| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Ni(s) + HCl(aq) = H2(g) + NiCl2(aq) =>
Ni(s) + 2 HCl(aq) = H2(g) + NiCl2(aq)
C12H17O7Na + HCl + H2O = C6H10O7 + C3H6O + NaCl =>
C12H17O7Na + HCl + 2 H2O = C6H10O7 + 2 C3H6O + NaCl
KI + H2SO4 + H2O2 = K2SO4 + I2 + H2O =>
2 KI + H2SO4 + H2O2 = K2SO4 + I2 + 2 H2O
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
FeO + NO = Fe2O3 + N2 =>
4 FeO + 2 NO = 2 Fe2O3 + N2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
Fe2O3(s) + C(s) = Fe(s) + CO(g) =>
Fe2O3(s) + 3 C(s) = 2 Fe(s) + 3 CO(g)
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
Ni(NO3)2 + KOH = Ni(OH)2 + KNO3 =>
Ni(NO3)2 + 2 KOH = Ni(OH)2 + 2 KNO3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
K2Cr2O7 + FeCl2 + HCl = CrCl3 + KCl + FeCl3 + H2O =>
K2Cr2O7 + 6 FeCl2 + 14 HCl = 2 CrCl3 + 2 KCl + 6 FeCl3 + 7 H2O
K2Cr2O7 + H2SO4 + Na2SO3 = K2SO4 + Cr2(SO4)3 + Na2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 Na2SO3 = K2SO4 + Cr2(SO4)3 + 3 Na2SO4 + 4 H2O
CuCl2 + NAOH = Cu(OH)2 + NACl =>
CuCl2 + 2 NAOH = Cu(OH)2 + 2 NACl
Ag(aq) + Br2(g) = AgBr =>
2 Ag(aq) + Br2(g) = 2 AgBr
HNO2 + KI + HCl = I2 + N2 + KCl + H2O =>
2 HNO2 + 6 KI + 6 HCl = 3 I2 + N2 + 6 KCl + 4 H2O
K(s) + Cl2(g) = KCl(s) =>
2 K(s) + Cl2(g) = 2 KCl(s)
NH4Cl + Cl2 = HCl + NCl3 =>
NH4Cl + 3 Cl2 = 4 HCl + NCl3
Al(s) + H2SO4(aq) = Al2(SO4)3(aq) + H2(g) =>
2 Al(s) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 3 H2(g)
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
Pb + AgCl = PbCl2 + Ag =>
Pb + 2 AgCl = PbCl2 + 2 Ag
NaOH + HI = NaI + H2O =>
NaOH + HI = NaI + H2O
KMnO4 + H2SO4 + Na2SO3 = K2SO4 + Na2SO4 + MnSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 Na2SO3 = K2SO4 + 5 Na2SO4 + 2 MnSO4 + 3 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CH6O + O2 = CO2 + H2O =>
CH6O + 2 O2 = CO2 + 3 H2O
HCl + Al(OH)3 = AlCl3 + H2O =>
3 HCl + Al(OH)3 = AlCl3 + 3 H2O
Sn + HNO3 = SnO2 + NO2 + H2O =>
Sn + 4 HNO3 = SnO2 + 4 NO2 + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Na2CO3 + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3 + Ca(OH)2 = 2 NaOH + CaCO3
K2SO4(aq) + BaCl2(aq) = BaSO4(s) + KCl(aq) =>
K2SO4(aq) + BaCl2(aq) = BaSO4(s) + 2 KCl(aq)
HI = H2I2 =>
2 HI = H2I2
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
C1H6 + O2 = CO2 + H2O =>
2 C1H6 + 5 O2 = 2 CO2 + 6 H2O
KClO3 + S = KCl + SO2 =>
2 KClO3 + 3 S = 2 KCl + 3 SO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al + H2O + NaOH = NaAl(OH)4 + H2 =>
2 Al + 6 H2O + 2 NaOH = 2 NaAl(OH)4 + 3 H2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ca(OH)2(aq) + HNO3(aq) = Ca(NO3)2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 HNO3(aq) = Ca(NO3)2(aq) + 2 H2O(l)
K2Cr2O7 + H2SO4 + C2H5OH = CH3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 3 CH3COOH + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
Al(NO3)3 + H2SO4 = Al2(SO4)3 + HNO3 =>
2 Al(NO3)3 + 3 H2SO4 = Al2(SO4)3 + 6 HNO3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
HC2H3O2 + NaOH = NaC2H3O2 + H2O =>
HC2H3O2 + NaOH = NaC2H3O2 + H2O
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/12/18
Équations équilibrées sur07/12/17
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