| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Hg(SCN)2 = 2 HgS + CS2 + C3N4
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
C6H14 = C2H4 + C2H6 =>
C6H14 = 2 C2H4 + C2H6
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
Zn(OH)4{2-} + HS{-} = ZnS + H2O + OH{-} =>
Zn(OH)4{2-} + HS{-} = ZnS + H2O + 3 OH{-}
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
C4H8 + Cl2 = C4H6 + HCl =>
C4H8 + Cl2 = C4H6 + 2 HCl
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
CuBr + Cl2 = CuCl + Br =>
2 CuBr + Cl2 = 2 CuCl + 2 Br
C3H6 + HBr = C3H5Br2 + H2 =>
2 C3H6 + 4 HBr = 2 C3H5Br2 + 3 H2
Cu(OH)2 + HCl = CuHCl3 + H2O =>
Cu(OH)2 + 3 HCl = CuHCl3 + 2 H2O
HNO3 + Fe2S3 = Fe(NO3)3 + H2S =>
6 HNO3 + Fe2S3 = 2 Fe(NO3)3 + 3 H2S
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Cl2 + Ag3IO5 + H2O = H5IO6 + AgCl + O2 =>
6 Cl2 + 4 Ag3IO5 + 10 H2O = 4 H5IO6 + 12 AgCl + 3 O2
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
CuO + B2O3 = Cu(BO2)2 =>
CuO + B2O3 = Cu(BO2)2
N2H2 + H2O = NH3 + OH =>
N2H2 + 4 H2O = 2 NH3 + 4 OH
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
AlCl3 + Cs = CsCl + Al =>
AlCl3 + 3 Cs = 3 CsCl + Al
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
SiH2 + O2 = SiO2 + H2O =>
2 SiH2 + 3 O2 = 2 SiO2 + 2 H2O
Mg + ZnBr2 = MgBr2 + Zn =>
Mg + ZnBr2 = MgBr2 + Zn
Na2Zn(CN)4 + NaHS + H2SO4 = ZnS + HCN + Na2SO4 =>
2 Na2Zn(CN)4 + 2 NaHS + 3 H2SO4 = 2 ZnS + 8 HCN + 3 Na2SO4
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
K2[HgI4] + NH3 + KOH = [Hg2ONH2]I + KI + H2O =>
2 K2[HgI4] + NH3 + 3 KOH = [Hg2ONH2]I + 7 KI + 2 H2O
CaO + Al2O3 = CaOAl2O3 =>
CaO + Al2O3 = CaOAl2O3
LiOH(aq) + VCl3(aq) = LiCl(aq) + V(OH)3(aq) =>
3 LiOH(aq) + VCl3(aq) = 3 LiCl(aq) + V(OH)3(aq)
AgNO3(ac) + HCl(ac) = AgCl(s) + HNO3(ac) =>
AgNO3(ac) + HCl(ac) = AgCl(s) + HNO3(ac)
AlCl3 + Cs = CsCl + Al =>
AlCl3 + 3 Cs = 3 CsCl + Al
MnO2 + H2SO4 + MgBr2 = MgSO4 + MnSO4 + Br2 + H2O =>
MnO2 + 2 H2SO4 + MgBr2 = MgSO4 + MnSO4 + Br2 + 2 H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
K2CO3 + O2 = KO2 + CO2 =>
2 K2CO3 + 3 O2 = 4 KO2 + 2 CO2
Cr2O3 + H2SO4 = Cr2(SO4)3 + H2O =>
Cr2O3 + 3 H2SO4 = Cr2(SO4)3 + 3 H2O
K3[Cr(C2O4)3]*3H2O + NaOH = Cr(OH)3 + K{+} + C2O4{2-} + Na{+} + H2O =>
K3[Cr(C2O4)3]*3H2O + 3 NaOH = Cr(OH)3 + 3 K{+} + 3 C2O4{2-} + 3 Na{+} + 3 H2O
Fe + PbCl4 = FeCl2 + Pb =>
2 Fe + PbCl4 = 2 FeCl2 + Pb
H2O + F2 = HF + O2 =>
2 H2O + 2 F2 = 4 HF + O2
F2(g) + CaCl2(aq) = CaF2(s) + Cl2(g) =>
F2(g) + CaCl2(aq) = CaF2(s) + Cl2(g)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Zn + K2Cr2O7 + NaOH + H2O = Na[Zn(OH)4] + Na3[Cr(OH)6] + KOH =>
2 Zn + K2Cr2O7 + 8 NaOH + 7 H2O = 2 Na[Zn(OH)4] + 2 Na3[Cr(OH)6] + 2 KOH
Ca + Fe2O3 = Fe + CaO =>
3 Ca + Fe2O3 = 2 Fe + 3 CaO
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CuSO4 + Na2S = CuS + Na2SO4 =>
CuSO4 + Na2S = CuS + Na2SO4
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Zn(OH)4{2-} + HS{-} = ZnS + H2O + OH{-} =>
Zn(OH)4{2-} + HS{-} = ZnS + H2O + 3 OH{-}
HBr + CrS = HCr + BrS =>
HBr + CrS = HCr + BrS
CrCl2 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + Cl2 + K2SO4 + H2O =>
2 CrCl2 + K2Cr2O7 + 7 H2SO4 = 2 Cr2(SO4)3 + 2 Cl2 + K2SO4 + 7 H2O
NaVO3 + AgNO3 + H2O = Ag3VO4 + NaNO3 + HNO3 =>
NaVO3 + 3 AgNO3 + H2O = Ag3VO4 + NaNO3 + 2 HNO3
CoCl2 + HNO3 + NaOH + H2O = Co(OH)3 + HNO2 + NaCl =>
2 CoCl2 + HNO3 + 4 NaOH + H2O = 2 Co(OH)3 + HNO2 + 4 NaCl
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
KFeO2 + HCl = FeCl3 + KCl + H2O =>
KFeO2 + 4 HCl = FeCl3 + KCl + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/22/24
Équations équilibrées sur01/21/24
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