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Padron:Infobox tungsten

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Tungsten, 00W
Tungsten
Pronunciation /ˈtʌŋstən/ (TUNG-stən)
Allotropesα-tungsteno (karaniwan), β-tungsteno
Appearancegrayish white, lustrous
Standard atomic weight Ar°(W)
  • 183.84±0.01
  • 183.84±0.01 (pinaikli)[1][2]
Tungsten 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
Mo

W

Sg
tantalumtungstenrhenium
Group6
Period6
Block  d-block
Electron configuration[Xe] 4f14 5d4 6s2[3]
Electrons per shell2, 8, 18, 32, 12, 2
Physical properties
Phase at STPsolid
Melting point3695 K ​(3422 °C, ​6192 °F)
Boiling point5828 K ​(5555 °C, ​10031 °F)
Density (near r.t.)19.25 g/cm3
when liquid (at m.p.)17.6 g/cm3
Critical point13892 K,  MPa
Heat of fusion35.3 kJ/mol
Heat of vaporization806.7 kJ/mol
Molar heat capacity24.27 J/(mol·K)
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 3477 3773 4137 4579 5127 5823
Atomic properties
Oxidation states−4, −2, −1, 0, +1, +2, +3, +4, +5, +6 (isang katamtamang asidikong oksido)
ElectronegativityPauling scale: 2.36
Atomic radiusempirical: 139 pm
Covalent radius162±7 pm
Color lines in a spectral range
Mga linyang espektral ng tungsten
Other properties
Crystal structurebody-centered cubic (bcc)
Body-centered cubic crystal structure for tungsten
Thermal expansion4.5 µm/(m⋅K) (at 25 °C)
Thermal conductivity173 W/(m⋅K)
Electrical resistivity52.8 n Ω⋅m (at 20 °C)
Magnetic orderingparamagnetic[4]
Young's modulus411 GPa
Shear modulus161 GPa
Bulk modulus310 GPa
Poisson ratio0.28
Mohs hardness7.5
Vickers hardness3430 MPa
Brinell hardness2570 MPa
CAS Number7440-33-7
Symbol"W": mula sa Wolfram, orihinal mula sa Gitnang Mataas na Aleman na wolf-rahm 'bula ng lobo' na sinasalarawan ang mineral na wolpramita[5]
Isotopes of tungsten
Template:infobox tungsten isotopes does not exist
Kategorya Kategorya: Tungsten
| references

Talababa

  1. "Standard Atomic Weights: Tungsten" (sa wikang Ingles). CIAAW. 1991.{{cite web}}: CS1 maint: date auto-translated (link)
  2. Prohaska, Thomas; Irrgeher, Johanna; Benefield, Jacqueline; Böhlke, John K.; Chesson, Lesley A.; Coplen, Tyler B.; Ding, Tiping; Dunn, Philip J. H.; Gröning, Manfred; Holden, Norman E.; Meijer, Harro A. J. (2022-05-04). "Standard atomic weights of the elements 2021 (IUPAC Technical Report)". Pure and Applied Chemistry (sa wikang Ingles). doi:10.1515/pac-2019-0603. ISSN 1365-3075.{{cite journal}}: CS1 maint: date auto-translated (link)
  3. Berger, Dan. "Why does Tungsten not 'Kick' up an electron from the s sublevel ?". Bluffton College, USA.
  4. Magnetic susceptibility of the elements and inorganic compounds, in Handbook of Chemistry and Physics 81st edition, CRC press.
  5. van der Krogt, Peter. "Wolframium Wolfram Tungsten" (sa wikang Ingles). Elementymology& Elements Multidict. Inarkibo mula sa ang orihinal noong 2010-01-23. Nakuha noong 2010-03-11.{{cite web}}: CS1 maint: date auto-translated (link)
  6. "Why does Tungsten not 'Kick' up an electron from the s sublevel ?". Nakuha noong 2008-06-15.{{cite web}}: CS1 maint: date auto-translated (link)