Wikipedia

Template:Infobox neon

Neon, 10Ne
Template:Infobox element/symbol-to-top-image/alt
Neon
Appearancecolourless gas exhibitin an orange-reid glow when placed in a heich voltage electric field
Standard atomic weight Ar, std(Ne)20.1797(6)[1]
Neon in the periodic cairt
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 Airn Cobalt Nickel Capper Zinc Gallium Germanium Arsenic Selenium Bromine Krypton
Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Siller (element) 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 Gowd Mercur (element) Thallium Leid (element) 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 Ununtrium Flerovium Ununpentium Livermorium Ununseptium Ununoctium
He
↑
Ne
↓
Ar
fluorine ← neon → sodium
Atomic nummer (Z)10
Groupgroup 18 (noble gases)
Periodperiod 2
Blockp-block
Element category  Noble gas
Electron confeeguration[He] 2s2 2p6
Electrons per shell2, 8
Pheesical properties
Phase at STPgas
Meltin pynt24.56 K ​(-248.59 °C, ​-415.46 °F)
Bylin pynt27.104 K ​(-246.046 °C, ​-410.883 °F)
Density (at STP)0.9002 g/L
whan liquid (at b.p.)1.207[2] g/cm3
Treeple pynt24.556 K, ​43.37[3][4] kPa
Creetical pynt44.4918 K, 2.7686[4] MPa
Heat o fusion0.335 kJ/mol
Heat o vapourisation1.71 kJ/mol
Molar heat capacity5R/2 = 20.786 J/(mol·K)
Vapour pressur
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 12 13 15 18 21 27
Atomic properties
Oxidation states0
Ionisation energies
Covalent radius58 pm
Van der Waals radius154 pm
Colour lines in a spectral range
Colour lines in a spectral range
Spectral lines o neon
Ither properties
Naitural occurrenceprimordial
Creestal structur ​face-centred cubic (fcc)
Face-centered cubic creestal structur for neon
Speed o soond(gas, 0 °C) 435 m/s
Thermal conductivity49.1×10−3  W/(m·K)
Magnetic orderindiamagnetic[5]
Bulk modulus654 GPa
CAS Nummer7440-01-9
History
PredictionWilliam Ramsay (1897)
DiskiveryWilliam Ramsay & Morris Travers[6] (1898)
First isolationWilliam Ramsay & Morris Travers[7] (1898)
Main isotopes o neon
Iso­tope Abun­dance Hauf-life (t1/2) Decay mode Pro­duct
20Ne 90.48% stable
21Ne 0.27% stable
22Ne 9.25% stable
| references
style="text-align:left"|
in calc from C diff report ref
C
— —
K 24.56 24.56 0
F -415.46 −415.46 0
WD -248.6 Celsius Edit this at Wikidata
input C: -248.59, K: 24.56, F: -415.46
comment
style="text-align:left"|
in calc from C diff report ref
C
— —
K 27.104 27.104 0
F -410.883 −410.883 0
WD -246.0 Celsius Edit this at Wikidata
input C: -246.046, K: 27.104, F: -410.883
comment

References

Thir references will appear in the airticle, but this list appears anerly on this page.
  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. ↑ Hammond, C.R. (2000). The Elements, in Handbook of Chemistry and Physics 81st edition (PDF). CRC press. p. 19. ISBN 0849304814.
  3. ↑ Preston-Thomas, H. (1990). "The International Temperature Scale of 1990 (ITS-90)". Metrologia. 27: 3–10. Bibcode:1990Metro..27....3P. doi:10.1088/0026-1394/27/1/002.
  4. ↑ a b Haynes, William M., ed. (2011). CRC Handbook of Chemistry and Physics (92nt ed.). CRC Press. p. 4.122. ISBN 1439855110.
  5. ↑ 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.
  6. ↑ Ramsay, William, Travers, Morris W. (1898). "On the Companions of Argon". Proceedings of the Royal Society of London. 63 (1): 437–440. doi:10.1098/rspl.1898.0057.CS1 maint: multiple names: authors leet (link)
  7. ↑ "Neon: History". Softciências. Retrieved 27 Februar 2007.
  8. ↑ "HNe". NIST Chemistry WebBook. National Institute of Standards and Technology. Retrieved 23 Januar 2013.


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