| Équations équilibrées la veille |
Fe + 3 LiOH = Fe(OH)3 + 3 Li
HI(aq) + CaCO3(s) = CaI2 + CO2 + H2O =>
2 HI(aq) + CaCO3(s) = CaI2 + CO2 + H2O
CO3 + H2O = CO2 + OH =>
CO3 + H2O = CO2 + 2 OH
CuCO3 + HNO3 = Cu(NO3)2 + H2O + CO2 =>
CuCO3 + 2 HNO3 = Cu(NO3)2 + H2O + CO2
C2H4 + H2O = C2H6 + O2 =>
2 C2H4 + 2 H2O = 2 C2H6 + O2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NaCIO = NaCI + O2 =>
2 NaCIO = 2 NaCI + O2
CuO2 + HCl = CuCl + HO2 =>
CuO2 + HCl = CuCl + HO2
Al4C + H2O = Al2O + CH4 =>
Al4C + 2 H2O = 2 Al2O + CH4
KClO + HBr = KBr + HClO =>
KClO + HBr = KBr + HClO
C2H5OH = (C2H5)2O + H2O =>
2 C2H5OH = (C2H5)2O + H2O
K2Cr2O7 + NaOH = Na2Cr2O7 + KOH =>
K2Cr2O7 + 2 NaOH = Na2Cr2O7 + 2 KOH
Sn(NO3)2 + Cr = Cr(NO3)3 + Sn =>
3 Sn(NO3)2 + 2 Cr = 2 Cr(NO3)3 + 3 Sn
CH3COOH + Cl2 = CH2ClCOOH + HCl =>
CH3COOH + Cl2 = CH2ClCOOH + HCl
HOOCCH2COOH + NaOH = HOOCCH2COONa + H2O =>
HOOCCH2COOH + NaOH = HOOCCH2COONa + H2O
Al + F = AlF3 =>
Al + 3 F = AlF3
Mg3(PO4)2 = Mg{2+} + PO4{3-} =>
Mg3(PO4)2 = 3 Mg{2+} + 2 PO4{3-}
HgCl2 + H2O = Hg2Cl2 + HCl + O2 =>
4 HgCl2 + 2 H2O = 2 Hg2Cl2 + 4 HCl + O2
Co(NO3)2 + Na2SO4 = CoSO4 + Na(NO3) =>
Co(NO3)2 + Na2SO4 = CoSO4 + 2 Na(NO3)
Na2SO4 + H4C2O2 = NaC2H3O2 + H2SO4 =>
Na2SO4 + 2 H4C2O2 = 2 NaC2H3O2 + H2SO4
BiCl3 + NH4OH = BiOH + NH4Cl3 =>
BiCl3 + NH4OH = BiOH + NH4Cl3
(NH4)2(CO3) + Ba(NO3)2 = (NH4)(NO3) + Ba(CO3) =>
(NH4)2(CO3) + Ba(NO3)2 = 2(NH4)(NO3) + Ba(CO3)
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
FeCrO4 + NaCO3 + O2 = Na2CrO4 + CO2 + FeO3 =>
2 FeCrO4 + 4 NaCO3 + O2 = 2 Na2CrO4 + 4 CO2 + 2 FeO3
ZnS + NaOH = Zn(OH)2 + Na2S =>
ZnS + 2 NaOH = Zn(OH)2 + Na2S
Cd(NO3)2 + NaCN = Cd(CN)2 + NaNO3 =>
Cd(NO3)2 + 2 NaCN = Cd(CN)2 + 2 NaNO3
AgCl + H2O = AgOH + HCl =>
AgCl + H2O = AgOH + HCl
Al(s) + CuSo4(aq) = Cu(s) + Al2(So4)3(aq) =>
2 Al(s) + 3 CuSo4(aq) = 3 Cu(s) + Al2(So4)3(aq)
K2CO3 + CO2 + H2O = K2(HCO3)2 =>
K2CO3 + CO2 + H2O = K2(HCO3)2
Zn + Pb(CH3COO)2 = Pb + Zn(CH3COO)2 =>
Zn + Pb(CH3COO)2 = Pb + Zn(CH3COO)2
Cu(OH)2 + Na2CO3 = (CuOH)2CO3 + NaOH =>
2 Cu(OH)2 + Na2CO3 = (CuOH)2CO3 + 2 NaOH
As2O3 + (NH4)2S = AsO2NH4 + (AsO)2S =>
2 As2O3 + (NH4)2S = 2 AsO2NH4 + (AsO)2S
Bi2S3(s) + HNO3(aq) = Bi(NO3)3(aq) + NO2(g) + S(s) + H2O(l) =>
Bi2S3(s) + 12 HNO3(aq) = 2 Bi(NO3)3(aq) + 6 NO2(g) + 3 S(s) + 6 H2O(l)
Cu(s) + AgNO3 = Ag(s) + Cu(NO3)2 =>
Cu(s) + 2 AgNO3 = 2 Ag(s) + Cu(NO3)2
C8H10 + Cl2 = C8H9Cl2 + HCl =>
2 C8H10 + 3 Cl2 = 2 C8H9Cl2 + 2 HCl
Ca(H2PO4)2 + CaO = CaHPO4 + H2O =>
Ca(H2PO4)2 + CaO = 2 CaHPO4 + H2O
Li + LiOH = Li2OH =>
Li + LiOH = Li2OH
NaHCO3 + HCOOH = HCOONa + H2CO3 =>
NaHCO3 + HCOOH = HCOONa + H2CO3
Mg3(PO4)2 = Mg + PO4 =>
Mg3(PO4)2 = 3 Mg + 2 PO4
As2S3 + H2O2 + NH3 = (NH4)2SO4 + NH4AsO3 + H2O =>
As2S3 + 14 H2O2 + 8 NH3 = 3(NH4)2SO4 + 2 NH4AsO3 + 10 H2O
H3Al + OH = Al + H2O =>
H3Al + 3 OH = Al + 3 H2O
CuCl2(aq) + Na2SO4(aq) = CuSO4 + NaCl =>
CuCl2(aq) + Na2SO4(aq) = CuSO4 + 2 NaCl
Mg2Si + H2O = Mg(OH)2 + SiH4 =>
Mg2Si + 4 H2O = 2 Mg(OH)2 + SiH4
Br2 + HI = I + HBr =>
Br2 + 2 HI = 2 I + 2 HBr
NiS + LiOH = Ni(OH)2 + Li2S =>
NiS + 2 LiOH = Ni(OH)2 + Li2S
Fe(NO3)2 + KOH = K(NO3)2 + FeOH =>
Fe(NO3)2 + KOH = K(NO3)2 + FeOH
Fe(SCN)3 + KF = FeF3 + KSCN =>
Fe(SCN)3 + 3 KF = FeF3 + 3 KSCN
C7H5O6N3(s) + O2(g) = CO2(g) + H2O(g) + N2(g) =>
4 C7H5O6N3(s) + 21 O2(g) = 28 CO2(g) + 10 H2O(g) + 6 N2(g)
Y2O3 + BaCO3 + CuO = YBa2Cu3O7 + CO2 + CO =>
Y2O3 + 4 BaCO3 + 6 CuO = 2 YBa2Cu3O7 + 3 CO2 + CO
Pd + O2 = PdO2 =>
Pd + O2 = PdO2
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Équations équilibrées sur10/26/24
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