Template:Infobox tungsten

{{Infobox element

|symbol =W

|Z =74

|number =74

|name =tungsten

|alt name=Wolfram, pronounced: {{IPAc-en|ˈ|w|ʊ|l|f|r|əm}} ({{respell|WUUL|frəm}})

|abundance=

|abundance in earth's crust=

|abundance in oceans=

|abundance in solar system=

|left=tantalum

|right=rhenium

|above=Mo

|below=Sg

|image name=Wolfram_evaporated_crystals_and_1cm3_cube.jpg

|appearance=Grayish white, lustrous

|electrons per shell=2, 8, 18, 32, 12, 2

|phase=

|density=19.254 g/cm³

|density conditions=(at 20° C)

|density gpcm3mp=17.6

|melting point K=3695

|melting point C=3422

|melting point F=6192

|boiling point K=6203

|boiling point C=5930

|boiling point F=10706

|critical point K=

|critical point MPa=

|heat fusion=52.31

|heat fusion ref={{CRC90|page=6-134}}{{cite journal|author=Tolias P.|title=Analytical expressions for thermophysical properties of solid and liquid tungsten relevant for fusion applications|journal=Nuclear Materials and Energy|volume=13|pages=42–57|doi=10.1016/j.nme.2017.08.002|arxiv=1703.06302|year=2017|bibcode=2017arXiv170306302T|s2cid=99610871}}

|heat vaporization=774

|heat capacity=24.27

|vapor pressure 1=3477

|vapor pressure 10=3773

|vapor pressure 100=4137

|vapor pressure 1 k=4579

|vapor pressure 10 k=5127

|vapor pressure 100 k=5823

|vapor pressure comment=

|crystal structure=body-centered cubic

|crystal structure Pearson symbol=cI2

|lattice constant=a = 316.52 pm (at 20 °C){{cite book |last=Arblaster |first= John W. |title=Selected Values of the Crystallographic Properties of Elements |publisher=ASM International |publication-place=Materials Park, Ohio |date=2018 |isbn=978-1-62708-155-9}}

|electronegativity=2.36

|number of ionization energies=2

|ionization energy 1=770

|ionization energy 2=1700

|atomic radius=139

|covalent radius=162±7

|magnetic ordering=paramagnetic

|magnetic ordering ref={{cite book |chapter-url=http://www-d0.fnal.gov/hardware/cal/lvps_info/engineering/elementmagn.pdf|chapter=Magnetic susceptibility of the elements and inorganic compounds| editor = Lide, D. R. | title = CRC Handbook of Chemistry and Physics | edition = 86th | location = Boca Raton (FL) | publisher = CRC Press | year = 2005 | isbn = 978-0-8493-0486-6 |archive-url=https://web.archive.org/web/20110303222309/http://www-d0.fnal.gov/hardware/cal/lvps_info/engineering/elementmagn.pdf|archive-date=2011-03-03}}

|electrical resistivity unit prefix=n

|electrical resistivity at 20=52.8

|thermal conductivity=173

|thermal expansion=

|thermal expansion comment={{val|4.42|e=−6}}/K (at 20 °C)

|speed of sound rod at r.t.=4620

|speed of sound rod at r.t. comment=(annealed)

|magnetic susceptibility= {{val|+59.0|e=−6}}

|magnetic susceptibility ref= (298 K){{Cite book|title=CRC, Handbook of Chemistry and Physics|last=Weast|first=Robert|publisher=Chemical Rubber Company Publishing|year=1984|isbn=978-0-8493-0464-4|location=Boca Raton, Florida|page=E110}}

|Young's modulus=411

|Shear modulus=161

|Bulk modulus=310

|Poisson ratio=0.28

|Mohs hardness=7.5

|Vickers hardness=3430–4600

|Brinell hardness=2000–4000

|CAS number=7440-33-7

|naming=the old Swedish name for the mineral scheelite, from which it was isolated; means 'heavy stone'

|named by=Torbern Bergman

|named date=1781

|discovery and first isolation by=Juan José Elhuyar and Fausto Elhuyar{{cite web |url=https://www.rsc.org/periodic-table/element/74/tungsten |title=Tungsten |website=Royal Society of Chemistry |publisher=Royal Society of Chemistry |access-date=May 2, 2020}}

|discovery date=1783

|QID=Q743

}}