| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Mg(s) + O2(g) = 2 MgO(s)
Fe + O2 + H20 = Fe(OH)3 =>
20 Fe + 30 O2 + 3 H20 = 20 Fe(OH)3
Fe2O3 + KI + HCl = FeCl2 + KCl + I2 + H2O =>
Fe2O3 + 2 KI + 6 HCl = 2 FeCl2 + 2 KCl + I2 + 3 H2O
HCl + Na2SO4 = NaCl + H2SO4 =>
2 HCl + Na2SO4 = 2 NaCl + H2SO4
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
H2SO4 + Cu = CuSO4 + H2O + SO2 =>
2 H2SO4 + Cu = CuSO4 + 2 H2O + SO2
Cr(OH)3 + HI = CrI3 + H2O =>
Cr(OH)3 + 3 HI = CrI3 + 3 H2O
Hg2Cl2 + SnCl2 = Hg + SnCl4 =>
Hg2Cl2 + SnCl2 = 2 Hg + SnCl4
Hg2Cl2(s) + SnCl2 = Hg + SnCl4 =>
Hg2Cl2(s) + SnCl2 = 2 Hg + SnCl4
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Hg2Cl2(s) + SnCl2 = Hg(s) + SnCl4 =>
Hg2Cl2(s) + SnCl2 = 2 Hg(s) + SnCl4
Mn(NO3)2 + K2S2O8 + H2O = MnO2 + K2SO4 + H2SO4 + HNO3 =>
Mn(NO3)2 + K2S2O8 + 2 H2O = MnO2 + K2SO4 + H2SO4 + 2 HNO3
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CO2 + NH3 = CO(NH2)2 + H2O =>
CO2 + 2 NH3 = CO(NH2)2 + H2O
AgBr + GaPO4 = Ag3PO4 + GaBr3 =>
3 AgBr + GaPO4 = Ag3PO4 + GaBr3
H2SO4 + Fe2(SO3)3 = Fe2(SO4)3 + H2O + SO2 =>
3 H2SO4 + Fe2(SO3)3 = Fe2(SO4)3 + 3 H2O + 3 SO2
KI + H2SO4 = K2SO4 + I2 + H2S + H2O =>
8 KI + 5 H2SO4 = 4 K2SO4 + 4 I2 + H2S + 4 H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
CuSO4 + KI = CuI + I2 + K2SO4 =>
2 CuSO4 + 4 KI = 2 CuI + I2 + 2 K2SO4
S2 + O2 = SO2 =>
S2 + 2 O2 = 2 SO2
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Al + HNO3 = Al(NO3)3 + N2O + H2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 3 N2O + 15 H2O
Mn(NO3)2 + K2S2O8 + H2O = MnO2 + K2SO4 + H2SO4 + HNO3 =>
Mn(NO3)2 + K2S2O8 + 2 H2O = MnO2 + K2SO4 + H2SO4 + 2 HNO3
NaHCO3 + HC2H3O2 = H2O + CO2 + C2H3NaO2 =>
NaHCO3 + HC2H3O2 = H2O + CO2 + C2H3NaO2
Zn + H2O = ZnO + H2 =>
Zn + H2O = ZnO + H2
KOH + H3PO4 = KPO4 + H4O =>
KOH + H3PO4 = KPO4 + H4O
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
KHC8H4O4 + NaOH = KNaC8H4O4 + H2O =>
KHC8H4O4 + NaOH = KNaC8H4O4 + H2O
Mg(s) + O2(g) = MgO2(s) =>
Mg(s) + O2(g) = MgO2(s)
CuSO4 + Fe = Cu + FeSO4 =>
CuSO4 + Fe = Cu + FeSO4
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Mg(s) + O2(g) = MgO2(s) =>
Mg(s) + O2(g) = MgO2(s)
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
C5H10 + KMnO4 + H2O = C5H10(OH)2 + KOH + MnO2 =>
3 C5H10 + 2 KMnO4 + 4 H2O = 3 C5H10(OH)2 + 2 KOH + 2 MnO2
Fe(s) + HCl(aq) = FeCl3(aq) + H2(g) =>
2 Fe(s) + 6 HCl(aq) = 2 FeCl3(aq) + 3 H2(g)
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
ZN + HCl = ZNCl2 + H2 =>
ZN + 2 HCl = ZNCl2 + H2
CO + H2 = C2H5OH + CO2 =>
3 CO + 3 H2 = C2H5OH + CO2
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
(NH4)3CO3 = NH4 + CO3 =>
(NH4)3CO3 = 3 NH4 + CO3
KCrO2 + Br2 + KOH = K2CrO4 + KBr + H20 =>
10 KCrO2 + 5 Br2 + 20 KOH = 10 K2CrO4 + 10 KBr + H20
NaCl + CaO = CaCl2 + Na2O =>
2 NaCl + CaO = CaCl2 + Na2O
Na + H2O = NaO + H2 =>
Na + H2O = NaO + H2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Co2 + OH = Co2OH =>
Co2 + OH = Co2OH
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
PCl3 + Cl2 = PCl5 =>
2 PCl3 + 5 Cl2 = 2 PCl5
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/08/14
Équations équilibrées sur03/10/13
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