Phosphorus belongs to the chemical elements in Group 15 that is called as Pnictogens family. Antimony, Bismuth, Nitrogen and arsenic are other members of group XV of the periodic table. This group of chemical elements is also known as group 5A. The periodic table is common and useful for chemists, researchers and scientists to understand common behaviors of elements in group because of the rationalized arrangements of the chemical elements. It also helps in recognizing the differences among the chemical elements of other groups. Occurrence of Phosphorus Phosphorus is abundant pnictogen element that resides in the earth’s crust in the
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