| Équations équilibrées la veille | Équations équilibrées le lendemain |
Sr + Cl2 = SrCl2
C57H92O6 + NaOH = NaC18H29O2 + C3H8O3 =>
C57H92O6 + 3 NaOH = 3 NaC18H29O2 + C3H8O3
Fe + CuSO4 = Cu + FeSO4 =>
Fe + CuSO4 = Cu + FeSO4
Fe2P + FeS2 = FeS + P4S10 =>
4 Fe2P + 18 FeS2 = 26 FeS + P4S10
Ca(OH)2 + NH4Cl = NH3 + CaCl2 + H2O =>
Ca(OH)2 + 2 NH4Cl = 2 NH3 + CaCl2 + 2 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
Al + NO3{-} + H2O = Al(OH)4{-} + NH3 + H{+} =>
8 Al + 3 NO3{-} + 23 H2O = 8 Al(OH)4{-} + 3 NH3 + 5 H{+}
NH + NO = N2 + H2O =>
4 NH + 2 NO = 3 N2 + 2 H2O
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
NH4Cl + Ba(OH)2 = BaCl2 + NH3 + H2O =>
2 NH4Cl + Ba(OH)2 = BaCl2 + 2 NH3 + 2 H2O
Cl + H2O = HCl + HClO3 =>
6 Cl + 3 H2O = 5 HCl + HClO3
C2H6O + Cr2O7{2-} + H{+} = C2H4O2 + Cr{3+} + H2O =>
3 C2H6O + 2 Cr2O7{2-} + 16 H{+} = 3 C2H4O2 + 4 Cr{3+} + 11 H2O
Pb(NO3)2 + SbCl3 = PbCl2 + Sb(NO3)3 =>
3 Pb(NO3)2 + 2 SbCl3 = 3 PbCl2 + 2 Sb(NO3)3
AgCl = Ag + Cl =>
AgCl = Ag + Cl
Ag + Cl = AgCl =>
Ag + Cl = AgCl
CaSO4(aq) + NaOH(aq) = Ca(OH)2(s) + Na2SO4(aq) =>
CaSO4(aq) + 2 NaOH(aq) = Ca(OH)2(s) + Na2SO4(aq)
NaIO3 + CaCl2 = Ca(IO3)2 + NaCl =>
2 NaIO3 + CaCl2 = Ca(IO3)2 + 2 NaCl
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C2H2(aq) + O2(g) = CO2(g) + H2O(g) =>
2 C2H2(aq) + 5 O2(g) = 4 CO2(g) + 2 H2O(g)
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Br2 + SO2 + H{+} + OH{-} = HBr + SO42{-} =>
79 Br2 + 2 SO2 + 78 H{+} + 80 OH{-} = 158 HBr + 2 SO42{-}
FeS(s) + HCl(aq) = FeCl2(aq) + H2S(g) =>
FeS(s) + 2 HCl(aq) = FeCl2(aq) + H2S(g)
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
CS2(l) + O2(g) = CO2(g) + SO2(g) =>
CS2(l) + 3 O2(g) = CO2(g) + 2 SO2(g)
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
HgO = Hg2 + O2 =>
2 HgO = Hg2 + O2
K3[Cr(OH)6] + Br2 + NaOH = Na2CrO4 + KBr + H2O =>
2 K3[Cr(OH)6] + 3 Br2 + 4 NaOH = 2 Na2CrO4 + 6 KBr + 8 H2O
NH4Cl + H2O = NH3 + Cl{-} + H3O{+} =>
NH4Cl + H2O = NH3 + Cl{-} + H3O{+}
HCl + AgNO3 = AgCl + HNO3 =>
HCl + AgNO3 = AgCl + HNO3
(NH4)3PO4 + Ca(NO3)2 = Ca3(PO4)2 + (NH4)(NO3) =>
2(NH4)3PO4 + 3 Ca(NO3)2 = Ca3(PO4)2 + 6(NH4)(NO3)
HSO4 + Mg = MgSO4 + H2 =>
2 HSO4 + 2 Mg = 2 MgSO4 + H2
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
NaCl + MnO2 + H2SO4 = NaSO4 + MnSO4 + H2O + Cl =>
NaCl + MnO2 + 2 H2Ag{+} = Mg{2+} + 2 Ag
Al + C = Al4C3 =>
4 Al + 3 C = Al4C3
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Cr2O3 + KClO3 + KOH = K2CrO4 + H2O + KCl =>
Cr2O3 + KClO3 + 4 KOH = 2 K2CrO4 + 2 H2O + KCl
CaOCl2 + HCl = CaCl2 + Cl2 + H2O =>
CaOCl2 + 2 HCl = CaCl2 + Cl2 + H2O
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
SO2 + H2O = HSO4{-} + H{+} + {-} =>
SO2 + 2 H2O = HSO4{-} + 3 H{+} + 2e
Cr(NO3)3 + NaOH + H2O2 = Na2CrO4 + HNO3 + H2O =>
2 Cr(NO3)3 + 4 NaOH + 3 H2O2 = 2 Na2CrO4 + 6 HNO3 + 2 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
NH4NO3 + LiOH = LiNO3 + NH3 + H2O =>
NH4NO3 + LiOH = LiNO3 + NH3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/03/13
Équations équilibrées sur02/02/12
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