Chalcogen, Charge transfer, Monoclinic

• Ca-Cu-Ni-O-P
• Ca-Fe-O-Re
• Na-O-V
• Ca-Mn-O-Pr
• Ba-S-V
• effective charge
• values of valence or charge transfer
• electron density maps
• average number of 3d electrons
• chalcogen
• transitional
• non-disordered
• oxide
• nonmetal