| Équations équilibrées la veille |
2 Al(C2H3O2)3 + 3 MgO = 3 Mg(C2H3O2)2 + Al2O3
C3H6(g) + NH3(g) + O2(g) = C3H3N(l) + H2O(g) =>
2 C3H6(g) + 2 NH3(g) + 3 O2(g) = 2 C3H3N(l) + 6 H2O(g)
HCN = H + CN =>
HCN = H + CN
C2H5OH + Br2 = BrOH + C2H5 =>
2 C2H5OH + Br2 = 2 BrOH + 2 C2H5
NH4OH + C6H8O7 = C6H11NO7 + H2O =>
NH4OH + C6H8O7 = C6H11NO7 + H2O
Si4H10 + O2 = SiO2 + H2O =>
2 Si4H10 + 13 O2 = 8 SiO2 + 10 H2O
K2CrO4 + KBr + H2O = Cr(OH)3 + Br2 + KOH =>
2 K2CrO4 + 6 KBr + 8 H2O = 2 Cr(OH)3 + 3 Br2 + 10 KOH
CuO(s) + H2SO4(aq) = CuSO4(aq) + H2O =>
CuO(s) + H2SO4(aq) = CuSO4(aq) + H2O
Al + ZnBr2 = AlBr3 + Zn =>
2 Al + 3 ZnBr2 = 2 AlBr3 + 3 Zn
Cd + H2S = CdS + H2 =>
Cd + H2S = CdS + H2
As2S3 + H2O2 + NH3 = (NH4)3AsO3 + (NH4)2SO4 + H2O =>
As2S3 + 12 H2O2 + 12 NH3 = 2(NH4)3AsO3 + 3(NH4)2SO4 + 6 H2O
Al2(SO4)3 + HOH = Al(OH)3 + H2(SO4) =>
Al2(SO4)3 + 6 HOH = 2 Al(OH)3 + 3 H2(SO4)
SiO2 + HF(aq) = SiF4(g) + H2O =>
SiO2 + 4 HF(aq) = SiF4(g) + 2 H2O
Cu + H2O = Cu(OH)2 + H2 =>
Cu + 2 H2O = Cu(OH)2 + H2
H3O + Fe = Fe2O3 + H2 =>
6 H3O + 4 Fe = 2 Fe2O3 + 9 H2
Pb + O = PbO2 =>
Pb + 2 O = PbO2
CH3CH2OH + CrO3 + H2SO4 = CH3CO2H + Cr2(SO4)3 + H2O =>
3 CH3CH2OH + 4 CrO3 + 6 H2SO4 = 3 CH3CO2H + 2 Cr2(SO4)3 + 9 H2O
Fe + LiOH = Fe(OH)2 + Li =>
Fe + 2 LiOH = Fe(OH)2 + 2 Li
NaAl(OH)4 + CO2 = NaHCO3 + Al(OH)3 =>
NaAl(OH)4 + CO2 = NaHCO3 + Al(OH)3
C2H4O + Cr2O7{-2} + H{+} = C2H4O2 + Cr{+3} + H2O =>
3 C2H4O + Cr2O7{-2} + 8 H{+} = 3 C2H4O2 + 2 Cr{+3} + 4 H2O
Fe{3} + SCN{-} = FeSCN{2} =>
Fe{3} + SCN{-} = FeSCN{2}
Ba(OH)2 + H2SO4(aq) = BaSO4(s) + H2O(l) =>
Ba(OH)2 + H2SO4(aq) = BaSO4(s) + 2 H2O(l)
Li3N + H2O = NH3 + LiOH =>
Li3N + 3 H2O = NH3 + 3 LiOH
Al(HCO3)3 = Al2(CO3)3 + CO2 + H2O =>
2 Al(HCO3)3 = Al2(CO3)3 + 3 CO2 + 3 H2O
HgNO3 + NaOH = HgOH + NaNO3 =>
HgNO3 + NaOH = HgOH + NaNO3
P + NaOH = Na2HPO2 + PH3 =>
4 P + 6 NaOH = 3 Na2HPO2 + PH3
