| Équations équilibrées la veille |
Pb(OH)2 + 2 H2CO3 = Pb(CO3)2 + 2 H2O + 2 H
Cu + NaCl = CuCl + Na =>
Cu + NaCl = CuCl + Na
CH3CH2OH + Br = CH3CH2Br + (OH)3 =>
3 CH3CH2OH + 3 Br = 3 CH3CH2Br + (OH)3
HClO4 + Ca(OH)2 = CaH + ClO4(OH)2 =>
HClO4 + Ca(OH)2 = CaH + ClO4(OH)2
CO(g) + H2(g) = CH3OH(g) =>
CO(g) + 2 H2(g) = CH3OH(g)
Ca + Mg2{+} = Ca2{+} + Mg =>
2 Ca + Mg2{+} = Ca2{+} + 2 Mg
Na2Cr2O7 + HCl + Na2SO3 = CrCl3 + Na2SO4 + H2O + NaCl =>
Na2Cr2O7 + 8 HCl + 3 Na2SO3 = 2 CrCl3 + 3 Na2SO4 + 4 H2O + 2 NaCl
(HBrO3) + Al(OH)3 = H2O + Al(BrO3)3 =>
3(HBrO3) + Al(OH)3 = 3 H2O + Al(BrO3)3
Al(OH)3 + H3PO4 = [AlOH]3(PO4)2 + H2O =>
3 Al(OH)3 + 2 H3PO4 = [AlOH]3(PO4)2 + 6 H2O
VCl2 + VOCl2 + HCl = VCl3 + H2O =>
VCl2 + VOCl2 + 2 HCl = 2 VCl3 + H2O
CaSO4 + CH3COONa = CH3COOCa + NaSO4 =>
CaSO4 + CH3COONa = CH3COOCa + NaSO4
I{-} = I2 + {-} =>
2 I{-} = I2 + 2e
Si + HCl = SiCl2H2 =>
Si + 2 HCl = SiCl2H2
Na{+} + Br = NaBr{+} =>
Na{+} + Br = NaBr{+}
FeSO4 + BaCl2 = FeCl3 + Ba3(SO4)2 =>
2 FeSO4 + 3 BaCl2 = 2 FeCl3 + Ba3(SO4)2
H2O + SO4 = H2SO4 + O2 =>
2 H2O + 2 SO4 = 2 H2SO4 + O2
NiSO4 + AlCl3 = Al2(SO4)3 + NiCl2 =>
3 NiSO4 + 2 AlCl3 = Al2(SO4)3 + 3 NiCl2
Fe(NO3)3 + H2 = Fe + N2O + H2O =>
2 Fe(NO3)3 + 15 H2 = 2 Fe + 3 N2O + 15 H2O
K + C2H3O2 = KC2H3O2 =>
K + C2H3O2 = KC2H3O2
H2O2(y) = H2O(y) + O2(y) =>
2 H2O2(y) = 2 H2O(y) + O2(y)
HOI = H + OI =>
HOI = H + OI
Cd + Al2(SO4)3 = Cd2(SO4)3 + Al =>
2 Cd + Al2(SO4)3 = Cd2(SO4)3 + 2 Al
(CH3OH) + C6H14 = C7H16 + H2O =>
(CH3OH) + C6H14 = C7H16 + H2O
C14H18 + KMnO4 = C6H5COOK + C7H14 + MnO2 =>
9 C14H18 + 10 KMnO4 = 10 C6H5COOK + 8 C7H14 + 10 MnO2
Ba(NO3)2 + HCl = Ba(Cl)2 + H(NO3) =>
Ba(NO3)2 + 2 HCl = Ba(Cl)2 + 2 H(NO3)
Ba(OH)2 + (NH4)2SO4 = BaSO4 + NH4OH =>
Ba(OH)2 + (NH4)2SO4 = BaSO4 + 2 NH4OH
CrO3 + H2S + H{+} = Cr{3+} + S + H2O =>
2 CrO3 + 3 H2S + 6 H{+} = 2 Cr{3+} + 3 S + 6 H2O
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]
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
C6H6O3 + H2O = C2H4O2 =>
C6H6O3 + 3 H2O = 3 C2H4O2
(Cu(NH3)4)(OH)2 + HNO3 = Cu(OH)2 + NH4NO3 =>
(Cu(NH3)4)(OH)2 + 4 HNO3 = Cu(OH)2 + 4 NH4NO3
Na(NO3) + BaCl2 = Ba(NO3)2 + NaCl =>
2 Na(NO3) + BaCl2 = Ba(NO3)2 + 2 NaCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CaBr2 + Cl2 = Br2 + CaCl2 =>
CaBr2 + Cl2 = Br2 + CaCl2
Cu(NO3)2 + K2CO3 = CuCO3 + KNO3 =>
Cu(NO3)2 + K2CO3 = CuCO3 + 2 KNO3
HC8H4O4 + KOH = C4H4O4 + H2O + K =>
HC8H4O4 + 5 KOH = 2 C4H4O4 + H2O + 5 K
(C2H5OH)15 + O2 = CO2 + H2O =>
(C2H5OH)15 + 45 O2 = 30 CO2 + 45 H2O
Ba(OH)2 + K2O = KOH + BaO =>
Ba(OH)2 + K2O = 2 KOH + BaO
Fe(OH)2ClNaOH = Fe(OH)3NaCl =>
Fe(OH)2ClNaOH = Fe(OH)3NaCl
AlCl3 + K2(SO4) = KCl + Al2(SO4)3 =>
2 AlCl3 + 3 K2(SO4) = 6 KCl + Al2(SO4)3
FeO + SO3 = FeSO4 =>
FeO + SO3 = FeSO4
MgF2 + LiBr = MgBr2 + LiF =>
MgF2 + 2 LiBr = MgBr2 + 2 LiF
C2H5OH + O2 = HCHO + H2 =>
2 C2H5OH + O2 = 4 HCHO + 2 H2
Sn(s) + CuBr2(aq) = SnBr2(aq) + Cu(s) =>
Sn(s) + CuBr2(aq) = SnBr2(aq) + Cu(s)
Fe2O3 + FeI2 + S = Fe3O4 + SIO2 =>
16 Fe2O3 + FeI2 + 2 S = 11 Fe3O4 + 2 SIO2
(NH4)2S + O2 = NH3 + SO2 + H2O =>
2(NH4)2S + 3 O2 = 4 NH3 + 2 SO2 + 2 H2O
C2H6O + Cr2O7{2-} + H3O{+} = C2H4O2 + Cr{3+} + H2O =>
3 C2H6O + 2 Cr2O7{2-} + 16 H3O{+} = 3 C2H4O2 + 4 Cr{3+} + 27 H2O
Cu + H2SO4 = Cu2(SO4)2 + H2O + S2O =>
10 Cu + 14 H2SO4 = 5 Cu2(SO4)2 + 14 H2O + 2 S2O
Mg(NO3)2 + NaOH(aq) = Mg(OH)2(s) + NaNO3(aq) =>
Mg(NO3)2 + 2 NaOH(aq) = Mg(OH)2(s) + 2 NaNO3(aq)
C6H5CH(CH3)2 + KMnO4 = C6H5COOK + MnO2 + K2CO3 + H2O =>
3 C6H5CH(CH3)2 + 28 KMnO4 = 2 C6H5COOK + 28 MnO2 + 13 K2CO3 + 13 H2O
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Équations équilibrées sur12/10/24
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