Phosphorus
Symbol: P
Atomic Number: 15
Boiling Point: 553 K
Melting Point: 317.3 K
Density at 300K: 1.82 g/cm3
Covalent radius: 1.06
Atomic radius: 1.23
Atomic volume: 17.0 cm3/mol
First ionization potental: 10.486 V
Specific heat capacity: 0.769 Jg-1K-1
Thermal conductivity: 0.235 Wm-1K-1
Electrical conductivity: 10x10-16106Ω-1m-1
Heat of fusion: 0.63 kJ/mol
Heat of vaporization: 12.4 kJ/mol
Electronegativity: 2.19 (Pauling's)

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