KBiO3 + FeSO4 + H2SO4 = Bi2(SO4)3 + K2SO4 + Fe2(SO4)3 + H2O =>
2 KBiO3 + 4 FeSO4 + 6 H2SO4 = Bi2(SO4)3 + K2SO4 + 2 Fe2(SO4)3 + 6 H2O
C5H11N + O2 = CO2 + H2O + N2 =>
4 C5H11N + 31 O2 = 20 CO2 + 22 H2O + 2 N2
HCO2H = H + CO2H =>
HCO2H = H + CO2H
AgClO4 + Na3PO4 = NaClO4 + Ag3PO4 =>
3 AgClO4 + Na3PO4 = 3 NaClO4 + Ag3PO4
C6H10O5 + H2O = CH4 + CO2 =>
C6H10O5 + H2O = 3 CH4 + 3 CO2
FeS + FeSO4 = Fe2(SO3)3 + Fe3O4 =>
5 FeS + 31 FeSO4 = 12 Fe2(SO3)3 + 4 Fe3O4
Ag2O2 = Ag + O =>
Ag2O2 = 2 Ag + 2 O
magnesiumchloride + ammoniumnitrate = magnesiumnitrate + ammoniumchloride =>
MgCl2 + 2 NH4NO3 = Mg(NO3)2 + 2 NH4Cl
NH4Cl + AlNO3 = NH4NO3 + AlCl =>
NH4Cl + AlNO3 = NH4NO3 + AlCl
Cl2 + Ca3P2 + H2O = Ca3(PO4)2 + HCl =>
8 Cl2 + Ca3P2 + 8 H2O = Ca3(PO4)2 + 16 HCl
K2S + O2 = K2O + S =>
2 K2S + O2 = 2 K2O + 2 S
CuSO4 + (NH4)2C2O4 = (NH4)2[Cu(C2O4)2] + (NH4)2SO4 =>
CuSO4 + 2(NH4)2C2O4 = (NH4)2[Cu(C2O4)2] + (NH4)2SO4
K2MnO4 = K3MnO4 + MnO2 + O2 =>
3 K2MnO4 = 2 K3MnO4 + MnO2 + O2
KOH + Al(OH)3 = K3(Al(OH)6) =>
3 KOH + Al(OH)3 = K3(Al(OH)6)
HI + KNO3 = HNO3 + KI =>
HI + KNO3 = HNO3 + KI
Ba(s) + H2O(l) = Ba(HO)2(s) + H2(g) =>
Ba(s) + 2 H2O(l) = Ba(HO)2(s) + H2(g)
H3N + Br2 = NH4Br + N2 =>
8 H3N + 3 Br2 = 6 NH4Br + N2
C9H20(l) + O2(g) = CO2(g) + H2O(g) =>
C9H20(l) + 14 O2(g) = 9 CO2(g) + 10 H2O(g)
KMnO4 + KI + H2O = MnO2 + I2 + KOH =>
2 KMnO4 + 6 KI + 4 H2O = 2 MnO2 + 3 I2 + 8 KOH
Hg(ClO3)2 = Hg + ClO3 =>
Hg(ClO3)2 = Hg + 2 ClO3
FeCl3(aq) + CoCl2(aq) = FeCl2(aq) + CoCl3(aq) =>
FeCl3(aq) + CoCl2(aq) = FeCl2(aq) + CoCl3(aq)
Cu + Cl2 = CuCl2 =>
Cu + Cl2 = CuCl2
Na2C2O4 + Al(NO3)3 = NaNO3 + Al2(C2O4)3 =>
3 Na2C2O4 + 2 Al(NO3)3 = 6 NaNO3 + Al2(C2O4)3
Cu + NH3 = [Cu(NH3)4]2 =>
2 Cu + 8 NH3 = [Cu(NH3)4]2
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Équations équilibrées sur10/26/24
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