| Équations équilibrées la veille | Équations équilibrées le lendemain |
2(Fe)2 + 3 O2 = 2 Fe2O3
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
CuCl2 + Zn = Cu + ZnCl2 =>
CuCl2 + Zn = Cu + ZnCl2
Cu + HNO2 = CuO + NOH =>
Cu + HNO2 = CuO + NOH
Cr2O7{-2} + Fe{2+} + H{+} = Fe{3+} + Cr{3+} + H2O =>
Cr2O7{-2} + 6 Fe{2+} + 14 H{+} = 6 Fe{3+} + 2 Cr{3+} + 7 H2O
NiSO4(aq) + NaOH(aq) = Ni(OH)2(s) + Na2SO4(aq) =>
NiSO4(aq) + 2 NaOH(aq) = Ni(OH)2(s) + Na2SO4(aq)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CO + LiOH = LiCO + HO =>
CO + LiOH = LiCO + HO
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
Cu + Co(NO3)2 = Co + Cu(NO3)2 =>
Cu + Co(NO3)2 = Co + Cu(NO3)2
C8H12 + O2 = H2O + CO2 =>
C8H12 + 11 O2 = 6 H2O + 8 CO2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
H2S + KMnO4 + H2X = S + K2X + MnX + H2O =>
5 H2S + 2 KMnO4 + 3 H2X = 5 S + K2X + 2 MnX + 8 H2O
MnO2 + Ca(OH)2 = CaMnO4 + H2 =>
MnO2 + Ca(OH)2 = CaMnO4 + H2
As2S3 + HNO3 = HAsO3 + H2SO4 + NO2 + H2O =>
As2S3 + 28 HNO3 = 2 HAsO3 + 3 H2SO4 + 28 NO2 + 10 H2O
CrBr2(aq) + AgNO3 = AgBr2(s) + Cr(NO3)(aq) =>
CrBr2(aq) + AgNO3 = AgBr2(s) + Cr(NO3)(aq)
BZ = B + Z =>
BZ = B + Z
HS + H2SO4 = H2S + HSO4 =>
HS + H2SO4 = H2S + HSO4
Ca(HCO2)2 = Ca + H + C + O =>
Ca(HCO2)2 = Ca + 2 H + 2 C + 4 O
INi + K = KNi + I =>
INi + K = KNi + I
BeO + Li = Li2O + Be =>
BeO + 2 Li = Li2O + Be
H2O + Cr + HCl = CrCl3H2O + H2 =>
2 H2O + 2 Cr + 6 HCl = 2 CrCl3H2O + 3 H2
PH3 + H3PO4 = (PH4)3PO3 =>
13 PH3 + 3 H3PO4 = 4(PH4)3PO3
SiO2 + H2O = HSiO3({-}) + H3O{+} =>
SiO2 + 2 H2O = HSiO3({-}) + H3O{+}
C12H9Cl + O2 = CO2 + H2O + HCl =>
C12H9Cl + 14 O2 = 12 CO2 + 4 H2O + HCl
Ca = Ca6 =>
6 Ca = Ca6
MnO4{-} + SO32{-} + H{+} = Mn2{+} + SO42{-} + H2O* =>
40 MnO4{-} + 13 SO32{-} + 60 H{+} = 20 Mn2{+} + 13 SO42{-} + 30 H2O*
Za + HCl = ZaCl2 + H2 =>
Za + 2 HCl = ZaCl2 + H2
CaCO3 + H2O = Ca(OH)2 + H2CO3 =>
CaCO3 + 2 H2O = Ca(OH)2 + H2CO3
MnSO4 + NaOH = Mn(OH)2 + Na2SO4 =>
MnSO4 + 2 NaOH = Mn(OH)2 + Na2SO4
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
C2H6OC8H18 + O2 = CO2 + H2O =>
2 C2H6OC8H18 + 31 O2 = 20 CO2 + 24 H2O
K2CO3 + NaHCO3 = NaKCO3 + KHCO3 =>
K2CO3 + NaHCO3 = NaKCO3 + KHCO3
NH4H2BO3 + H2SO4 = H3BO3 + (NH4)2SO4 =>
2 NH4H2BO3 + H2SO4 = 2 H3BO3 + (NH4)2SO4
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
KOH + NH4CI = KCI + NH4OH =>
KOH + NH4CI = KCI + NH4OH
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Na2S + PbCl2 = NaCl + PbS =>
Na2S + PbCl2 = 2 NaCl + PbS
Na2SiO3 + HCl = NaCl + H2SiO3 =>
Na2SiO3 + 2 HCl = 2 NaCl + H2SiO3
AgCl + NH3 = AgNH2 + HCl =>
AgCl + NH3 = AgNH2 + HCl
Co2 + OH = Co(OH)2 =>
Co2 + 4 OH = 2 Co(OH)2
AlBr3 + Na = NaBr + Al =>
AlBr3 + 3 Na = 3 NaBr + Al
KOH + C2O4 = K2CO3 + H2O =>
4 KOH + C2O4 = 2 K2CO3 + 2 H2O
N + H2O = NO2 + NH3 =>
7 N + 6 H2O = 3 NO2 + 4 NH3
Al + Br2 = Al2Br6 =>
2 Al + 3 Br2 = Al2Br6
H2S + ZnCl2 = HCl + ZnS =>
H2S + ZnCl2 = 2 HCl + ZnS
CuOH + Ba(ClO3)2 = Ba(OH)2 + CuClO3 =>
2 CuOH + Ba(ClO3)2 = Ba(OH)2 + 2 CuClO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/06/25
Équations équilibrées sur02/05/24
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