| Équations équilibrées la veille |
H2NCH2CH2NH2 + 2 HCl = H3NCH2CH2NH3 + 2 Cl
H2SO4 + Zn(CH3CH2)2 = ZnSO4 + CH3CH3 =>
H2SO4 + Zn(CH3CH2)2 = ZnSO4 + 2 CH3CH3
Ca(ClO2)2 = CaCl2 + O2 =>
Ca(ClO2)2 = CaCl2 + 2 O2
NaBr + H2SO4 + MgO2 = Br2 + MgSO4 + H2O + Na2SO4 =>
2 NaBr + 2 H2SO4 + MgO2 = Br2 + MgSO4 + 2 H2O + Na2SO4
C6H5C2H5 + KMnO4 = C6H5COOK + K2CO3 + MnO2 + H2O =>
3 C6H5C2H5 + 22 KMnO4 = 2 C6H5COOK + 10 K2CO3 + 22 MnO2 + 10 H2O
KI + K2Cr2O7 + H2O = Cr2O3 + KOH + I2 =>
6 KI + K2Cr2O7 + 4 H2O = Cr2O3 + 8 KOH + 3 I2
CaCl2 + C2H5OH = C2H4 + CaO + HCl =>
CaCl2 + C2H5OH = C2H4 + CaO + 2 HCl
HI + Sb2O5 = H2O + Sb2O3 + I2 =>
4 HI + Sb2O5 = 2 H2O + Sb2O3 + 2 I2
ZnF2 = Zn + F =>
ZnF2 = Zn + 2 F
BiCl3 + SnCl2 + NaOH = Bi + Na2(Sn(OH)6) + NaCl =>
2 BiCl3 + 3 SnCl2 + 18 NaOH = 2 Bi + 3 Na2(Sn(OH)6) + 12 NaCl
Ca(C2H3O2)2 + (NH4)2CO3 = CaCO3 + NH4C2H3O2 =>
Ca(C2H3O2)2 + (NH4)2CO3 = CaCO3 + 2 NH4C2H3O2
MgNO3 + H2SO4 = MgNO4 + H2O + SO2 =>
MgNO3 + H2SO4 = MgNO4 + H2O + SO2
CuO + OH = CuOOH =>
CuO + OH = CuOOH
Cu + NaNO3 + HCl = Cu(NO3)2 + NaCl + NO + H2O =>
3 Cu + 8 NaNO3 + 8 HCl = 3 Cu(NO3)2 + 8 NaCl + 2 NO + 4 H2O
NH42CO3 + CaSO4 = NH42SO4 + CaCO3 =>
NH42CO3 + CaSO4 = NH42SO4 + CaCO3
CoCl2*6H2O + NH4Cl + NH3 + O2 = [Co(NH3)6]Cl3 + H2O =>
4 CoCl2*6H2O + 4 NH4Cl + 20 NH3 + O2 = 4[Co(NH3)6]Cl3 + 26 H2O
NH4OH + PbO = (NH4)2O + Pb(OH)2 =>
2 NH4OH + PbO = (NH4)2O + Pb(OH)2
ZnCuSO4 = ZnSO4Cu =>
ZnCuSO4 = ZnSO4Cu
C4H10O2 + K2Cr2O7 + H2SO4 = C4H6O3 + Cr2(SO4)3 + K2SO4 + H2O =>
C4H10O2 + K2Cr2O7 + 4 H2SO4 = C4H6O3 + Cr2(SO4)3 + K2SO4 + 6 H2O
Al2(SO4)3 + PbSO4 = Al2SO4 + Pb(SO4)3 =>
Al2(SO4)3 + PbSO4 = Al2SO4 + Pb(SO4)3
NH4OH + NO2 = NH4NO2 + OH =>
NH4OH + NO2 = NH4NO2 + OH
Fe + NH4OH = Fe(OH)3 + NH4 =>
Fe + 3 NH4OH = Fe(OH)3 + 3 NH4
Al2Si4O10(OH)2 + K{+} + H2O = KAlSiO4 + H{+} + H4SiO4 =>
Al2Si4O10(OH)2 + 2 K{+} + 4 H2O = 2 KAlSiO4 + 2 H{+} + 2 H4SiO4
ZnSO4*H2O + H2O = ZnSO4*4H2O =>
