Posporo

Phosphorus
	15P
	silicon ← phosphorus → sulfur
Panagway
	colourless, waxy white, yellow, scarlet, red, violet, black; ; waxy white (yellow cut), red (granules centre left, chunk centre right), and violet phosphorus
Kinatibuk-ang mga kinaiya
Ngalan, simbolo, kaiphan	phosphorus, P, 15
Paglitok	/ˈfɒsfərəs/ [[Help:Pronunciation respelling key\|Plantilya:Smallcaps all-fər-əs]]
Kategoriyang elemento	wala puthaw
Group, period, block	15, 3, p
Gibug-aton sa atomo	30.973762(2)
Kontorno sa elektron	[Ne] 3s2 3p3; 2, 8, 5 Electron shells of phosphorus (2, 8, 5)
History
Pagkadiskobre	Hennig Brand (1669)
Recognized as an element by	Antoine Lavoisier (1777)
Physical properties
Phase	magahi
Density (near r.t.)	(white) 1.823, (red) ≈ 2.2 – 2.34, (violet) 2.36, (black) 2.69 g·cm−3
Melting point	(white) 44.2 °C, (black) 610 °C
Sublimation point	(red) ≈ 416 – 590 °C, (violet) 620 °C
Boiling point	(white) 280.5 °C
Heat of fusion	(white) 0.66 kJ·mol−1
Heat of vapourisation	(white) 12.4 kJ·mol−1
Molar heat capacity	(white); 23.824 J·mol−1·K−1
Vapour pressure (white)
Vapour pressure (red, bp. 431 °C)
Atomic properties
Oxidation states	5, 4, 3, 2, 1, −1, −2, −3; (mildly acidic oxide)
Electronegativity	2.19 (Pauling scale)
Ionisation energies; (more)	1st: 1011.8 kJ·mol−1
	2nd: 1907 kJ·mol−1
	3rd: 2914.1 kJ·mol−1
Covalent radius	107±3 pm
Van der Waals radius	180 pm
Miscellanea
Crystal structure	triclinic
Magnetic ordering	(white, red, violet, black) diamagnetic
Thermal conductivity	(white) 0.236, (black) 12.1 W·m−1·K−1
Bulk modulus	(white) 5, (red) 11 GPa
CAS registry number	7723-14-0
Most stable isotopes
	Main article: Isotopes of phosphorus
	v; t; e; · r

Ang posporo (Iningles phosphorus) mao ang elementong kimiko sa talaang peryodiko nga may simbolo nga P ug kaiphan nga atomik 15. Ang posporo mao ang wala puthaw.

Ang mga gi basihan niini

↑ 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)
↑ webelements
↑ 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.
↑ Magnetic susceptibility of the elements and inorganic compounds, in Lide, D. R., ed. (2005). CRC Handbook of Chemistry and Physics (86th ed.). Boca Raton (FL): CRC Press. ISBN 0-8493-0486-5.

Galeriya sa hulagway

[1] . "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)

[2] webelements

[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 Lide, D. R., ed. (2005). CRC Handbook of Chemistry and Physics (86th ed.). Boca Raton (FL): CRC Press. ISBN 0-8493-0486-5.

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