Cell comprising an electrolyte comprising a metal salt especially

The invention relates to a Li-ion battery cell comprising a positive electrode material, a negative electrode material based on carbon, a separator and an electrolyte, said electrolyte comprising: - at least one additive; - at least one lithium salt; - at least one solvent; and -at least one electronically neutral metal salt of formula (I): wherein: - A is a metal selected from Mn, Fe, Ni, Co, Cu, Cr, Ag and Zn; - B is selected from Cl, ClO4, TFSI, [N (SO 2 R) 2] with R = C z F 2z + 1 wherein 1≤z≤8, FSI, CF3SO3 and CF3CO2.