| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 KMnO4 + 9 H2SO4 + 5 Na2S = 3 K2SO4 + 6 MnSO4 + 5 Na2SO3 + 9 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Fe(OH)2 + O2 + H2O = Fe(OH)3 =>
4 Fe(OH)2 + O2 + 2 H2O = 4 Fe(OH)3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Ni(NO3)2 + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NaNO3
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
NO2 = N2O4 =>
2 NO2 = N2O4
Zn(s) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(aq) + H2(g)
KL + Pb(NO3)2 = KNO3 + PbL2 =>
2 KL + Pb(NO3)2 = 2 KNO3 + PbL2
Ca(OH)2 + Cl2 = CaCl2 + Ca(ClO3)2 + H2O =>
6 Ca(OH)2 + 6 Cl2 = 5 CaCl2 + Ca(ClO3)2 + 6 H2O
Al(s) + Fe2O3(s) = Al2O3(s) + Fe(s) =>
2 Al(s) + Fe2O3(s) = Al2O3(s) + 2 Fe(s)
KL + Pb(NO3)2 = KNO3 + PbL2 =>
2 KL + Pb(NO3)2 = 2 KNO3 + PbL2
Ni(NO3)2 + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NaNO3
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
BrF3 = Br2 + F2 =>
2 BrF3 = Br2 + 3 F2
CaCO3 + H2SO4 = CaSO4 + H2CO3 =>
CaCO3 + H2SO4 = CaSO4 + H2CO3
ZnS + HNO3 = Zn(NO3)2 + H2S =>
ZnS + 2 HNO3 = Zn(NO3)2 + H2S
Pb(NO3)2 + Na2S = PbS + NaNO3 =>
Pb(NO3)2 + Na2S = PbS + 2 NaNO3
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
FeCl3 + KOH = Fe(OH)3 + KCl =>
FeCl3 + 3 KOH = Fe(OH)3 + 3 KCl
H{+} + TiO2 + e = TiO + H2O =>
2 H{+} + TiO2 + 2e = TiO + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CO2 = CO + O2 =>
2 CO2 = 2 CO + O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CaCl2 + K2CO3 = CaCO3 + K2Cl2 =>
CaCl2 + K2CO3 = CaCO3 + K2Cl2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
N2 + O2 = NO =>
N2 + O2 = 2 NO
NH3 + Cl2 = N2 + HCl =>
2 NH3 + 3 Cl2 = N2 + 6 HCl
C8H16 + O2 = CO2 + H2O =>
C8H16 + 12 O2 = 8 CO2 + 8 H2O
SO3 + KOH = K2SO4 + H2O =>
SO3 + 2 KOH = K2SO4 + H2O
CO2 = C + O2 =>
CO2 = C + O2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
NO + Cl2 = NOCl =>
2 NO + Cl2 = 2 NOCl
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
Cl2 = Cl =>
Cl2 = 2 Cl
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Fe2O3(s) + H2(g) = Fe(s) + H2O(l) =>
Fe2O3(s) + 3 H2(g) = 2 Fe(s) + 3 H2O(l)
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
Zn + MnO2 + H2O = Zn(OH)2 + Mn2O3 =>
Zn + 2 MnO2 + H2O = Zn(OH)2 + Mn2O3
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
NH4Cl(s) = NH3(g) + HCl(g) =>
NH4Cl(s) = NH3(g) + HCl(g)
CO2 = CO + O2 =>
2 CO2 = 2 CO + O2
K + H3PO4 = K3PO4 + H2 =>
6 K + 2 H3PO4 = 2 K3PO4 + 3 H2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
NH4Cl(s) = NH3(g) + HCl(g) =>
NH4Cl(s) = NH3(g) + HCl(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/29/21
Équations équilibrées sur04/28/20
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