBr4 + HBr =>
CH4 + 4 Br2 = CBr4 + 4 HBr
CaCO3 = CO2 + CaO =>
CaCO3 = CO2 + CaO
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
HNO3 + S = H2SO4 + H2O + NO2 =>
6 HNO3 + S = H2SO4 + 2 H2O + 6 NO2
S8 + Na2SO3 + H2O = Na2S2O3*5H2O =>
S8 + 8 Na2SO3 + 40 H2O = 8 Na2S2O3*5H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
NO2(g) + H2O(l) = HNO3(aq) + NO(g) =>
3 NO2(g) + H2O(l) = 2 HNO3(aq) + NO(g)
MnO2 + Br2 + KOH = KMnO4 + KBr + H2O =>
2 MnO2 + 3 Br2 + 8 KOH = 2 KMnO4 + 6 KBr + 4 H2O
Pb + I = PbI2 =>
Pb + 2 I = PbI2
P2O3 + H2O = H3PO3 =>
P2O3 + 3 H2O = 2 H3PO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Mg2C3 + H2O = Mg(OH)2 + C3H4 =>
Mg2C3 + 4 H2O = 2 Mg(OH)2 + C3H4
H2O + C = H2 + CO =>
H2O + C = H2 + CO
Na2C2O4 + La(Cl)3 = La2(C2O4)3 + NaCl =>
3 Na2C2O4 + 2 La(Cl)3 = La2(C2O4)3 + 6 NaCl
Na2C2O4 + La(ClO4)3 = La2(C2O4)3 + NaClO4 =>
3 Na2C2O4 + 2 La(ClO4)3 = La2(C2O4)3 + 6 NaClO4
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
Mn(OH)2 + H2O2 = MnO2 + H2O =>
Mn(OH)2 + H2O2 = MnO2 + 2 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
KIO3 + HCl = KICl4 + Cl2 + H2O =>
KIO3 + 6 HCl = KICl4 + Cl2 + 3 H2O
KIO3 + HCl = KICl2 + Cl2 + H2O =>
KIO3 + 6 HCl = KICl2 + 2 Cl2 + 3 H2O
KIO3 + HCl = KICl + Cl2 + H2O =>
2 KIO3 + 12 HCl = 2 KICl + 5 Cl2 + 6 H2O
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
Fe3Ci2 + NH4OH = Fe3OH + NH4Ci2 =>
Fe3Ci2 + NH4OH = Fe3OH + NH4Ci2
Fe3Cl2 + NH4OH = Fe3OH + NH4Cl2 =>
Fe3Cl2 + NH4OH = Fe3OH + NH4Cl2
Mg + Cl = MgCl2 =>
Mg + 2 Cl = MgCl2
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
P4O6 + H2O = H3PO3 =>
P4O6 + 6 H2O = 4 H3PO3
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
C6H10O + NaBH4 + CH3OH = C6H12O + CH3OBH3{-} + Na{+} =>
C6H10O + NaBH4 + CH3OH = C6H12O + CH3OBH3{-} + Na{+}
(NH4)2SO4 + KOH = (NH4)2OH + KSO4 =>
(NH4)2SO4 + KOH = (NH4)2OH + KSO4
HC2H3O2 + K2CO3 = H2O + CO2 + KC2H3O2 =>
2 HC2H3O2 + K2CO3 = H2O + CO2 + 2 KC2H3O2
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
Cu(NO3)2 + H2SO4 = CuSO4 + HNO3 =>
Cu(NO3)2 + H2SO4 = CuSO4 + 2 HNO3
Na2CO3 + H2SO4 = H2CO3 + Na2SO4 =>
Na2CO3 + H2SO4 = H2CO3 + Na2SO4
ZnCl2 + (NH4)2S = ZnS + (NH4)2Cl2 =>
ZnCl2 + (NH4)2S = ZnS + (NH4)2Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/01/10
Équations équilibrées sur03/03/09
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