| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + O2 = Na2O2
Na2[Zn(OH)4] + H2S = Zn(OH)2 + Na2S + H2O =>
Na2[Zn(OH)4] + H2S = Zn(OH)2 + Na2S + 2 H2O
Cu(OH)2 + NH3 = (NH3)5Cu(OH)2 =>
Cu(OH)2 + 5 NH3 = (NH3)5Cu(OH)2
As + NaOCl + NaOH = NaAsO2 + NaCl + H2O =>
2 As + 3 NaOCl + 2 NaOH = 2 NaAsO2 + 3 NaCl + H2O
FeZn + HCl = H2 + FeCl2 + Zn =>
FeZn + 2 HCl = H2 + FeCl2 + Zn
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
CuH2 + O2 = H2 + CuO =>
2 CuH2 + O2 = 2 H2 + 2 CuO
CO2 + Br2 = CBr4 + O2 =>
CO2 + 2 Br2 = CBr4 + O2
Ni + CaCl2 = NiCl2 + Ca =>
Ni + CaCl2 = NiCl2 + Ca
Ba(aq) + SO4 = BaSO4 =>
Ba(aq) + SO4 = BaSO4
B + H = B4H10 =>
4 B + 10 H = B4H10
CaO + O5P2 = Ca3(PO4)2 =>
3 CaO + O5P2 = Ca3(PO4)2
C3H8HNO3 = C3H7NO2H2O =>
C3H8HNO3 = C3H7NO2H2O
CaCO3 + NaNO3 = Ca(NO3) + NaCO3 =>
CaCO3 + NaNO3 = Ca(NO3) + NaCO3
SiO2(s) + C(s) = Si(l) + CO(g) =>
SiO2(s) + 2 C(s) = Si(l) + 2 CO(g)
lithiumchloride = lithium + chlorine =>
2 LiCl = 2 Li + Cl2
Ca(OH)2 + Hg = Ca(OH)2Hg =>
Ca(OH)2 + Hg = Ca(OH)2Hg
Pt(NO3)4 = Pt(NO2)4 + O2 =>
Pt(NO3)4 = Pt(NO2)4 + 2 O2
K2Cr2O7 + KI + H2O + KCl = CrCl3 + I + KOH =>
K2Cr2O7 + 6 KI + 7 H2O + 6 KCl = 2 CrCl3 + 6 I + 14 KOH
H3AsO3 + KMnO4 + H2SO4 = H3AsO4 + MnSO4 + K2SO4 + H2O =>
5 H3AsO3 + 2 KMnO4 + 3 H2SO4 = 5 H3AsO4 + 2 MnSO4 + K2SO4 + 3 H2O
K2O + Cl2O = KClO =>
K2O + Cl2O = 2 KClO
C6H4(CH3) + O2 = CO2 + H2O =>
4 C6H4(CH3) + 35 O2 = 28 CO2 + 14 H2O
C21H44(s) + O2(g) = CO(g) + H2O(g) =>
2 C21H44(s) + 43 O2(g) = 42 CO(g) + 44 H2O(g)
NH3(aq) + Cu(NO3)2(aq) = Cu(NH3)4(NO3)2(aq) =>
4 NH3(aq) + Cu(NO3)2(aq) = Cu(NH3)4(NO3)2(aq)
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
MgO + HPO3 = Mg3(PO4)2 + H2O =>
3 MgO + 2 HPO3 = Mg3(PO4)2 + H2O
H3 + O = HO =>
H3 + 3 O = 3 HO
NaHCO3(s) + CH3COOH = Na(CH3COO) + CO2(g) + H2O(l) =>
NaHCO3(s) + CH3COOH = Na(CH3COO) + CO2(g) + H2O(l)
FeZn + HCl = H + FeCl2 + Zn =>
FeZn + 2 HCl = 2 H + FeCl2 + Zn
CuCl2*2H2O + H2O = Cu(H2O)6 + Cl =>
CuCl2*2H2O + 4 H2O = Cu(H2O)6 + 2 Cl
Na2ZnO2 + H2SO4 = ZnSO4 + Na2SO4 + H2O =>
Na2ZnO2 + 2 H2SO4 = ZnSO4 + Na2SO4 + 2 H2O
LiCl + Ba(NO3)2 = Li(NO3) + BaCl2 =>
2 LiCl + Ba(NO3)2 = 2 Li(NO3) + BaCl2
NH2OH + HCl = NH2Cl + H2O =>
NH2OH + HCl = NH2Cl + H2O
C2H4 + H2SO4 = C2H5HSO4 =>
C2H4 + H2SO4 = C2H5HSO4
H2(g) + Br2(l) = HBr =>
H2(g) + Br2(l) = 2 HBr
CO3 + H = CO2 + H2O =>
CO3 + 2 H = CO2 + H2O
(CH3COO)2Mg + (NH4)2CO3 = MgCO3 + CH3COONH4 =>
(CH3COO)2Mg + (NH4)2CO3 = MgCO3 + 2 CH3COONH4
Ti(s) + O2(g) = TiO2 =>
Ti(s) + O2(g) = TiO2
ONCl = NO + Cl2 =>
2 ONCl = 2 NO + Cl2
Na + O2 = NaO2 =>
Na + O2 = NaO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NH3(aq) + Cu(NO3)2(aq) = Cu(NH3)4 + NO3 =>
4 NH3(aq) + Cu(NO3)2(aq) = Cu(NH3)4 + 2 NO3
S2O3{2-} + Cu{2+} = S4O6{2-} + Cu{+} =>
2 S2O3{2-} + 2 Cu{2+} = S4O6{2-} + 2 Cu{+}
D2 + C2 = DC3 =>
D2 + 3 C2 = 2 DC3
Pb3O4 + Si = SiO2 + Pb =>
Pb3O4 + 2 Si = 2 SiO2 + 3 Pb
H2SO4 + H2 = S + H2O =>
H2SO4 + 3 H2 = S + 4 H2O
C6H12N4 + H2O = H2CO + NH3 =>
C6H12N4 + 6 H2O = 6 H2CO + 4 NH3
MnSO4 + O2 = MnO + SO4 =>
2 MnSO4 + O2 = 2 MnO + 2 SO4
Fe{+} + Ca = Fe + Ca{2+} =>
2 Fe{+} + Ca = 2 Fe + Ca{2+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/22/24
Équations équilibrées sur01/21/24
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