ZnSO4*H2O + 3 H2O = ZnSO4*4H2O
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
Pb(NO3)2 + KOH = KOH(NO3)2 + Pb =>
Pb(NO3)2 + KOH = KOH(NO3)2 + Pb
CoSO4 = CoO + SO3 =>
CoSO4 = CoO + SO3
Fe(OH)3 + H2SO4 = H2O + Fe + SO4 =>
2 Fe(OH)3 + 3 H2SO4 = 6 H2O + 2 Fe + 3 SO4
CaSO4 = CaO + O2 + SO2 =>
2 CaSO4 = 2 CaO + O2 + 2 SO2
O2 + I = IO7 =>
7 O2 + 2 I = 2 IO7
H2O2(l) + N2H4(g) = HNO3(aq) + H2O(l) =>
7 H2O2(l) + N2H4(g) = 2 HNO3(aq) + 8 H2O(l)
C14H30 = C8H18 + C3H6 =>
C14H30 = C8H18 + 2 C3H6
Cu + Si = Cu2Si =>
2 Cu + Si = Cu2Si
(NH4)2MoO4 + H2O2 = (NH4)2MoO8 + H2O =>
(NH4)2MoO4 + 4 H2O2 = (NH4)2MoO8 + 4 H2O
Sn(OH)4 + H2Cr2O7 = Sn(HCr2O7)4 + H2O =>
Sn(OH)4 + 4 H2Cr2O7 = Sn(HCr2O7)4 + 4 H2O
BeO + HBr = BeBr2 + H2O =>
BeO + 2 HBr = BeBr2 + H2O
K2O(s) + SiO2(s) = K2SiO3(s) =>
K2O(s) + SiO2(s) = K2SiO3(s)
V(s) + O(g) = V2O5 =>
2 V(s) + 5 O(g) = V2O5
H3AsO4 + KI + H2SO4 = H3AsO3 + I2 + K2SO4 + H2O =>
H3AsO4 + 2 KI + H2SO4 = H3AsO3 + I2 + K2SO4 + H2O
Mg + H2C2O4 = MgC2O4 + H2 =>
Mg + H2C2O4 = MgC2O4 + H2
Fe + MgS = Fe2S3 + Mg =>
2 Fe + 3 MgS = Fe2S3 + 3 Mg
MgCl2 + HgNO3 = HgCl + Mg(NO3)2 =>
MgCl2 + 2 HgNO3 = 2 HgCl + Mg(NO3)2
CH3F + OH = CH4O + F =>
CH3F + OH = CH4O + F
CaCO3 + K2CO3 + SiO2 = CO2 + K2OCaOSiO2 =>
CaCO3 + K2CO3 + SiO2 = 2 CO2 + K2OCaOSiO2
NiCl2 + Na2SO4 = NiSO4 + Na2Cl2 =>
NiCl2 + Na2SO4 = NiSO4 + Na2Cl2
CuSO4(aq) + PbNO3(aq) = CuNO3(aq) + PbSO4(s) =>
CuSO4(aq) + PbNO3(aq) = CuNO3(aq) + PbSO4(s)
H3PO4 + (NH4)2MoO4 = (NH4)7(P(Mo2O7)6) + NH3 + H2O =>
H3PO4 + 12(NH4)2MoO4 = (NH4)7(P(Mo2O7)6) + 17 NH3 + 10 H2O
H2CrO4 + C2H5OH = Cr2O3 + H2O + CH3COOH =>
4 H2CrO4 + 3 C2H5OH = 2 Cr2O3 + 7 H2O + 3 CH3COOH
C5H5NHCl = C5H5NH + Cl =>
C5H5NHCl = C5H5NH + Cl
Mg(OH)2(aq) + HCl(aq) = MgCl2(aq) + H2O(l) =>
Mg(OH)2(aq) + 2 HCl(aq) = MgCl2(aq) + 2 H2O(l)
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Équations équilibrées sur10/23/24
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