| Équations équilibrées la veille | Équations équilibrées le lendemain |
7 O2 + 2 CH3CH3 = 4 CO2 + 6 H2O
H2SO4 + KMnO4 + KCl = K2SO4 + MnSO4 + H2O + Cl2 =>
8 H2SO4 + 2 KMnO4 + 10 KCl = 6 K2SO4 + 2 MnSO4 + 8 H2O + 5 Cl2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na + Ci2 = NaCi =>
2 Na + Ci2 = 2 NaCi
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CuNO3 + Ba(OH)2 = CuOH + Ba(NO3)2 =>
2 CuNO3 + Ba(OH)2 = 2 CuOH + Ba(NO3)2
H2SO4 + HBr = SO2 + H2O + Br2 =>
H2SO4 + 2 HBr = SO2 + 2 H2O + Br2
Ba(NO3)2(aq) + K2SO4(aq) = Ba(SO4) + KNO3 =>
Ba(NO3)2(aq) + K2SO4(aq) = Ba(SO4) + 2 KNO3
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
P2O5 + I2 = PI3 + O2 =>
2 P2O5 + 6 I2 = 4 PI3 + 5 O2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
K2CO3 = K2O + CO2 =>
K2CO3 = K2O + CO2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Na + Ci2 = NaCi =>
2 Na + Ci2 = 2 NaCi
Na2SO4(aq) + CaCl2(aq) = CaSO4(s) + NaCl(aq) =>
Na2SO4(aq) + CaCl2(aq) = CaSO4(s) + 2 NaCl(aq)
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Co(C2H3O2)2(aq) + Na2S(aq) = CoS(s) + NaC2H3O2(aq) =>
Co(C2H3O2)2(aq) + Na2S(aq) = CoS(s) + 2 NaC2H3O2(aq)
CuSO4 + Al = Cu + AlSO4 =>
CuSO4 + Al = Cu + AlSO4
Al(s) + HCl = AlCl2 + H2 =>
Al(s) + 2 HCl = AlCl2 + H2
KOH(aq) + NiCl2(aq) = Ni(OH)2(s) + KCl(aq) =>
2 KOH(aq) + NiCl2(aq) = Ni(OH)2(s) + 2 KCl(aq)
H2Se + H2O = H3O{+} + HSe{-} =>
H2Se + H2O = H3O{+} + HSe{-}
H2O + (MnO4){-} + (ClO2){-} = MnO2 + (ClO4){-} + (OH){-} =>
2 H2O + 4(MnO4){-} + 3(ClO2){-} = 4 MnO2 + 3(ClO4){-} + 4(OH){-}
O2 + C5H12 = CO2 + H2O =>
8 O2 + C5H12 = 5 CO2 + 6 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Zn + Ni(NO3)2 = ZnNO3 + Ni =>
2 Zn + Ni(NO3)2 = 2 ZnNO3 + Ni
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Sb + HNO3 = Sb2O5 + NO + H2O =>
6 Sb + 10 HNO3 = 3 Sb2O5 + 10 NO + 5 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
I2O5 + CO = I2 + CO2 =>
I2O5 + 5 CO = I2 + 5 CO2
MnO2 + HCl = Cl2 + MnCl2 + H2O =>
MnO2 + 4 HCl = Cl2 + MnCl2 + 2 H2O
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
Al(s) + NaOH + H2O = NaAlO2(ac) + H2 =>
2 Al(s) + 2 NaOH + 2 H2O = 2 NaAlO2(ac) + 3 H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
H2SO4 + Ca3(PO4)2 = CaSO4 + H3PO4 =>
3 H2SO4 + Ca3(PO4)2 = 3 CaSO4 + 2 H3PO4
KHF2 = KF + H2 + F2 =>
2 KHF2 = 2 KF + H2 + F2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
HX + Ba(OH) = H2O + BaX =>
HX + Ba(OH) = H2O + BaX
Al2O3 + Fe = Al + Fe3O4 =>
4 Al2O3 + 9 Fe = 8 Al + 3 Fe3O4
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
Co(NO3)2 + (NH4)2S = CoS + NH4(NO3) =>
Co(NO3)2 + (NH4)2S = CoS + 2 NH4(NO3)
KHF2 = KF + H2 + F2 =>
2 KHF2 = 2 KF + H2 + F2
C2H4 + Cl2 = C2H4Cl2 =>
C2H4 + Cl2 = C2H4Cl2
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
HNO3 + Fe = Fe(NO3)2 + NO + H2O =>
8 HNO3 + 3 Fe = 3 Fe(NO3)2 + 2 NO + 4 H2O
BCl3 + H2O = H3BO3 + HCl =>
BCl3 + 3 H2O = H3BO3 + 3 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/02/15
Équations équilibrées sur05/02/14
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