| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
LiH + H2O = H2 + LiOH =>
LiH + H2O = H2 + LiOH
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + Ca(SO4) =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 Ca(SO4)
HCl + CuCO3 = CuCl2 + H2O + CO2 =>
2 HCl + CuCO3 = CuCl2 + H2O + CO2
N2O = N2 + O2 =>
2 N2O = 2 N2 + O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
MgH2 + H2O = H2 + Mg(OH)2 =>
MgH2 + 2 H2O = 2 H2 + Mg(OH)2
Ba(OH)2 = Ba + OH =>
Ba(OH)2 = Ba + 2 OH
C2H3Br3 + O2 = CO2 + H2O + Br2 =>
4 C2H3Br3 + 11 O2 = 8 CO2 + 6 H2O + 6 Br2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
BaCl2 + Na2CO3 = NaCl + BaCO3 =>
BaCl2 + Na2CO3 = 2 NaCl + BaCO3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
KOH(aq) + CuSO4(aq) = CuOH + KSO4 =>
KOH(aq) + CuSO4(aq) = CuOH + KSO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
PbS + HNO3 = Pb(NO3)2 + NO + S + H2O =>
3 PbS + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 3 S + 4 H2O
C2H8N2 + N2O4 = N2 + CO2 + H2O =>
C2H8N2 + 2 N2O4 = 3 N2 + 2 CO2 + 4 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
CH4 + NH3 + O2 = HCN + H2O =>
2 CH4 + 2 NH3 + 3 O2 = 2 HCN + 6 H2O
Ca3(PO4)2(s) + SiO2(aq) + C(s) = Ca2(SiO4)(s) + CO(g) + P4(s) =>
2 Ca3(PO4)2(s) + 3 SiO2(aq) + 10 C(s) = 3 Ca2(SiO4)(s) + 10 CO(g) + P4(s)
Ba(OH)2 = BaO + H2O =>
Ba(OH)2 = BaO + H2O
NaOH + H2SO4 = H2O + Na2SO4 =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
CaC2O4 + HCl = CaCl + HC2O4 =>
CaC2O4 + HCl = CaCl + HC2O4
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Pb(NO3)2 + Na2CO3 = Na2(NO3)2 + PbCO3 =>
Pb(NO3)2 + Na2CO3 = Na2(NO3)2 + PbCO3
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
CH4 = C + H2 =>
CH4 = C + 2 H2
NaOH + H3PO4 = H2O(l) + Na3PO4 =>
3 NaOH + H3PO4 = 3 H2O(l) + Na3PO4
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Li2SO4 + SrCl2 = LiCl + SrSO4 =>
Li2SO4 + SrCl2 = 2 LiCl + SrSO4
HI + H2SO4 = I2 + H2S + H2O =>
8 HI + H2SO4 = 4 I2 + H2S + 4 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
H2SO4 + NH3(H2O) = (NH4)2SO4 + H2O =>
H2SO4 + 2 NH3(H2O) = (NH4)2SO4 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/07/12
Équations équilibrées sur03/08/11
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