| Équations équilibrées la veille |
Al2(CO3)3 + 6 HCl = 2 AlCl3 + 3 CO2 + 3 H2O
Pb(CH3COO)2 + Na2S = PbS + Na(CH3COO) =>
Pb(CH3COO)2 + Na2S = PbS + 2 Na(CH3COO)
Mg + Zn(NO3)4 = Mg(NO3)2 + Zn =>
2 Mg + Zn(NO3)4 = 2 Mg(NO3)2 + Zn
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
CaO + Al = Al2(O2)3 + Ca =>
6 CaO + 2 Al = Al2(O2)3 + 6 Ca
Na2CO3(s) + H2SO4(aq) = H2CO3 + SO4 + Na =>
Na2CO3(s) + H2SO4(aq) = H2CO3 + SO4 + 2 Na
CH3CHMgClCH3 + HCHO = CH2(OMgCl)CH(CH3)CH3 =>
CH3CHMgClCH3 + HCHO = CH2(OMgCl)CH(CH3)CH3
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
PbCrO4 + KOH = KHPbO2 + K2CrO4 + H2O =>
PbCrO4 + 3 KOH = KHPbO2 + K2CrO4 + H2O
H4O3 = H2O + O2 =>
2 H4O3 = 4 H2O + O2
C2H5OH + NaClO = CH3COONa + Cl2 + NaOH =>
C2H5OH + 4 NaClO = CH3COONa + 2 Cl2 + 3 NaOH
PbS + H2O = Pb(OH)2 + H2S =>
PbS + 2 H2O = Pb(OH)2 + H2S
HgC2H3O2 + NaCr2O7 = HgCr2O7 + NaC2H3O2 =>
HgC2H3O2 + NaCr2O7 = HgCr2O7 + NaC2H3O2
SO3 + MnO = SO4 + Mn =>
SO3 + MnO = SO4 + Mn
C2H2 + HCl = C2H3Cl =>
C2H2 + HCl = C2H3Cl
Ag2C2O4 + H2SO4 = Ag2SO4 + H2C2O4 =>
Ag2C2O4 + H2SO4 = Ag2SO4 + H2C2O4
Pb(s) + FeSO4(aq) = Fe + PbSO4 =>
Pb(s) + FeSO4(aq) = Fe + PbSO4
Sb2S3 + O2 = Sb2O3 + SO2 =>
2 Sb2S3 + 9 O2 = 2 Sb2O3 + 6 SO2
NaOH(aq) + HBr(aq) = NaBrH2O =>
NaOH(aq) + HBr(aq) = NaBrH2O
SnCl2 + Br2 = BrCl + Sn =>
SnCl2 + Br2 = 2 BrCl + Sn
TiCl4 + Mg = Ti + MgCl2 =>
TiCl4 + 2 Mg = Ti + 2 MgCl2
NH + H2SO4 = NH3 + HSO4 =>
NH + 2 H2SO4 = NH3 + 2 HSO4
HNO3 + Ba(OH)2 = water + Bariumnitrate =>
2 HNO3 + Ba(OH)2 = 2 H2O + Ba(NO3)2
HNO3 + CaO = Ca2 + NO3 + H2O =>
4 HNO3 + 2 CaO = Ca2 + 4 NO3 + 2 H2O
Ti(NO3)4 = Ti + NO2 + O2 =>
Ti(NO3)4 = Ti + 4 NO2 + 2 O2
Ca(OH)2BaO = CaBaO2H2O =>
Ca(OH)2BaO = CaBaO2H2O
Tl + O2 = Tl2O3 =>
4 Tl + 3 O2 = 2 Tl2O3
U + H2 = UH3 =>
2 U + 3 H2 = 2 UH3
NaOH + CaCO3 = Ca(OH)2 + Na2CO3 =>
2 NaOH + CaCO3 = Ca(OH)2 + Na2CO3
V + Cl2 = VCl2 =>
V + Cl2 = VCl2
Hg(OH)2 + H3PO4 = H2OHg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = H2OHg3(PO4)2 + 5 H2O
Na + ONaNO3 = Na2O + N2 =>
14 Na + 2 ONaNO3 = 8 Na2O + N2
Na2CO3 + CaCl2 = NaCl + CaCO3 =>
Na2CO3 + CaCl2 = 2 NaCl + CaCO3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH3NH2 + O = CO + N + H2O =>
2 CH3NH2 + 7 O = 2 CO + 2 N + 5 H2O
Fe(SO4) + AgNO3 = Fe(NO3)2 + Ag2SO4 =>
Fe(SO4) + 2 AgNO3 = Fe(NO3)2 + Ag2SO4
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
ZnC2O4 = Zn + CO2 =>
ZnC2O4 = Zn + 2 CO2
Ba(OH)2 + NH4(C2H3O2) = Ba(C2H3O2)2 + NH4OH =>
Ba(OH)2 + 2 NH4(C2H3O2) = Ba(C2H3O2)2 + 2 NH4OH
ZnCO3 + H3C6H5O7 = Zn3C6H5O7 + H2O + CO2 =>
18 ZnCO3 + 7 H3C6H5O7 = 6 Zn3C6H5O7 + 13 H2O + 24 CO2
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb =>
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb
Cu(NH3)4(H2O)2 + H2SO4 = CuSO4 + (NH4)2SO4 + H3O =>
Cu(NH3)4(H2O)2 + 3 H2SO4 = CuSO4 + 2(NH4)2SO4 + 2 H3O
CrCl3 + ZnS = Cr2S3 + ZnCl2 =>
2 CrCl3 + 3 ZnS = Cr2S3 + 3 ZnCl2
FeS + HNO3 = Fe(NO3)8 + NO2 + H2O + SO3 =>
FeS + 22 HNO3 = Fe(NO3)8 + 14 NO2 + 11 H2O + SO3
Li2 + S8 = LiS =>
4 Li2 + S8 = 8 LiS
Al2(SO4)3 + (NH4)2CO3 = Al2(CO3)3 + (NH4)2(SO4) =>
Al2(SO4)3 + 3(NH4)2CO3 = Al2(CO3)3 + 3(NH4)2(SO4)
H5C6O6X3 + K2CO3 + H2O = H8C3O3 + CO2 + KO2CX =>
2 H5C6O6X3 + 3 K2CO3 + 3 H2O = 2 H8C3O3 + 3 CO2 + 6 KO2CX
Fe{3+} + HCOOH = CO2 + H{+} + Fe{2+} =>
2 Fe{3+} + HCOOH = CO2 + 2 H{+} + 2 Fe{2+}
CuS(S) + O2(g) = Cu2O(s) + SO2(g) =>
4 CuS(S) + 9 O2(g) = 2 Cu2O(s) + 8 SO2(g)
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Équations équilibrées sur02/01/25
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