| Équations équilibrées la veille | Équations équilibrées le lendemain |
AsH3 + 8 HNO3 = H3AsO4 + 8 NO2 + 4 H2O
PB(NO3)2 = PBO + NO2 + O8 =>
8 PB(NO3)2 = 8 PBO + 16 NO2 + O8
Mg + NH3 = H2 + Mg3N2 =>
3 Mg + 2 NH3 = 3 H2 + Mg3N2
Na2B4O7*10H2O + NaOH + H2O2 = NaBO3 + H2O =>
Na2B4O7*10H2O + 2 NaOH + 4 H2O2 = 4 NaBO3 + 15 H2O
Cu(s) + HNO3 + H2O = Cu(OH)2 + HNO2 =>
Cu(s) + HNO3 + H2O = Cu(OH)2 + HNO2
Al2(CO3)3 + H2SO4 = Al2(SO4)3 + H2O + CO2 =>
Al2(CO3)3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O + 3 CO2
Fe2 + O2 = Fe3O4 =>
3 Fe2 + 4 O2 = 2 Fe3O4
Sr(NO3)2 + NH4Cl = NH4NO3 + SrCl2 =>
Sr(NO3)2 + 2 NH4Cl = 2 NH4NO3 + SrCl2
NaC2H3O2 + H2SO4 = Na2SO4 + CH3COOH =>
2 NaC2H3O2 + H2SO4 = Na2SO4 + 2 CH3COOH
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
PbO2 + MnSO4 + HNO3 = Pb(NO3)2 + HMnO4 + H2O + PbSO4 =>
5 PbO2 + 2 MnSO4 + 6 HNO3 = 3 Pb(NO3)2 + 2 HMnO4 + 2 H2O + 2 PbSO4
CO + SiO2 = SiO + CO2 =>
CO + SiO2 = SiO + CO2
CoSO4 + H2O = (CoOH)2SO4 + H2SO4 =>
2 CoSO4 + 2 H2O = (CoOH)2SO4 + H2SO4
K2S(aq) + CuSO4(aq) = K2SO4(aq) + CuS(s) =>
K2S(aq) + CuSO4(aq) = K2SO4(aq) + CuS(s)
F2 + SCl = SF + Cl =>
F2 + 2 SCl = 2 SF + 2 Cl
CoCl2 + NaOH = Co(OH)2 + NaCl =>
CoCl2 + 2 NaOH = Co(OH)2 + 2 NaCl
ZnS + KOH + H2O = K2[Zn(OH)4] + H2S =>
ZnS + 2 KOH + 2 H2O = K2[Zn(OH)4] + H2S
Na + KNO3 = K2O + Na2O + N =>
10 Na + 2 KNO3 = K2O + 5 Na2O + 2 N
CuOH2 + HNO3 = Cu(NO3)2 + NO + H2O =>
3 CuOH2 + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 7 H2O
KOH + LiOH = KLi + OH =>
KOH + LiOH = KLi + 2 OH
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
PB + SO4 = PBSO4 =>
PB + SO4 = PBSO4
Sb2O3 + CuSO4 = CuSSb2O7 =>
Sb2O3 + CuSO4 = CuSSb2O7
Zn(OH)2 + H3PO4 = (ZnOH)3PO4 + H2O =>
3 Zn(OH)2 + H3PO4 = (ZnOH)3PO4 + 3 H2O
HO4 + NaOH = H2O + Na2O4 =>
6 HO4 + 14 NaOH = 10 H2O + 7 Na2O4
F2 + SCl = SF + Cl =>
F2 + 2 SCl = 2 SF + 2 Cl
KMnO4 + HCOH + HCl = MnCl2 + KCl + HCOOH + H2O =>
2 KMnO4 + 5 HCOH + 6 HCl = 2 MnCl2 + 2 KCl + 5 HCOOH + 3 H2O
Ni + CuSO4 = Cu + NiSO4 =>
Ni + CuSO4 = Cu + NiSO4
C3H4O5 + O2 = CO2 + H2O =>
2 C3H4O5 + 3 O2 = 6 CO2 + 4 H2O
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
MnO2 + Al = Al2O3 + Mn =>
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
FeSO4(aq) + NaOH(aq) = NaSO4(aq) + FeOH(s) =>
FeSO4(aq) + NaOH(aq) = NaSO4(aq) + FeOH(s)
FeSO4(aq) + NaOH(aq) = Fe(OH)2(aq) + Na2SO4(s) =>
FeSO4(aq) + 2 NaOH(aq) = Fe(OH)2(aq) + Na2SO4(s)
FeSO4(aq) + NaOH(aq) = Fe(OH)2 + Na2SO4(aq) =>
FeSO4(aq) + 2 NaOH(aq) = Fe(OH)2 + Na2SO4(aq)
As2S5 + HNO3 + H2O = H2SO4 + H3AsO4 + NO =>
3 As2S5 + 40 HNO3 + 4 H2O = 15 H2SO4 + 6 H3AsO4 + 40 NO
FeSO4(aq) + NaOH(aq) = Fe(OH)2(aq) + Na2SO4(aq) =>
FeSO4(aq) + 2 NaOH(aq) = Fe(OH)2(aq) + Na2SO4(aq)
KCN + PbO2 + HCl = CO2 + NO + PbCl + KCl + H2O =>
3 KCN + 7 PbO2 + 10 HCl = 3 CO2 + 3 NO + 7 PbCl + 3 KCl + 5 H2O
CH3CHOHSO3Na = CH3CHO + NaHSO3 =>
CH3CHOHSO3Na = CH3CHO + NaHSO3
Ba(C2H3O2)2 + H2O + CO2 = BaCO3 + HC2H3O2 =>
Ba(C2H3O2)2 + H2O + CO2 = BaCO3 + 2 HC2H3O2
Fe(NO3)2 + Na2S = FeS(s) + NaNO3 =>
Fe(NO3)2 + Na2S = FeS(s) + 2 NaNO3
Ca(OH)2(aq) + HCl(aq) = CaCl2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 HCl(aq) = CaCl2(aq) + 2 H2O(l)
No(OH)2 + Cl2 + H2O = No(OH)3 + HCl =>
2 No(OH)2 + Cl2 + 2 H2O = 2 No(OH)3 + 2 HCl
NH3 + Al2O3 = AlN + H2O =>
2 NH3 + Al2O3 = 2 AlN + 3 H2O
C2H8 + H2O = H2 + CO2 =>
C2H8 + 4 H2O = 8 H2 + 2 CO2
(NH4)2SO4 + CH3CH2OH = CH3CH3NH2 + H2O + SO4 =>
(NH4)2SO4 + 2 CH3CH2OH = 2 CH3CH3NH2 + 2 H2O + SO4
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Nb + HF + HNO3 = H3[NbF8] + NO + H2O =>
3 Nb + 24 HF + 5 HNO3 = 3 H3[NbF8] + 5 NO + 10 H2O
KOH + H2SO3 = K2SO3 + H2O =>
2 KOH + H2SO3 = K2SO3 + 2 H2O
CaCl2(aq) + Na2C2O4(aq) = CaC2O4 + NaCl(aq) =>
CaCl2(aq) + Na2C2O4(aq) = CaC2O4 + 2 NaCl(aq)
CrO + H2SO3 = CrSO3 + H2O =>
CrO + H2SO3 = CrSO3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/09/24
Équations équilibrées sur03/10/23
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