| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaOH + 2 Mg + 2 H2O = 2 Na[Mg(OH)2] + H2
C6H5CH3 + KMnO4 + H2SO4 = C6H5COOH + K2SO4 + MnSO4 + H2O =>
5 C6H5CH3 + 6 KMnO4 + 9 H2SO4 = 5 C6H5COOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
C2H5OH + Na = C2H5ONa + H2 =>
2 C2H5OH + 2 Na = 2 C2H5ONa + H2
Na2S5 + Cl2 + H2O = NaHSO4 + HCl + H2SO4 =>
Na2S5 + 16 Cl2 + 20 H2O = 2 NaHSO4 + 32 HCl + 3 H2SO4
HCl + Al(OH)3 = H2O + AlCl3 =>
3 HCl + Al(OH)3 = 3 H2O + AlCl3
NaOH + Mg + H2O = Na[Mg(OH)3] + H2 =>
NaOH + Mg + 2 H2O = Na[Mg(OH)3] + H2
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
CuO + NaNO3 = Cu(NO3)2 + Na2O =>
CuO + 2 NaNO3 = Cu(NO3)2 + Na2O
HCl + Al(OH)3 = H2O + AlCl3 =>
3 HCl + Al(OH)3 = 3 H2O + AlCl3
C2H5Cl + O2 = CO2 + H2O + HCl =>
C2H5Cl + 3 O2 = 2 CO2 + 2 H2O + HCl
S + O = SO3 =>
S + 3 O = SO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al + HNO3 = Al(NO3) + H2 =>
2 Al + 2 HNO3 = 2 Al(NO3) + H2
P4 + HNO3 + H20 = H3PO4 + NO =>
5 P4 + 40 HNO3 + H20 = 20 H3PO4 + 40 NO
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C4H6O3 + C7H6O3 = C9H8O4CH3COOH =>
C4H6O3 + C7H6O3 = C9H8O4CH3COOH
NiI3 = I2 + Ni =>
2 NiI3 = 3 I2 + 2 Ni
NiI3 = I3 + Ni =>
NiI3 = I3 + Ni
Cr2O7{-2} + CH3CH2OH + H{+} = Cr{+3} + CH3COOH + H2O =>
2 Cr2O7{-2} + 3 CH3CH2OH + 16 H{+} = 4 Cr{+3} + 3 CH3COOH + 11 H2O
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
FeS2 + HNO3 = Fe(NO3)3 + H2SO4 + NO2 + H2O =>
FeS2 + 18 HNO3 = Fe(NO3)3 + 2 H2SO4 + 15 NO2 + 7 H2O
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
Na + H2SO4 = H2 + NaSO4 =>
Na + H2SO4 = H2 + NaSO4
HCLO3 + NAOH = NACLO3 + HOH =>
HCLO3 + NAOH = NACLO3 + HOH
Na3PO3 + CaCl2 = Ca3(PO3)2 + NaCl =>
2 Na3PO3 + 3 CaCl2 = Ca3(PO3)2 + 6 NaCl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Mg + F2 = MgF =>
2 Mg + F2 = 2 MgF
Na3PO3 + CaCl2 = Ca3(PO3)2 + NaCl =>
2 Na3PO3 + 3 CaCl2 = Ca3(PO3)2 + 6 NaCl
Ca(ClO3)2 = CaCl2 + O2 =>
Ca(ClO3)2 = CaCl2 + 3 O2
NaCO3 + AgNO3 = AgCO3 + NaNO3 =>
NaCO3 + AgNO3 = AgCO3 + NaNO3
K + N2 = KN =>
2 K + N2 = 2 KN
P2O3 + K2CrO4 + HCl = H3PO4 + CrCl3 + KCl + H2O =>
3 P2O3 + 4 K2CrO4 + 20 HCl = 6 H3PO4 + 4 CrCl3 + 8 KCl + H2O
MnSo4 + NaBiO3 + H2So4 = HMnO4 + Bi2(So4)3 + H2O + Na2So4 =>
4 MnSo4 + 10 NaBiO3 + 16 H2So4 = 4 HMnO4 + 5 Bi2(So4)3 + 14 H2O + 5 Na2So4
Ca(ClO3)2 = CaCl2 + O2 =>
Ca(ClO3)2 = CaCl2 + 3 O2
Pb(s) + Cl2(g) = PbCl4 =>
Pb(s) + 2 Cl2(g) = PbCl4
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
Na + O2 = NaO =>
2 Na + O2 = 2 NaO
Cl2 + NAOH = NACl + NAClO3 + H2O =>
3 Cl2 + 6 NAOH = 5 NACl + NAClO3 + 3 H2O
NH4OH + H2CO3 = (NH4)2CO3 + H2O =>
2 NH4OH + H2CO3 = (NH4)2CO3 + 2 H2O
Al2(SO4)3 + NH3 + H2O = Al(OH)3 + (NH4)2SO4 =>
Al2(SO4)3 + 6 NH3 + 6 H2O = 2 Al(OH)3 + 3(NH4)2SO4
CU + H2SO4 = CUSO4 + H2O + SO2 =>
CU + 2 H2SO4 = CUSO4 + 2 H2O + SO2
N2O4 + N2H4 = N2 + H2O =>
N2O4 + 2 N2H4 = 3 N2 + 4 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
K2SO3 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O =>
5 K2SO3 + 2 KMnO4 + 3 H2SO4 = 6 K2SO4 + 2 MnSO4 + 3 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
K + H2SO4 = K2SO4 + H2 =>
2 K + H2SO4 = K2SO4 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/05/15
Équations équilibrées sur01/04/15
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