Fluorínì

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Fluorínì
9F
-

F

Cl
ọ́ksíjìnfluorínìnẹ́ọ̀nù
Ìhànsójú
gas: very pale yellow
liquid: bright yellow
solid: transparent (beta), opaque (alpha)
Small sample of pale yellow liquid fluorine condensed in liquid nitrogen
Liquid fluorine at cryogenic temperatures
Àwọn ìdámọ́ wíwọ́pọ̀
Orúkọ, àmì-ìdámọ́, nọ́mbà fluorínì, F, 9
Ìpèlóhùn /ˈflʊərn/, /ˈflʊərɪn/, /ˈflɔərn/
Ẹ̀ka ẹ́límẹ̀nti halojín
Ẹgbẹ́, àsìkò, àdìpò 172, p
Ìwúwo átọ́mù 18.9984032(5)[1]
Ìtòléra ẹ̀lẹ́ktrónì [He] 2s2 2p5[2]
2, 7
Electron shells of fluorine (2, 7)
Ìtàn
Ìwárí André-Marie Ampère (1810)
Ìyàsọ́tọ̀ àkọ́kọ́ Henri Moissan[2] (June 26, 1886)
Named by Humphry Davy
Physical properties
Phase gas
Density (0 °C, 101.325 kPa)
1.696[3] g/L
Liquid density at b.p. 1.505[4] g·cm−3
Melting point 53.53 K, −219.62 °C, −363.32[5] °F
Boiling point 85.03 K, −188.12 °C, −306.62[5] °F
Critical point 144.4 K, 5.215[4] MPa
Heat of vaporization 6.51[3] kJ·mol−1
Molar heat capacity (Cp) (21.1 °C) 825[4] J·mol−1·K−1
(Cv) (21.1 °C) 610[4] J·mol−1·K−1
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 38 44 50 58 69 85
Atomic properties
Oxidation states −1
(oxidizes oxygen)
Electronegativity 3.98[2] (Pauling scale)
Ionization energies
(more)
1st: 1,681[6] kJ·mol−1
2nd: 3,374[6] kJ·mol−1
3rd: 6,147[6] kJ·mol−1
Covalent radius 64[7] pm
Van der Waals radius 135[8] pm
Miscellanea
Crystal structure cubic
Fluorínì has a cubic crystal structure

the structure refers to solid fluorine, just below the melting point, 1 atm[9]
Magnetic ordering diamagnetic[10]
Thermal conductivity 0.02591[11] W·m−1·K−1
CAS registry number 7782-41-4[2]
Àwọn ísótòpù dídúró jùlọ
Main article: Àwọn ísótòpù fluorínì
iso NA half-life DM DE (MeV) DP
18F trace 109.77 min β+ (96.9%) 0.634 18O
ε (3.1%) 1.656 18O
19F 100% 19F is stable with 10 neutrons
reference[12]
· r

Fluorínì (play /ˈflʊərn/, /ˈflʊərɪn/, tabi /ˈflɔrʔ/) je apilese kemika pelu nomba atomu 9, to je sisoju pelu ami-idamo F. Fluorin da ide eyokan po mo ara re to ba wa bi apilese, eyi unfa owon F2 alatomumeji. F2 (fluorin) je efuufu pipon brown rodonrondon to undarapomora kiakia, onimojele. Fluorin alapilese ni o je eyi toun darapomora bi kemika ati alodiafinagbe julo larin gbogbo awon apilese. Fun apere, yio tete "jo" awon haidrokarbon nina ni igbonasi inuyara, ni iyato si bi awon haidrokarbon se un gbanaje pelu oksijin, to gbodo ni afikun okun pelu isana. Nitorie, fluorin owon lewu gidi, be ju awon halojin yiowu bi efuufu klorin onimajele lo.


Itokasi[àtúnṣe | àtúnṣe àmìọ̀rọ̀]

  1. Wieser, Michael E.; Coplen, Tyler B. (2010). "Atomic weights of the elements 2009 (IUPAC Technical Report)". Pure and Applied Chemistry 83: 359–396. doi:10.1351/PAC-REP-10-09-14. 
  2. 2.0 2.1 2.2 2.3 Aigueperse et al. 2005, "Fluorine", p. 1.
  3. 3.0 3.1 Aigueperse et al. 2005, "Fluorine", p. 2.
  4. 4.0 4.1 4.2 4.3 Compressed Gas Association (1999). Handbook of compressed gases. Springer. p. 365. ISBN 9780412782305. 
  5. 5.0 5.1 Dean 1999, p. 3.29.
  6. 6.0 6.1 6.2 Dean 1999, p. 4.6.
  7. Dean 1999, p. 4.35.
  8. Kim, Sung-Hoon (2006), Functional dyes, Elsevier, p. 257, ISBN 9780444521763 
  9. Àdàkọ:Cite report
  10. Mackay, Mackay & Henderson 2002, p. 72.
  11. Yaws & Braker 2001, p. 385.
  12. Chiste, V.; Be, M. M. (2006). "F-18". Table de radionucleides. Laboratoire National Henri Becquerel. http://www.nucleide.org/DDEP_WG/Nuclides/F-18_tables.pdf. Retrieved 15 June 2011.