| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2 + S = H2S
Fe + O = FeO =>
Fe + O = FeO
H2S = H2 + S =>
H2S = H2 + S
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Sc2O3(s) + H2O(l) = Sc(OH)3(s) =>
Sc2O3(s) + 3 H2O(l) = 2 Sc(OH)3(s)
H2S = H2 + S =>
H2S = H2 + S
Y + AgNO3 = Ag + YNO3 =>
Y + AgNO3 = Ag + YNO3
H2S = H2 + S =>
H2S = H2 + S
BAO + HNO3 = BA(NO3)2 + H2O =>
BAO + 2 HNO3 = BA(NO3)2 + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2S = H + S =>
H2S = 2 H + S
BaO + HNO3 = Ba(NO3)2 + H2O =>
BaO + 2 HNO3 = Ba(NO3)2 + H2O
Cr2O7{-2} + SO3{-2} + H{+} = Cr{+3} + SO4{-2} + H2O =>
Cr2O7{-2} + 3 SO3{-2} + 8 H{+} = 2 Cr{+3} + 3 SO4{-2} + 4 H2O
Fe + O = FeO =>
Fe + O = FeO
WO3 + H = W + H2O =>
WO3 + 6 H = W + 3 H2O
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
Al2(CO3)3 + H3PO4 = AlPO4 + CO2 + H2O =>
Al2(CO3)3 + 2 H3PO4 = 2 AlPO4 + 3 CO2 + 3 H2O
H3PO4 + Mg(HCO3)2 = Mg3(PO4)2 + H2O + CO2 =>
2 H3PO4 + 3 Mg(HCO3)2 = Mg3(PO4)2 + 6 H2O + 6 CO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ag + O2 + SO3 = Ag2SO4 =>
4 Ag + O2 + 2 SO3 = 2 Ag2SO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Pb3O4 = PbO + O2 =>
2 Pb3O4 = 6 PbO + O2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C3H8 + O2 = CO2 + H20 =>
5 C3H8 + 15 O2 = 15 CO2 + 2 H20
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CrCl3 + Br2 + KOH = K2CrO4 + KBr + KCl + H2O =>
2 CrCl3 + 3 Br2 + 16 KOH = 2 K2CrO4 + 6 KBr + 6 KCl + 8 H2O
Al + O = Al2O3 =>
2 Al + 3 O = Al2O3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Na2O + P4O10 = Na3PO4 =>
6 Na2O + P4O10 = 4 Na3PO4
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
CuO + NH3 = Cu + N2 + H2O =>
3 CuO + 2 NH3 = 3 Cu + N2 + 3 H2O
FeCl2 + Ag(NO)3 = Fe(NO)3 + AgCl2 =>
FeCl2 + Ag(NO)3 = Fe(NO)3 + AgCl2
Pb + O2 = PbO =>
2 Pb + O2 = 2 PbO
Ca + Cl = CaCl =>
Ca + Cl = CaCl
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
K + O2 = KO =>
2 K + O2 = 2 KO
NaOH + CuSO4 = Na2SO4 + Cu(OH)2 =>
2 NaOH + CuSO4 = Na2SO4 + Cu(OH)2
CuO + Al = Cu + Al2O3 =>
3 CuO + 2 Al = 3 Cu + Al2O3
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
NaClO + NaOH + BiOCl = NaBiO3 + NaCl + H2O =>
NaClO + 2 NaOH + BiOCl = NaBiO3 + 2 NaCl + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Na2O + P4O10 = Na3PO4 =>
6 Na2O + P4O10 = 4 Na3PO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/14/11
Équations équilibrées sur02/13/10
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