Template:Infobox phosphorus/sandbox

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[[Category:Template:Pagetype with short description]]

Phosphorus, 15P
PhosphComby.jpg
waxy white (yellow cut), red (granules centre left, chunk centre right), and violet phosphorus
Phosphorus
Pronunciation/ˈfɒsfərəs/ (Template:Respell)
Appearancecolourless, waxy white, yellow, scarlet, red, violet, black
Standard atomic weight Ar, std(P)Template:Val[1]
Phosphorus in the periodic table
Template:Periodic table (32 columns, micro) N

P

As
siliconphosphorussulfur
Atomic number (Z)15
Groupgroup 15 (pnictogens)
Periodperiod 3
Block  p-block
Element categories, sometimes considered a metalloid
Electron configuration[Ne] 3s2 3p3
Electrons per shell2, 8, 5
Physical properties
Phase at STPsolid
Density (near r.t.)white: 1.823 g·cm−3
red: ≈ 2.2–2.34 g·cm−3
violet: 2.36 g·cm−3
black: 2.69 g/cm3
Heat of fusionwhite: 0.66 kJ/mol
Heat of vaporisationwhite: 51.9 kJ/mol
Molar heat capacitywhite: 23.824 J/(mol·K)
Vapour pressure (white)
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 279 307 342 388 453 549
Vapour pressure (red, b.p. 431 °C)
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 455 489 529 576 635 704
Atomic properties
Oxidation states−3, −2, −1, 0,[2] +1,[3] +2, +3, +4, +5 (a mildly acidic oxide)
ElectronegativityPauling scale: 2.19
Ionisation energies
  • 1st: 1011.8 kJ/mol
  • 2nd: 1907 kJ/mol
  • 3rd: 2914.1 kJ/mol
  • (more)
Covalent radius107±3 pm
Van der Waals radius180 pm
Color lines in a spectral range
Spectral lines of phosphorus
Other properties
Natural occurrenceprimordial
Crystal structuresimple triclinic
Simple triclinic crystal structure for phosphorus
Thermal conductivitywhite: 0.236 W/(m·K)
black: 12.1 W/(m·K)
Magnetic orderingwhite, red, violet, black: diamagnetic[4]
Bulk moduluswhite: 5 GPa
red: 11 GPa
CAS Numberwhite: 12185-10-3
red: 7723-14-0
History
DiscoveryHennig Brand (1669)
Recognized as an element byAntoine Lavoisier[5] (1777)
Main isotopes of phosphorus
[[Isotope|IsoTemplate:Shytope]] [[Natural abundance|AbunTemplate:Shydance]] Half-life (t1/2) Decay mode [[Decay product|ProTemplate:Shyduct]]
31P 100% stable
32P syn 14.28 d β 32S
33P syn 25.3 d β 33S
Category Category: Phosphorus
| references

References

  1. Meija, Juris; et al. (2016). "Atomic weights of the elements 2013 (IUPAC Technical Report)". Pure and Applied Chemistry. 88 (3): 265–91. doi:10.1515/pac-2015-0305.
  2. Wang, Yuzhong; Xie, Yaoming; Wei, Pingrong; King, R. Bruce; Schaefer, Iii; Schleyer, Paul v. R.; Robinson, Gregory H. (2008). "Carbene-Stabilized Diphosphorus". Journal of the American Chemical Society. 130 (45): 14970–1. doi:10.1021/ja807828t. PMID 18937460.
  3. Ellis, Bobby D.; MacDonald, Charles L. B. (2006). "Phosphorus(I) Iodide: A Versatile Metathesis Reagent for the Synthesis of Low Oxidation State Phosphorus Compounds". Inorganic Chemistry. 45 (17): 6864–74. doi:10.1021/ic060186o. PMID 16903744.
  4. Magnetic susceptibility of the elements and inorganic compounds, in Template:RubberBible86th
  5. cf. "Memoir on Combustion in General" Mémoires de l'Académie Royale des Sciences 1777, 592–600. from Henry Marshall Leicester and Herbert S. Klickstein, A Source Book in Chemistry 1400–1900 (New York: McGraw Hill, 1952)
  6. webelements
  7. Ellis, Bobby D.; MacDonald, Charles L. B. (2006). "Phosphorus(I) Iodide: A Versatile Metathesis Reagent for the Synthesis of Low Oxidation State Phosphorus Compounds". Inorganic Chemistry. 45 (17): 6864–74. doi:10.1021/ic060186o. PMID 16903744.

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