ഫലകം:Infobox fluorine

വിക്കിപീഡിയ, ഒരു സ്വതന്ത്ര വിജ്ഞാനകോശം.
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ഫ്ലൂറിൻ,  9F
Small sample of pale yellow liquid fluorine condensed in liquid nitrogen
Liquid fluorine (at extremely low temperatures)
General properties
Pronunciation
Allotropesalpha, beta
Appearanceവാതകം: വളരെ ഇളം മഞ്ഞ
ദ്രാവകം: തെളിഞ്ഞ മഞ്ഞ
ഘരം: alpha is opaque, beta is transparent
Standard atomic weight (Ar, standard)18.998403163(6)[1]
ഫ്ലൂറിൻ in the periodic table
Hydrogen Helium
Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon
Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon
Potassium Calcium Scandium Titanium Vanadium Chromium Manganese Iron Cobalt Nickel Copper Zinc Gallium Germanium Arsenic Selenium Bromine Krypton
Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Silver Cadmium Indium Tin Antimony Tellurium Iodine Xenon
Caesium Barium Lanthanum Cerium Praseodymium Neodymium Promethium Samarium Europium Gadolinium Terbium Dysprosium Holmium Erbium Thulium Ytterbium Lutetium Hafnium Tantalum Tungsten Rhenium Osmium Iridium Platinum Gold Mercury (element) Thallium Lead Bismuth Polonium Astatine Radon
Francium Radium Actinium Thorium Protactinium Uranium Neptunium Plutonium Americium Curium Berkelium Californium Einsteinium Fermium Mendelevium Nobelium Lawrencium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium Darmstadtium Roentgenium Copernicium Nihonium Flerovium Moscovium Livermorium Tennessine Oganesson


F

Cl
ഓക്സിജൻഫ്ലൂറിൻനിയോൺ
Atomic number (Z)9
Groupgroup 17 (halogens)
Periodperiod 2
Blockp-block
Element category  reactive nonmetal
Electron configuration[He] 2s2 2p5[2]
Electrons per shell
2, 7
Physical properties
Phase at STPgas
Melting point53.48 K ​(−219.67 °C, ​−363.41 °F)[3]
Boiling point85.03 K ​(−188.11 °C, ​−306.60 °F)[3]
Density (at STP)1.696 g/L[4]
when liquid (at b.p.)1.505 g/cm3[5]
Triple point53.48 K, ​90 kPa[3]
Critical point144.41 K, 5.1724 MPa[3]
Heat of vaporization6.51 kJ/mol[4]
Molar heat capacityCp: 31 J/(mol·K)[5] (at 21.1 °C)
Cv: 23 J/(mol·K)[5] (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
Atomic properties
Oxidation states−1 (oxidizes oxygen)
ElectronegativityPauling scale: 3.98[2]
Ionization energies
  • 1st: 1681 kJ/mol
  • 2nd: 3374 kJ/mol
  • 3rd: 6147 kJ/mol
  • (more)[6]
Covalent radius64 pm[7]
Van der Waals radius135 pm[8]
Color lines in a spectral range
Spectral lines of ഫ്ലൂറിൻ
Other properties
Crystal structurecubic
Cubic crystal structure for ഫ്ലൂറിൻ
Thermal conductivity0.02591 W/(m·K)[9]
Magnetic orderingdiamagnetic (−1.2×10−4)[10][11]
CAS Number7782-41-4[2]
History
Namingafter the mineral fluorite, itself named after Latin fluo (to flow, in smelting)
DiscoveryAndré-Marie Ampère (1810)
First isolationHenri Moissan[2] (June 26, 1886)
Named byHumphry Davy
Main isotopes of ഫ്ലൂറിൻ[12]
Iso­tope Abun­dance Half-life (t1/2) Decay mode Pro­duct
18F trace 109.8 min β+ (97%) 18O
ε (3%) 18O
19F 100% stable
| references
O ←

i'box O

iso
9
F E
→ Ne

i'box Ne

Data sets read by {{Infobox element}}
Name and identifiers
Top image
  image caption
  image alt
Pronunciation
Category (enwiki)
Standard atomic weight
  most stable isotope
Oxidation states
Spectral lines image

References

  1. Meija, J.; മറ്റുള്ളവർക്കൊപ്പം. (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. 2.0 2.1 2.2 2.3 Jaccaud et al. 2000, പുറം. 381.
  3. 3.0 3.1 3.2 3.3 Haynes 2011, പുറം. 4.121.
  4. 4.0 4.1 Jaccaud et al. 2000, പുറം. 382.
  5. 5.0 5.1 5.2 Compressed Gas Association 1999, പുറം. 365.
  6. Dean 1999, പുറം. 4.6.
  7. Dean 1999, പുറം. 4.35.
  8. Matsui 2006, പുറം. 257.
  9. Yaws & Braker 2001, പുറം. 385.
  10. Mackay, Mackay & Henderson 2002, പുറം. 72.
  11. Cheng et al. 1999.
  12. Chisté & Bé 2011.

One of these is a named reference. It may be cited in the containing article as

  • <ref name="CIAAW2016" /> for the source Atomic weights of the elements 2013 (from subtemplates used by {{Infobox element}})

The others are shortened footnotes created with {{sfn}}. In the Flourine article they are hyperlinked to sources in the list at Flourine#Indexed references. ഫലകം:വിവരണം/ഭാഗം2

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