Tungstén

Tungstén, ₇₄W
Tungstén; wolpĕram·
Pabaosan	/ˈtʌŋstən/ (TUNG-stən)
Aran tiosan	wolfram, kawacén: /ˈwʊlfrəm/ (WUUL-frəm)
Cingakan	petak klau nyalang
Bobot atom standar Ar, std(W)	183.84(1)
Tungstén ring tabél périodik
	tantalum ← tungstén → rhénium
Wilangan atom (Z)	74
Watek	golongan 6
Période	période 6
Blok	blok-d
Konpigurasi éléktron	[Xé] 4f14 5d4 6s2
Éléktron per kulit	2, 8, 18, 32, 12, 2
Cecirén pisik
Pase ring STP	padet
Titik lebur	3695 K (3422 °C, 6192 °F)
Titik didih	6203 K (5930 °C, 10706 °F)
Kapadetan (nampek s.r.)	19.25 g/cm3
ri kala éncéh (ring t.l.)	17.6 g/cm3
Panes fusi	52.31 kJ/mol
Panes panguapan	774 kJ/mol
Kapasitas panes molar	24.27 J/(mol·K)
Cecirén atom
Paindikan oksidasi	−4, −2, −1, 0, +1, +2, +3, +4, +5, +6 (oksida asam tenga)
Kaéléktronégatipan	skala Pauling: 2.36
Wasa ionisasi	ka-1: 770 kJ/mol ; ka-2: 1700 kJ/mol ; ;
Jeriji atom	émpiris: 139 pm
Jeriji kovalén	162±7 pm
	Garis spéktral saking tungstén
Cecirén liyanan
Rupa alami	primordial
Struktur kristal	kubus mapusat badan (bcc)
Kagelisan swara pales tipis	4620 m/s (at r.t.) (annealed)
Ékspansi térmal	4.5 µm/(m⋅K) (at 25 °C)
Konduktivitas térmal	173 W/(m⋅K)
Resistivitas listrik	52.8 nΩ⋅m (ring 20 °C)
bacakan magnétik	paramagnétik
Karentanan magnétik molar	+59.0×10−6 cm3/mol (298 K)
Modulus Young	411 GPa
Modulus Shear	161 GPa
Modulus Bulk	310 GPa
Rasio Poisson	0.28
Kakatosan Mohs	7.5
Kakatosan Vickers	3430–4600 MPa
Kakatosan Brinell	2000–4000 MPa
Nomor CAS	7440-33-7
Lelintihan
Panemuan miwah isolasi kapertama	Juan José Elhuyar and Fausto Elhuyar (1783)
Kaaranin olih	Torbern Bergman (1781)
Isotop utama tungstén
	Kategori:Tungstén; cingak; pabligbagan; uah; \| pustaka

Tungstén, utawi wolfram,^[8]^[9] silih tunggil datu kimia antuk simbol W miwah wilangan atom 74. Tungstén punika logam langka punika katemuin alami ring Gumi akéh manados senyawa antuk datu. Punika kaidéntifikasi manados datu anyar warsa 1781 miwah kapertama kaisolasi manados logam warsa 1783. Wiji sané penting rumasuk tungstén, skilit, miwah wolframit, miwah ungkur kasilihang datu aran tiosan.

PustakaUah

↑ Méija, 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.
↑ Berger, Dan. "Why does Tungsten not 'Kick' up an electron from the s sublevel ?". Bluffton College, USA.
↑ Mal:CRC90
↑ Tolias P. (2017). "Analytical expressions for thermophysical properties of solid and liquid tungsten relevant for fusion applications". Nuclear Materials and Energy. 13: 42–57. arXiv:1703.06302. Bibcode:2017arXiv170306302T. doi:10.1016/j.nme.2017.08.002. S2CID 99610871.
↑ Lide, D. R., ed. (2005). "Magnetic susceptibility of the elements and inorganic compounds" (PDF). CRC Handbook of Chemistry and Physics (édisi ka-86th). Boca Raton (FL): CRC Press. ISBN 978-0-8493-0486-6. Kaarsipin saking versi asli (PDF) tanggal 2011-03-03.
↑ Weast, Robert (1984). CRC, Handbook of Chemistry and Physics. Boca Raton, Florida: Chemical Rubber Company Publishing. p. E110. ISBN 978-0-8493-0464-4.
↑ "Tungsten". Royal Society of Chemistry. Royal Society of Chemistry. Kaaksés 2 Méi 2020.
↑ wolfram on Merriam-Webster.
↑ wolfram Archived 2018-11-21 at the Wayback Machine on Oxford Dictionaries.

Pranala jabaUah

Properties, Photos, History, MSDS
CDC – NIOSH Pocket Guide to Chemical Hazards
Tungsten at The Periodic Table of Videos (University of Nottingham)
Picture in the collection from Heinrich Pniok Archived 2010-03-18 at the Wayback Machine
Elementymology & Elements Multidict by Peter van der Krogt – Tungsten
International Tungsten Industry Association

[CIAAW2013-1] Méija, 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] Berger, Dan. "Why does Tungsten not 'Kick' up an electron from the s sublevel ?". Bluffton College, USA.

[CRC90-3] Mal:CRC90

[Tolias-4] Tolias P. (2017). "Analytical expressions for thermophysical properties of solid and liquid tungsten relevant for fusion applications". Nuclear Materials and Energy. 13: 42–57. arXiv:1703.06302. Bibcode:2017arXiv170306302T. doi:10.1016/j.nme.2017.08.002. S2CID 99610871.

[5] Lide, D. R., ed. (2005). "Magnetic susceptibility of the elements and inorganic compounds" (PDF). CRC Handbook of Chemistry and Physics (édisi ka-86th). Boca Raton (FL): CRC Press. ISBN 978-0-8493-0486-6. Kaarsipin saking versi asli (PDF) tanggal 2011-03-03.

[6] Weast, Robert (1984). CRC, Handbook of Chemistry and Physics. Boca Raton, Florida: Chemical Rubber Company Publishing. p. E110. ISBN 978-0-8493-0464-4.

[7] "Tungsten". Royal Society of Chemistry. Royal Society of Chemistry. Kaaksés 2 Méi 2020.

[8] wolfram on Merriam-Webster.

[9] wolfram Archived 2018-11-21 at the Wayback Machine on Oxford Dictionaries.

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