The element nitrogen belongs to the nitrogen family, which is situated in the p-block in group 15 on the periodic table of elements. The elements arsenic, bismuth, antimony and phosphorus also belong to the same group because they share the same electron configuration and follow the general periodic trends.
The element nitrogen is a non-metal gas at room temperature that is retrieved from liquefied air by using a process called fractional distillation. Nitrogen is the fifth most plentiful element found in the universe, and it accounts for 78 percent of Earth's atmosphere. Nitrogen is largely used in the manufacturing of ammonia, and it is also used to make fertilizers, explosives and cryogenic liquid used for refrigeration.