The three dimensional EHMO crystal orbital calculations for crystalline Ba6 C60,Ca3 C60 and Ca5 C60 are reported.The ground state of partially doped Ca3 C60 is
Tris(tropolonato)neodimium(Ⅲ)has been prepared by the electrochemical oxidation of neodimium metal anode in acetonitrile solution of 2-hydroxy-2,4,6-cycloheptat