| Équations équilibrées la veille | Équations équilibrées le lendemain |
Br2 + SO2 + 2 H2O = 2 HBr + H2SO4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Pb(NO3)2 + KCl = KNO3 + PbCl2 =>
Pb(NO3)2 + 2 KCl = 2 KNO3 + PbCl2
Na2 + Cl2 = NaCl =>
Na2 + Cl2 = 2 NaCl
Pb(N3)2 + Cr(MnO4)2 = Pb3O4 + NO + Cr2O3 + MnO2 =>
15 Pb(N3)2 + 44 Cr(MnO4)2 = 5 Pb3O4 + 90 NO + 22 Cr2O3 + 88 MnO2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
KIO3 + NH3 = KNO3 + HI + H2 =>
KIO3 + NH3 = KNO3 + HI + H2
HCHO + MnO4{-} + H{+} = HCOOH + Mn{+2} + H2O =>
5 HCHO + 2 MnO4{-} + 6 H{+} = 5 HCOOH + 2 Mn{+2} + 3 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Fe3O3 + CO = Fe + CO2 =>
Fe3O3 + 3 CO = 3 Fe + 3 CO2
S2O8 = SO4 =>
S2O8 = 2 SO4
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
KIO3 + NH3 = KNO3 + HI + H2 =>
KIO3 + NH3 = KNO3 + HI + H2
KNO3 + Na2S = K2S + NaNO3 =>
2 KNO3 + Na2S = K2S + 2 NaNO3
KIO3 + NH3 = KNO3 + HI + H2 =>
KIO3 + NH3 = KNO3 + HI + H2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
CaCO3 + HNO3 = CO2 + H2O + Ca(NO3)2 =>
CaCO3 + 2 HNO3 = CO2 + H2O + Ca(NO3)2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
P2I4 + P4 + H2O = PH4I + H3PO4 =>
10 P2I4 + 13 P4 + 128 H2O = 40 PH4I + 32 H3PO4
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Hg + HNO3 = Hg(NO3)2 + H2O + NO =>
3 Hg + 8 HNO3 = 3 Hg(NO3)2 + 4 H2O + 2 NO
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Al + HCl = H2 + AlCl3 =>
2 Al + 6 HCl = 3 H2 + 2 AlCl3
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
LiO = Li + O2 =>
2 LiO = 2 Li + O2
Ba(NO3)2 + Na2(CrO4) = Ba(CrO4) + NaNO3 =>
Ba(NO3)2 + Na2(CrO4) = Ba(CrO4) + 2 NaNO3
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
NaSCN + H2SO4 + MnO2 = (SCN)2 + H2O + MnSO4 + Na2SO4 =>
2 NaSCN + 2 H2SO4 + MnO2 = (SCN)2 + 2 H2O + MnSO4 + Na2SO4
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
PdCl2 + HNO3 = Pd(NO3)2 + HCl =>
PdCl2 + 2 HNO3 = Pd(NO3)2 + 2 HCl
C6H12O6 = C + H2O =>
C6H12O6 = 6 C + 6 H2O
KI + HCl = HI + KCl =>
KI + HCl = HI + KCl
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
H2O2 = O2 + H2O =>
2 H2O2 = O2 + 2 H2O
CF2Cl2 + Na2C2O2 = NaCl + NaF + C + CO =>
CF2Cl2 + 2 Na2C2O2 = 2 NaCl + 2 NaF + C + 4 CO
CuO = CuO =>
CuO = CuO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HfCl3 + Al = HfCl2 + AlCl3 =>
3 HfCl3 + Al = 3 HfCl2 + AlCl3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ca(OH)2 + H3PO4 = Ca(H2PO4)2 + H2O =>
Ca(OH)2 + 2 H3PO4 = Ca(H2PO4)2 + 2 H2O
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
HCl + Na3PO4 = H3PO4 + NaCl =>
3 HCl + Na3PO4 = H3PO4 + 3 NaCl
Cu(NH3)4SO4 = CuSO4 + NH3 =>
Cu(NH3)4SO4 = CuSO4 + 4 NH3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/15/12
Équations équilibrées sur02/14/11
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