Discovered By: hennig Brandt
Discovery year: 1669

The following table showing some properties of Phosphorus(P):

Table Example
Atomic number 15
Group 15
Period 3
Block p
Electrons 15
Protons 15
Neutrons 16
Atomic weight 30.9737
Oxidation states -3, +3, +4, +5
Ionic charge P^3-


Table Example
Electrons per shell K2 L8 M5
Electron configuration 1s^2 2s^2 2p^6 3s^2 3p^3
Atomic radius 98 pm
Covalent radius 107 pm
Van der Waals radius 180 pm
Boiling point 280.5°C
Melting point 44.2°C
Phase Solid
Fusion heat 0.64 kJ.mol^-1
Specific heat 769.7 J.kg^-1.k^-1


Table Example
Vaporization heat 12.4 kJ.mol^-1
Color Colorless
Bulk modulus 11 GPa
Density 1823 kg.m^-3
Refractive index 1.001212
Thermal conductivity 0.236 W.m^-1.k^-1
Electrical conductivity 1*10^7 S.m^-1
Electric type Conductor
Magnetic type Diamagnetic
Volume magnetic susceptibility -2.06*10^-5


Table Example
mass magnetic susceptibility -1.13*10^-8 m^3.kg^-1
Resistivity 1*10^-7 Ohm.m
Electronegativity 2.19
Valence 5
Electron affinity 72 kJ.mol^-1
First ionization energy 1011.8 kJ.mol^-1
Radioactive No
Neutron cross section 0.18 barn
Molar magnetic susceptibility -3.5*10^-10 m^3.mol^-1
Molar volume 1.699*10^-5 m^3.mol^-1