Here you can read more about the chemical element Phosphorus. Its shemical symbol is P and its atomic number is 15. The relative atomic mass of Phosphorus is 30.973762 u. The elemental classification of Phosphorus is Polyatomic nonmetals, and it belongs to group 15 and period 3 in the Periodic Table of Elements.
The density of Phosphorus is 1820 kg/m3. The melting point of Phosphorus is 317 Kelvin (44 ℃). The boiling point of Phosphorus is 553 Kelvin (280 ℃). Phosphorus was discovered in the year 1669 by Hennig Brand.
To the right (or below if you are using a mobile device with a smaller screen) you will find the information given above for the element Phosphorus ordered in tabular form, which might be easier to read and use if you want to quantify it in some sort.