Phosphorus (P) properties

Atomic mass, symbol and atomic number

phosphorus is a naturally occurring element with the element symbol P and the atomic number 15. In the periodic table it stands with an atomic mass of 30,973 u in the 5th main group. The chemical element discovered by Hennig Brand in 1669 is not radioactive and is in a solid state of aggregation at room temperature.

Profile: Phosphorus (English: Phosphorus)

Chemical element:phosphorus
Atomic number:15
Group:nitrogen group
explorers:Hennig Brand
Year of discovery:1669
Atomic properties
Atomic mass:30,973 u
Atomic radius:100 pm
Covalent radius:107 pm
Van der Waals radius:180 pm
Electron configuration:Ne 3s2 3p3
ionization:1011.8 kJ / mol
Physical Properties
Physical state:firmly
Crystal structure:???
molar volume:17,02 · 10-6 m3/ mol
Mohs hardness:???
Melting point:44 ° C
Boiling point:280 ° C
Heat of fusion:0.64 kJ / mol
Heat of vaporization:51.9 kJ / mol
Thermal conductivity:0.236 W
Chemical properties

Did you know that ...

  • Does the genetic material contain deoxyribonucleic acid (DNA) phosphorus atoms?
  • The discoverer of the phosphorus actually searched for the philosopher's stone when he discovered phosphorus?
  • to distinguish between red, white and black phosphorus?
  • white phosphorus was used as a weapon in World War II?
  • the name "phosphorus" can be derived from the Greek "phosphoros" = light-bearing?