| Équations équilibrées la veille | Équations équilibrées le lendemain |
ZnO + 2 NaOH + H2O = Na2(Zn(OH)4)
HBr = Br2 + H2 =>
2 HBr = Br2 + H2
Pb4 + O = PbO2 =>
Pb4 + 8 O = 4 PbO2
Na2O2 + SO3 = Na2SO4 + O2 =>
2 Na2O2 + 2 SO3 = 2 Na2SO4 + O2
CaSiO3 + HNO3 = Ca(NO3)2 + H2SiO3 =>
CaSiO3 + 2 HNO3 = Ca(NO3)2 + H2SiO3
Cu(NO3)2 + KOH = CuOH + K + NO3 =>
Cu(NO3)2 + KOH = CuOH + K + 2 NO3
NH3 + AlBr3 = NBr3 + AlH3 =>
NH3 + AlBr3 = NBr3 + AlH3
HBr = Br2 + H2 =>
2 HBr = Br2 + H2
MgO + NaOH = Mg(OH)2 + Na2O =>
MgO + 2 NaOH = Mg(OH)2 + Na2O
FeF3 + HNO3 = Fe(NO3)3 + F2 + NO2 + H2O =>
2 FeF3 + 12 HNO3 = 2 Fe(NO3)3 + 3 F2 + 6 NO2 + 6 H2O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Al(OH)3 + KNO3 = Al(NO3)3 + K[Al(OH)4] =>
4 Al(OH)3 + 3 KNO3 = Al(NO3)3 + 3 K[Al(OH)4]
CuCl2 + Ba(OH)2 = Ba(Cl)2 + Cu(OH)2 =>
CuCl2 + Ba(OH)2 = Ba(Cl)2 + Cu(OH)2
Nh4 + OH = Nh4OH =>
Nh4 + OH = Nh4OH
Li2S = Li + LiS =>
Li2S = Li + LiS
FeCl2 + H2SO4 = FeSO4 + Cl2H2 =>
FeCl2 + H2SO4 = FeSO4 + Cl2H2
Fe(s) + Cu(No3)(aq) = Fe(No3)2(aq) + Cu(s) =>
Fe(s) + 2 Cu(No3)(aq) = Fe(No3)2(aq) + 2 Cu(s)
Hg + Cr(NO3)3 = Hg(NO3)2 + Cr =>
3 Hg + 2 Cr(NO3)3 = 3 Hg(NO3)2 + 2 Cr
NiCl2 + BaS = NiS + BaCl2 =>
NiCl2 + BaS = NiS + BaCl2
AgF + HCl = AgCl + HF =>
AgF + HCl = AgCl + HF
HBr + Al(O)3 = HO + AlBr3 =>
3 HBr + Al(O)3 = 3 HO + AlBr3
C2H5Br + NH3 = C2H5NH2 + HBr =>
C2H5Br + NH3 = C2H5NH2 + HBr
Cu2 + O3 = CuO =>
3 Cu2 + 2 O3 = 6 CuO
Cu + HNO3(stez) = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3(stez) = 3 Cu(NO3)2 + 2 NO + 4 H2O
SnCl2(aq) + H2S(g) = SnS(s) + HCl(aq) =>
SnCl2(aq) + H2S(g) = SnS(s) + 2 HCl(aq)
SO3 + H = SO2H2O =>
SO3 + 2 H = SO2H2O
K + HBO2 = H2 + KBO2 =>
2 K + 2 HBO2 = H2 + 2 KBO2
Cu2O + KOH + H2O = K[Cu(OH)2] =>
Cu2O + 2 KOH + H2O = 2 K[Cu(OH)2]
FH = F2 + H2 =>
2 FH = F2 + H2
TiCl4(l) + Na(s) = NaCl(s) + Ti(s) =>
TiCl4(l) + 4 Na(s) = 4 NaCl(s) + Ti(s)
Cu + HNO3(stez) = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3(stez) = Cu(NO3)2 + 2 NO2 + 2 H2O
Na + ZnI = NaI + NaZn4 =>
5 Na + 4 ZnI = 4 NaI + NaZn4
Ba(NO3)2 + Cu(NH3)4SO4H2O = Ba(SO4) + Cu(NH3)4(NO3)2H2O =>
Ba(NO3)2 + Cu(NH3)4SO4H2O = Ba(SO4) + Cu(NH3)4(NO3)2H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
HClO2 + MgCO3 = Mg(ClO2)2 + H2O + CO2 =>
2 HClO2 + MgCO3 = Mg(ClO2)2 + H2O + CO2
Li2I = Li + I2 =>
2 Li2I = 4 Li + I2
P + KClO3 = KCl + P2O5 =>
6 P + 5 KClO3 = 5 KCl + 3 P2O5
P4 + H2O = H3PO4 + H2 =>
P4 + 16 H2O = 4 H3PO4 + 10 H2
SnCl2(aq) + H2S(g) = SnS(s) + HCl(aq) =>
SnCl2(aq) + H2S(g) = SnS(s) + 2 HCl(aq)
Ca{2+} + (COO)2{2-} = Ca(COO)2 =>
Ca{2+} + (COO)2{2-} = Ca(COO)2
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
Hydrogen + nitrogen = ammonia =>
3 H2 + N2 = 2 NH3
NH3 + KOH + K2[HgI4] = [OHg2NH2]I + H2O + KI =>
NH3 + 3 KOH + 2 K2[HgI4] = [OHg2NH2]I + 2 H2O + 7 KI
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Fe(s) + Cu(No3)(aq) = Fe(No3)2(aq) + Cu(s) =>
Fe(s) + 2 Cu(No3)(aq) = Fe(No3)2(aq) + 2 Cu(s)
MgBr2(aq) + KOH(aq) = KBr(aq) + Mg(OH)2(s) =>
MgBr2(aq) + 2 KOH(aq) = 2 KBr(aq) + Mg(OH)2(s)
Ca(AlO2)2 + HCl = AlCl3 + CaCl2 + H2O =>
Ca(AlO2)2 + 8 HCl = 2 AlCl3 + CaCl2 + 4 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
FeS + K2O2 = Fe2O3 + K2SO4 + K2O =>
2 FeS + 9 K2O2 = Fe2O3 + 2 K2SO4 + 7 K2O
BaO + Cr2O3 = Ba3(CrO3)2 =>
3 BaO + Cr2O3 = Ba3(CrO3)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/15/24
Équations équilibrées sur12/15/23
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