Nitrogen Family.
Nitrogen is the first member of group 15 or VA of the periodic table. It consists of five elements nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb) and bismuth (Bi). The elements of this group are collectively called pnicogens and their compounds as pniconides. The name is derived from Greek word “Pniomigs” meaning suffocation. Pniconide contain M3– species.
Electronic configuration
Elements | Electronic configuration (ns2 np3) |
7N | 1s2, 2s2, 2p3 or [He] 2s2 2p3 |
15P | 1s2, 2s22p6, 3s2 3p3 or [Ne] 3s23p3 |
33As | 1s2, 2s2 2p6, 3s23p63d10, 4s24p3 or [Ar] 3d10 4s2 4p3 |
51Sb | 1s2, 2s22p6, 3s23p6 3d10, 4s2 4p6 4d10, 5s2 5p3 or [Kr] 4d10 5s2 5p3 |
83Bi | 1s2, 2s2 2p6, 3s2 3p6 3d10, 4s2 4p6 4d10 4f14, 5s2 5p6 5d10, 6s2 6p3 or [Xe] 4f10 5d2 6s2 6p3 |