Template:Infobox phosphorus

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15 siliconphosphorussulfur
N

P

As
P-TableImage.png
General
Name, symbol, number phosphorus, P, 15
Chemical seriesnonmetals
Group, period, block 153, p
Appearancewaxy white/ red/
black/ colorless
P,15.jpg
Standard atomic weight 30.973762(2) g·mol−1
Electron configuration [Ne] 3s2 3p3
Electrons per shell 2, 8, 5
Density (near r.t.)(white) 1.823 g·cm−3
Density (near r.t.)(red) 2.34 g·cm−3
Density (near r.t.)(black) 2.69 g·cm−3
Melting point(white) 317.3 K
(44.2 °C, 111.6 °F)
Boiling point550 K
(277 °C, 531 °F)
Heat of fusion(white) 0.66 kJ·mol−1
Heat of vaporization12.4 kJ·mol−1
Heat capacity(25 °C) (white)
23.824 J·mol−1·K−1
Vapor pressure (white)
P/Pa 1 10 100 1 k 10 k 100 k
at T/K 279 307 342 388 453 549
Vapor pressure (red)
P/Pa 1 10 100 1 k 10 k 100 k
at T/K 455 489 529 576 635 704
Oxidation states±3, 5, 4
(mildly acidic oxide)
Electronegativity2.19 (Pauling scale)
Ionization energies
(more)
1st: 1011.8 kJ·mol−1
2nd: 1907 kJ·mol−1
3rd: 2914.1 kJ·mol−1
Atomic radius100 pm
Atomic radius (calc.)98 pm
Covalent radius106 pm
Van der Waals radius180 pm
Miscellaneous
Magnetic orderingno data
Thermal conductivity(300 K) (white)
0.236 W·m−1·K−1
Bulk modulus11 GPa
CAS registry number7723-14-0
Selected isotopes
Main article: Isotopes of phosphorus
iso NA half-life DM DE (MeV) DP
31P 100% P is stable with 16 neutrons
32P syn 14.28 d β- 1.709 32S
33P syn 25.3 d β- 0.249 33S
References
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