| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
CuSo + NaOH = CuOH + NaSo =>
CuSo + NaOH = CuOH + NaSo
Pb(NO3)2 = Pb + NO2 + O2 =>
Pb(NO3)2 = Pb + 2 NO2 + O2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
U{3+} + Cr{3+} = Cr{2+} + U{4+} =>
U{3+} + Cr{3+} = Cr{2+} + U{4+}
C7H6O3 + CH3OH = C8H8O3 + H2O =>
C7H6O3 + CH3OH = C8H8O3 + H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Cr{3+} + Fe = Cr{2+} + Fe{2+} =>
2 Cr{3+} + Fe = 2 Cr{2+} + Fe{2+}
Fe{3+} + {-} = Fe{2+} =>
Fe{3+} + e = Fe{2+}
Fe{2+} + {-} = Fe =>
Fe{2+} + 2e = Fe
Zn{2+} + K4[Fe(CN)6] = K2Zn3[Fe(CN)6]2 + K{+} =>
3 Zn{2+} + 2 K4[Fe(CN)6] = K2Zn3[Fe(CN)6]2 + 6 K{+}
H2O = H + O =>
H2O = 2 H + O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Na2SO4 + AgNO3 = Na2NO3 + AgSO4 =>
Na2SO4 + AgNO3 = Na2NO3 + AgSO4
Pb(NO3)4 + Zn = Zn(NO3)2 + Pb =>
Pb(NO3)4 + 2 Zn = 2 Zn(NO3)2 + Pb
Na2SO4 + AgNO3 = Na2NO3 + AgSO4 =>
Na2SO4 + AgNO3 = Na2NO3 + AgSO4
Fe{3+} + NH4OH = Fe(OH)3 + NH4{+} =>
Fe{3+} + 3 NH4OH = Fe(OH)3 + 3 NH4{+}
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Mg(OH)2 + HNO3 = Mg(NO3)2 + H2O =>
Mg(OH)2 + 2 HNO3 = Mg(NO3)2 + 2 H2O
H2 = H =>
H2 = 2 H
La2O3 + H2O = La(OH)3 =>
La2O3 + 3 H2O = 2 La(OH)3
NH3 + H3PO4 = (NH4)3PO4 =>
3 NH3 + H3PO4 = (NH4)3PO4
Li + N2 = LiN =>
2 Li + N2 = 2 LiN
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
C4N6O12 + C6H6 = CO2 + H2O + N2 =>
15 C4N6O12 + 4 C6H6 = 84 CO2 + 12 H2O + 45 N2
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
Cu(OH)2 + HCl = H2O + CuCl2 =>
Cu(OH)2 + 2 HCl = 2 H2O + CuCl2
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
Cr + H2SO4 + O2 = Cr2(SO4)3 + H2O =>
4 Cr + 6 H2SO4 + 3 O2 = 2 Cr2(SO4)3 + 6 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NH4Cl + Hg2(C2H3O2)2 = NH4C2H3O2 + HgCl =>
2 NH4Cl + Hg2(C2H3O2)2 = 2 NH4C2H3O2 + 2 HgCl
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
N2 + O2 + H2O = HNO3 =>
2 N2 + 5 O2 + 2 H2O = 4 HNO3
N2 + O2 + H2O = HNO2 =>
2 N2 + 3 O2 + 2 H2O = 4 HNO2
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Cl2 + S + H2O = H2SO4 + HCl =>
3 Cl2 + S + 4 H2O = H2SO4 + 6 HCl
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
H20 + CO2 = C6H12O6 + O2 =>
3 H20 + 30 CO2 = 5 C6H12O6 + 15 O2
H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
KNO2 + KClO3 = KCl + KNO3 =>
3 KNO2 + KClO3 = KCl + 3 KNO3
CH3NH2 + O2 = CO2 + H2O + N2 =>
4 CH3NH2 + 9 O2 = 4 CO2 + 10 H2O + 2 N2
GeO2 + NaBH4 = GeH4 + NaBO2 =>
GeO2 + NaBH4 = GeH4 + NaBO2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Cu + HNO3 = H2O + Cu(NO3)2 + NO =>
3 Cu + 8 HNO3 = 4 H2O + 3 Cu(NO3)2 + 2 NO
Cu(s) + O2(g) = CuO(s) =>
2 Cu(s) + O2(g) = 2 CuO(s)
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/27/09
Équations équilibrées sur01/26/09
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