فلورين

Fluorine,  ₉F

Liquid fluorine at cryogenic temperatures
عمومي خواص
Pronunciation	/ˈflʊəriːn/, /ˈflʊərɪn/, /ˈflɔəriːn/ FLOOR-een, FLOOR-in, FLOHR-een
Allotropes	alpha, beta
Appearance	gas: very pale yellow liquid: bright yellow solid: alpha is opaque, beta is transparent
Fluorine په دوراني جدول کې
– ↑ F ↓ Cl oxygen ← fluorine → neon ‍
اټومي شمیره (Z)	9
گروپ, پیریود	group 17 (halogens), period 2
بلاک	p-block
Element category	diatomic nonmetal
معياري اټومي وزن (Ar)	کينډۍ:Val[۱]
Electron configuration	[He] 2s2 2p5[۲]
Electrons per shell	2, 7
فزیکي خواص
حالت (at STP)	گاز
دويلې کيدو ټکى	53.48 K ​(−219.67 °C, ​−363.41 °F)[۳]
يشنا ټکی	85.03 K ​(−188.11 °C, ​−306.60 °F)[۳]
کثافت (at STP)	1.696 g/L[۴]
when liquid, at b.p.	1.505 g/cm3[۵]
Triple point	53.48 K, ​90 kPa[۳]
Critical point	144.41 K, 5.1724 MPa[۳]
Heat of vaporization	6.51 kJ/mol[۴]
Molar heat capacity	Cp: 31 J/(mol·K)[۵] (at 21.1 °C) Cv: 23 J/(mol·K)[۵] (at 21.1 °C)
Vapor pressure P (Pa) 1 10 100 1 k 10 k 100 k at T (K) 38 44 50 58 69 85
اټومي خواص
Oxidation states	−1 ​(oxidizes oxygen)
Electronegativity	Pauling scale: 3.98[۲]
Ionization energies	1st: 1681 kJ/mol 2nd: 3374 kJ/mol 3rd: 6147 kJ/mol (more)[۶]
Covalent radius	64 pm[۷]
Van der Waals radius	135 pm[۸]
Miscellanea
Crystal structure	​cubic
د تودوخې تېرېدنه	0.02591 W/(m·K)[۹]
Magnetic ordering	diamagnetic (−1.2×10−4)[۱۰][۱۱]
CAS Number	7782-41-4[۲]
History
Naming	after the mineral fluorite, itself named after Latin Script error: The function "Lang" does not exist. (to flow, in smelting)
Discovery	André-Marie Ampère (1810)
First isolation	Henri Moissan[۲] (June 26, 1886)
Named by	Humphry Davy
Main isotopes of fluorine[۱۲]
آيسو­ټوپ Abun­dance نیم ژوند (t1/2) Decay mode Pro­duct کينډۍ:Infobox element/isotopes decay2 19F 100% stable
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فلورين (په انگرېزي: Fluorine) له کیمیاوي عناصرو څخه یو دی چې په تناوبي جدول کې د F سمبول او ۹ اتمي شمېرې په وسیله ښودل شوی دی.

1. ↑ Meija, J.; Coplen, T. B. (2016). "Atomic weights of the elements 2013 (IUPAC Technical Report)". Pure Appl. Chem. 88 (3): 265–91. doi:10.1515/pac-2015-0305. {{cite journal}}: Unknown parameter |displayauthors= ignored (|display-authors= suggested) (help)
2. ↑ ^{۲٫۰ ۲٫۱ ۲٫۲ ۲٫۳} Jaccaud et al. 2000، م. 381.
3. ↑ ^{۳٫۰ ۳٫۱ ۳٫۲ ۳٫۳} Haynes 2011، م. 4.121.
4. ↑ ^{۴٫۰ ۴٫۱} Jaccaud et al. 2000، م. 382.
5. ↑ ^{۵٫۰ ۵٫۱ ۵٫۲} Compressed Gas Association 1999، م. 365.
6. ↑ Dean 1999، م. 4.6.
7. ↑ Dean 1999، م. 4.35.
8. ↑ Matsui 2006، م. 257.
9. ↑ Yaws او Braker 2001، م. 385.
10. ↑ Mackay، Mackay او Henderson 2002، م. 72.
11. ↑ Cheng et al. 1999.
12. ↑ Chisté او Bé 2011.