| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Mg(s) + O2(g) = 2 MgO(s)
Bi(NO3)3 + NaOH = Bi(OH)3 + NaNO3 =>
Bi(NO3)3 + 3 NaOH = Bi(OH)3 + 3 NaNO3
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
As + O2 = As2O3 =>
4 As + 3 O2 = 2 As2O3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Cu + S8 = CuS =>
8 Cu + S8 = 8 CuS
MGSO4 + Na2CO3 = MGCO3 + Na2SO4 =>
MGSO4 + Na2CO3 = MGCO3 + Na2SO4
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
[Cu(NH3)4](OH)2 + HCl = CuCl2 + NH4Cl + H2O =>
[Cu(NH3)4](OH)2 + 6 HCl = CuCl2 + 4 NH4Cl + 2 H2O
H3CCOH + Cu(OH)2 = HCOOH + Cu2O + H2O =>
H3CCOH + 6 Cu(OH)2 = 2 HCOOH + 3 Cu2O + 6 H2O
H2SO4 + KOH = H2O + K2SO4 =>
H2SO4 + 2 KOH = 2 H2O + K2SO4
H3COH + Cu(OH)2 = HCOOH + Cu2O + H2O =>
H3COH + 4 Cu(OH)2 = HCOOH + 2 Cu2O + 5 H2O
Fe(OH)3 + SO3 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 SO3 = Fe2(SO4)3 + 3 H2O
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
Al + H2SO4(aq) = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4(aq) = Al2(SO4)3 + 3 H2
Zn + O = ZnO =>
Zn + O = ZnO
(CH3)2CH2O + O2 = CO2 + H2O =>
2(CH3)2CH2O + 9 O2 = 6 CO2 + 8 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ca(OH)2(aq) + H3PO4(aq) = Ca3(PO4)2(s) + H2O(l) =>
3 Ca(OH)2(aq) + 2 H3PO4(aq) = Ca3(PO4)2(s) + 6 H2O(l)
Al + H2PO4 = AlPO4 + H2 =>
Al + H2PO4 = AlPO4 + H2
(NH4)HCO3 = NH3 + H2O + CO2 =>
(NH4)HCO3 = NH3 + H2O + CO2
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
Zn2 + O = ZnO =>
Zn2 + 2 O = 2 ZnO
Hg2(NO3)2 + H2S = Hg + HgS + HNO3 =>
Hg2(NO3)2 + H2S = Hg + HgS + 2 HNO3
KF + H2SO4 = HF + K2SO4 =>
2 KF + H2SO4 = 2 HF + K2SO4
SO2(g) + Cl2(g) = SOCl2 + Cl2O(g) =>
SO2(g) + 2 Cl2(g) = SOCl2 + Cl2O(g)
H2CO3 = CO2 + H2O =>
H2CO3 = CO2 + H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
HgO = Hg + O =>
HgO = Hg + O
ZnS + H2SO4 = ZnSO4 + H2O + SO2 =>
ZnS + 4 H2SO4 = ZnSO4 + 4 H2O + 4 SO2
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
HgO = Hg + O =>
HgO = Hg + O
HgO = Hg2 + O =>
2 HgO = Hg2 + 2 O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cr2(SO4)3 + NaBiO3 + H2SO4 = H2Cr2O7 + NaSO4 + Bi2(SO4)3 + H2O =>
Cr2(SO4)3 + 6 NaBiO3 + 12 H2SO4 = H2Cr2O7 + 6 NaSO4 + 3 Bi2(SO4)3 + 11 H2O
CuO + NH3 = Cu + H2O + N =>
3 CuO + 2 NH3 = 3 Cu + 3 H2O + 2 N
Li + H2O = LiOH + H =>
Li + H2O = LiOH + H
CuO + NH3 = Cu + H2O + N2 =>
3 CuO + 2 NH3 = 3 Cu + 3 H2O + N2
Na2O2 = Na2O + O2 =>
2 Na2O2 = 2 Na2O + O2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
As2S3 + O2 = As2O3 + SO2 =>
2 As2S3 + 9 O2 = 2 As2O3 + 6 SO2
CH4 + Cl2 = CHCl3 + HCl =>
CH4 + 3 Cl2 = CHCl3 + 3 HCl
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Li + H2O = LiOH + H =>
Li + H2O = LiOH + H
Fe3O4(s) + H2(g) = Fe(l) + H2O(g) =>
Fe3O4(s) + 4 H2(g) = 3 Fe(l) + 4 H2O(g)
As4S4(s) + O2(g) = As4O6(s) + SO2(g) =>
As4S4(s) + 7 O2(g) = As4O6(s) + 4 SO2(g)
Hg2O + O2 = HgO =>
2 Hg2O + O2 = 4 HgO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/23/14
Équations équilibrées sur03/25/13
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