A pnictogen n is one of the chemical elements in group 15 of the periodic table. This group is also known as the nitrogen family. It consists of the elements nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), bismuth (Bi) and the synthetic element ununpentium (Uup) (unconfirmed). In modern IUPAC notation, it is called Group 15. In CAS and ...