| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NO + O2 = 2 NO2
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
HI + Cl2 = I2 + HCl =>
2 HI + Cl2 = I2 + 2 HCl
AuCl = Au + Cl2 =>
2 AuCl = 2 Au + Cl2
K[Cr(H2O)2(C2O4)2]2H2O + KOH = Cr(OH)3 + H2O + K + CO3 =>
K[Cr(H2O)2(C2O4)2]2H2O + 22 KOH = 2 Cr(OH)3 + 13 H2O + 23 K + 8 CO3
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Zn + AgCl = ZnCl + Ag =>
Zn + AgCl = ZnCl + Ag
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
FeCl2 + Li3PO4 = Fe3(PO4)2 + LiCl =>
3 FeCl2 + 2 Li3PO4 = Fe3(PO4)2 + 6 LiCl
S + OH{-} = S2O3{-2} + S{-2} + H2O =>
4 S + 6 OH{-} = S2O3{-2} + 2 S{-2} + 3 H2O
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
C + Fe2O3 = Fe + CO2 =>
3 C + 2 Fe2O3 = 4 Fe + 3 CO2
KNO3 = K2O + N2O + O2 =>
2 KNO3 = K2O + N2O + 2 O2
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
C + O2 = CO2 =>
C + O2 = CO2
CCl3COOH + NaOH = H2O + CCl3COONa =>
CCl3COOH + NaOH = H2O + CCl3COONa
Fe2 + Cl2 = FeCl2 =>
Fe2 + 2 Cl2 = 2 FeCl2
Ba + O2 = BaO2 =>
Ba + O2 = BaO2
H{+} + As2S3 + NO3{-} = H3AsO4 + SO4 + NO2 + H2O =>
34 H{+} + As2S3 + 34 NO3{-} = 2 H3AsO4 + 3 SO4 + 34 NO2 + 14 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Be + O2 = BeO2 =>
Be + O2 = BeO2
C + O2 = CO =>
2 C + O2 = 2 CO
C8H18O3(l) + O2(g) = H2O(g) + CO2(g) =>
C8H18O3(l) + 11 O2(g) = 9 H2O(g) + 8 CO2(g)
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
KMnO4 + H2SO4 + CH3CHO = K2SO4 + MnSO4 + CH3COOH + H2O =>
2 KMnO4 + 3 H2SO4 + 5 CH3CHO = K2SO4 + 2 MnSO4 + 5 CH3COOH + 3 H2O
NaOH + H3PO4 = H2O + Na2HPO4 =>
2 NaOH + H3PO4 = 2 H2O + Na2HPO4
NH3 = H2 + N =>
2 NH3 = 3 H2 + 2 N
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cl2 + NaOH = NaClO3 + NaCl + H2O =>
3 Cl2 + 6 NaOH = NaClO3 + 5 NaCl + 3 H2O
NaC2H3O2 + AgNO3 = NaNO3 + AgC2H3O2 =>
NaC2H3O2 + AgNO3 = NaNO3 + AgC2H3O2
C7H6O3 + O2 = CO2 + H2O =>
C7H6O3 + 7 O2 = 7 CO2 + 3 H2O
FeCl2 + HNO3 + HCl = FeCl3 + NO + H2O =>
3 FeCl2 + HNO3 + 3 HCl = 3 FeCl3 + NO + 2 H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
Al2(SO4)3 + BaCl2 = AlCl3 + BaSO4 =>
Al2(SO4)3 + 3 BaCl2 = 2 AlCl3 + 3 BaSO4
Pb(NO3)2 = PbO + O2 + NO2 =>
2 Pb(NO3)2 = 2 PbO + O2 + 4 NO2
Hg + HNO3 + HCl = HgCl + NO + H2O =>
3 Hg + HNO3 + 3 HCl = 3 HgCl + NO + 2 H2O
C12H26 + O2 = CO + H2O =>
2 C12H26 + 25 O2 = 24 CO + 26 H2O
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
C12H26 + O2 = CO + H2O =>
2 C12H26 + 25 O2 = 24 CO + 26 H2O
NaOH + CaBr2 = Ca(OH)2 + NaBr =>
2 NaOH + CaBr2 = Ca(OH)2 + 2 NaBr
Zn(NO3)2 + NaOH = Zn(OH)2 + Na(NO3) =>
Zn(NO3)2 + 2 NaOH = Zn(OH)2 + 2 Na(NO3)
C2H11OH + O2 = CO2 + H20 =>
10 C2H11OH + 15 O2 = 20 CO2 + 6 H20
Hg + HNO3 + HCl = HgCl2 + NO + H2O =>
3 Hg + 2 HNO3 + 6 HCl = 3 HgCl2 + 2 NO + 4 H2O
C12H26 + O2 = C + H2O =>
2 C12H26 + 13 O2 = 24 C + 26 H2O
C5H10N2O3 + O2 = CO2 + H2O + HNO3 =>
2 C5H10N2O3 + 17 O2 = 10 CO2 + 8 H2O + 4 HNO3
Ga + HCl = GaCl + H2 =>
2 Ga + 2 HCl = 2 GaCl + H2
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
Ga + HCl = GaCl3 + H2 =>
2 Ga + 6 HCl = 2 GaCl3 + 3 H2
H2NCH2COOH + O2 = CO2 + H2O + HNO3 =>
2 H2NCH2COOH + 7 O2 = 4 CO2 + 4 H2O + 2 HNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/06/13
Équations équilibrées sur04/05/12
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