| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca + Cl2 = CaCl2
NaHCO3(s) = Na2O(s) + H2O(g) + CO2(g) =>
2 NaHCO3(s) = Na2O(s) + H2O(g) + 2 CO2(g)
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
TiO2 + SiO2 + C = TiSi2 + CO2 =>
TiO2 + 2 SiO2 + 3 C = TiSi2 + 3 CO2
Cr(OH)2(s) + HCl(aq) = CrCl2(aq) + H2O(l) =>
Cr(OH)2(s) + 2 HCl(aq) = CrCl2(aq) + 2 H2O(l)
Fe2O3 + Al = Al2O3 + Fe =>
Fe2O3 + 2 Al = Al2O3 + 2 Fe
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Ba(OH)2*8H2O(s) + NH4Cl(s) = Ba(Cl)2(s) + H2O(l) + NH3(g) =>
Ba(OH)2*8H2O(s) + 2 NH4Cl(s) = Ba(Cl)2(s) + 10 H2O(l) + 2 NH3(g)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Ba(OH)2*8H2O + NH4Cl = Ba(Cl)2 + H2O + NH3 =>
Ba(OH)2*8H2O + 2 NH4Cl = Ba(Cl)2 + 10 H2O + 2 NH3
H3PO3 + Fe2(Cr2O7)3 = H3PO4 + Fe + Cr2O3 =>
12 H3PO3 + Fe2(Cr2O7)3 = 12 H3PO4 + 2 Fe + 3 Cr2O3
SiCl4 + H20 = Si02 + HCl =>
10 SiCl4 + 2 H20 = 5 Si02 + 40 HCl
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
CO(g) + O2(g) = CO2(g) =>
2 CO(g) + O2(g) = 2 CO2(g)
Fe + C12 = FeC13 =>
12 Fe + 13 C12 = 12 FeC13
Li + S = Li2S =>
2 Li + S = Li2S
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
CaCO3 + CO2 + H2O = Ca(HCO3)2 =>
CaCO3 + CO2 + H2O = Ca(HCO3)2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
K + H2 = KH =>
2 K + H2 = 2 KH
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
Li + O2 = LiO2 =>
Li + O2 = LiO2
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
Nd2O3 + CaCl + Na = Nd + CaO + NaCl =>
Nd2O3 + 3 CaCl + 3 Na = 2 Nd + 3 CaO + 3 NaCl
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
HCl + Na2CO3 = H2O + CO2 + NaCl =>
2 HCl + Na2CO3 = H2O + CO2 + 2 NaCl
H3PO3 + Fe2(Cr2O7)3 = H3PO4 + Fe + Cr2O3 =>
12 H3PO3 + Fe2(Cr2O7)3 = 12 H3PO4 + 2 Fe + 3 Cr2O3
Nd2O3 + CaCl2 + Na = Nd + CaO + NaCl2 =>
Nd2O3 + 3 CaCl2 + 3 Na = 2 Nd + 3 CaO + 3 NaCl2
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
C2H4O + Cu(OH)2 = CH3COOH + Cu2O + H2O =>
C2H4O + 2 Cu(OH)2 = CH3COOH + Cu2O + 2 H2O
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
CH3OH + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 CH3OH + 6 KMnO4 + 9 H2SO4 = 5 CO2 + 6 MnSO4 + 3 K2SO4 + 19 H2O
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
NH3 + HC2H3O2 = NH4C2H3O2 =>
NH3 + HC2H3O2 = NH4C2H3O2
N2 + O2 + H2O = HNO3 =>
2 N2 + 5 O2 + 2 H2O = 4 HNO3
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/05/11
Équations équilibrées sur04/04/10
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