| Équations équilibrées la veille | Équations équilibrées le lendemain |
As + 2 H2 = AsH4
As + H2 = AsH2 =>
As + H2 = AsH2
As + H2 = AsH =>
2 As + H2 = 2 AsH
Br2 + e = Br{-} =>
Br2 + 2e = 2 Br{-}
Al2 + X3 + NaHCO3 = AlOH + CO2 + Na2X =>
3 Al2 + X3 + 6 NaHCO3 = 6 AlOH + 6 CO2 + 3 Na2X
HgCl2 + Cu = CuCl2 + Hg =>
HgCl2 + Cu = CuCl2 + Hg
C2H4O3 + Na2CO3 = C2Na2 + H2O + CO2 =>
5 C2H4O3 + 3 Na2CO3 = 3 C2Na2 + 10 H2O + 7 CO2
As + H2 = AsH9 =>
2 As + 9 H2 = 2 AsH9
As + H2 = AsH8 =>
As + 4 H2 = AsH8
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
HCl + CaO = CaCl2 + H2O =>
2 HCl + CaO = CaCl2 + H2O
As + H2 = AsH6 =>
As + 3 H2 = AsH6
C2H4O3 + Na2CO3 = C2Na2H2 + H2O + CO2 =>
2 C2H4O3 + Na2CO3 = C2Na2H2 + 3 H2O + 3 CO2
Zn + HNO3 = Zn(NO3)2 + H2O + NO2 =>
Zn + 4 HNO3 = Zn(NO3)2 + 2 H2O + 2 NO2
Br2 + NH3 = N2 + NH4Br =>
3 Br2 + 8 NH3 = N2 + 6 NH4Br
Copper(II)Sulfate(aq) + Iron(s) = Copper(s) + Iron(II)Sulfate(aq) =>
Copper(II)Sulfate(aq) + Iron(s) = Copper(s) + Iron(II)Sulfate(aq)
Al + H2SO4 = Al2(SO4)3 + H2O + SO2 =>
2 Al + 6 H2SO4 = Al2(SO4)3 + 6 H2O + 3 SO2
Fe2O3 + CO = FeO + CO2 =>
Fe2O3 + CO = 2 FeO + CO2
FeCl3 + NH3 = FeNH3 + Cl3 =>
FeCl3 + NH3 = FeNH3 + Cl3
FeO + CO = Fe + CO2 =>
FeO + CO = Fe + CO2
Br2 + KOH = KBr + KBrO3 + H2O =>
3 Br2 + 6 KOH = 5 KBr + KBrO3 + 3 H2O
MnO2 + H2SO4 + H2C2O4 = MnSO4 + CO2 + H2O =>
MnO2 + H2SO4 + H2C2O4 = MnSO4 + 2 CO2 + 2 H2O
Fe + Fe(NO3)3 + Na2CO3 = Na2FeO4 + NaNO2 + CO2 =>
Fe + 2 Fe(NO3)3 + 6 Na2CO3 = 3 Na2FeO4 + 6 NaNO2 + 6 CO2
SO3 + H2SO4 = H2S2O7 =>
SO3 + H2SO4 = H2S2O7
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
Mg + HCl = H2 + MgCl2 =>
Mg + 2 HCl = H2 + MgCl2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Na2CO3 + H3PO4 = Na2HPO4 + H2CO3 =>
Na2CO3 + H3PO4 = Na2HPO4 + H2CO3
SiH4 + O2 = SiO + H2O =>
2 SiH4 + 3 O2 = 2 SiO + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Na2HPO4 + NaOH = Na3PO4 + H2O =>
Na2HPO4 + NaOH = Na3PO4 + H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CuS + O2 = CuO + SO =>
CuS + O2 = CuO + SO
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al + Cu2O = Cu + Al2O3 =>
2 Al + 3 Cu2O = 6 Cu + Al2O3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2 + Br = HBr =>
H2 + 2 Br = 2 HBr
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
H2 + Br = HBr =>
H2 + 2 Br = 2 HBr
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
NaCN + CuCO3 = Na2CO3 + Cu(CN)2 =>
2 NaCN + CuCO3 = Na2CO3 + Cu(CN)2
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
Al(OH)3 + Cs = CsOH + Al =>
Al(OH)3 + 3 Cs = 3 CsOH + Al
NaOH + MgSO4 = Na2SO4 + Mg(OH)2 =>
2 NaOH + MgSO4 = Na2SO4 + Mg(OH)2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
MgS + OF2 = MgF2 + SO =>
MgS + OF2 = MgF2 + SO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/04/14
Équations équilibrées sur05/04/13
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