Tungstén

Tungstén, 74W
Tungstén
wolpĕram·
Pabaosan/ˈtʌŋstən/ (TUNG-stən)
Aran tiosanwolfram, kawacén: /ˈwʊlfrəm/ (WUUL-frəm)
Cingakanpetak klau nyalang
Bobot atom standar Ar, std(W)183.84(1)[1]
Tungstén ring tabél périodik
Hidrogén Hélium
Litium Bérilium Boron Karbon Nitrogén Oksigén Fluorin Néon
Natrium Magnésium Aluminium Silikon Phosfor Urirang Klorin Argon
Potasium Kalsium Skandium Titanium Vanadium Kromium Mangan (datu) Wesi Kobalt Nikel Temaga Séng Gallium Gérmanium Arsenik Sélénium Brom Kripton
Rubidium Strontium Ittrium Zirkonium Niobium Molibdénum Téknésium Ruthénium Rhodium Palladium Pérak Kadmium Indium Timah Antimoni Téllurium Yodium Xénon
Sésium Barium Lanthanum Sérium Praséodimium Néodimium Prométhium Samarium Éuropium Gadolinium Terbium Disprosium Holmium Érbium Thulium Itterbium Lutésium Hafnium Tantalum Tungstén Rhénium Osmium Iridium Platinum Mas Rasa (datu) Thallium Timbal Bismuth Polonium Astatin Radon
Fransium Radium Aktinium Thorium Protaktinium Uranium Néptunium Plutonium Amérisium Curium Berkélium Kalifornium Éinsteinium Fermium Méndelevium Nobélium Lawrénsium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnérium Darmstadtium Roéntgénium Kopernikium Nihonium Flérovium Moskovium Livermorium Ténnessin Oganésson
Mo

W

Sg
tantalumtungsténrhénium
Wilangan atom (Z)74
Watekgolongan 6
Périodepériode 6
Blok  blok-d
Konpigurasi éléktron[] 4f14 5d4 6s2[2]
Éléktron per kulit2, 8, 18, 32, 12, 2
Cecirén pisik
Pase ring STPpadet
Titik lebur3695 K ​(3422 °C, ​6192 °F)
Titik didih6203 K ​(5930 °C, ​10706 °F)
Kapadetan (nampek s.r.)19.25 g/cm3
ri kala éncéh (ring t.l.)17.6 g/cm3
Panes fusi52.31 kJ/mol[3][4]
Panes panguapan774 kJ/mol
Kapasitas panes molar24.27 J/(mol·K)
Tekanan uap
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 3477 3773 4137 4579 5127 5823
Cecirén atom
Paindikan oksidasi−4, −2, −1, 0, +1, +2, +3, +4, +5, +6 (oksida asam tenga)
Kaéléktronégatipanskala Pauling: 2.36
Wasa ionisasi
  • ka-1: 770 kJ/mol
  • ka-2: 1700 kJ/mol
Jeriji atomémpiris: 139 pm
Jeriji kovalén162±7 pm
Garis warna ring pentang spéktrum
Garis spéktral saking tungstén
Cecirén liyanan
Rupa alamiprimordial
Struktur kristalkubus mapusat badan (bcc)
Body-centered cubic crystal structure for tungstén
Kagelisan swara pales tipis4620 m/s (ring r.t.) (annealed)
Ékspansi térmal4.5 µm/(m⋅K) (ring 25 °C)
Konduktivitas térmal173 W/(m⋅K)
Resistivitas listrik52.8 nΩ⋅m (ring 20 °C)
bacakan magnétikparamagnétik[5]
Karentanan magnétik molar+59.0×10−6 cm3/mol (298 K)[6]
Modulus Young411 GPa
Modulus Shear161 GPa
Modulus Bulk310 GPa
Rasio Poisson0.28
Kakatosan Mohs7.5
Kakatosan Vickers3430–4600 MPa
Kakatosan Brinell2000–4000 MPa
Nomor CAS7440-33-7
Lelintihan
Panemuan miwah isolasi kapertamaJuan José Elhuyar and Fausto Elhuyar[7] (1783)
Kaaranin olihTorbern Bergman (1781)
Isotop utama tungstén
Iso­top Kalimpahan Paruh-idup (t1/2) Mode paluruhan Pro­duk
180W 0.12% 1.8×1018 y α 176Hf
181W syn 121.2 d ε 181Ta
182W 26.50% tegteg
183W 14.31% tegteg
184W 30.64% tegteg
185W syn 75.1 d β 185
186W 28.43% tegteg
Kategori:Tungstén
| 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.

Pustaka

  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.
  3. Mal:CRC90
  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.

Pranala jaba

Read other articles:

This article relies largely or entirely on a single source. Relevant discussion may be found on the talk page. Please help improve this article by introducing citations to additional sources.Find sources: 2008 Catalunya GP2 Series round – news · newspapers · books · scholar · JSTOR (December 2020)    2008 Spanish GP2 roundRound details Round 1 of 10 rounds in the 2008 GP2 Series Location Circuit de Catalunya, Montmeló, Catalonia, SpainCourse...

 

Artikel ini sebatang kara, artinya tidak ada artikel lain yang memiliki pranala balik ke halaman ini.Bantulah menambah pranala ke artikel ini dari artikel yang berhubungan atau coba peralatan pencari pranala.Tag ini diberikan pada November 2022. Artikel ini sebatang kara, artinya tidak ada artikel lain yang memiliki pranala balik ke halaman ini.Bantulah menambah pranala ke artikel ini dari artikel yang berhubungan atau coba peralatan pencari pranala.Tag ini diberikan pada Oktober 2022. Johann...

 

Jawa Pos GroupJenisSwastaDidirikan1953PendiriSuseno TedjoKantorpusatGraha Pena, Surabaya, Jawa Timur, IndonesiaTokohkunciEric SamolaDahlan IskanAzrul AnandaProdukSurat kabar, listrik, kertasSitus webcorporate.jawapos.com Jawa Pos Group adalah perusahaan yang menaungi lebih dari 151 surat kabar daerah dan nasional di Indonesia, yang paling terkenal adalah Jawa Pos, dan belasan tabloid, majalah, dan televisi daerah. Surat kabar daerah yang berada di bawah payung induk ini kebanyakan berawalan R...

GéochimieLes quatre planètes telluriques du Système solaire : Mercure, Vénus, Terre et Mars (à la même échelle).Partie de Chimie, sciences de la TerrePratiqué par Géochimiste (d)modifier - modifier le code - modifier Wikidata La géochimie applique les outils et concepts de la chimie à l'étude de la Terre et plus généralement des planètes. Dans une certaine mesure, des échantillons sont accessibles à l'investigation chimique (notamment par l'étude des météorites) ...

 

Baked or fried turnover consisting of pastry and filling This article possibly contains original research. Please improve it by verifying the claims made and adding inline citations. Statements consisting only of original research should be removed. (April 2016) (Learn how and when to remove this template message) EmpanadaEmpanadillas from SpainAlternative namesPastryTypePastryCourseAppetizer, main coursePlace of originSpainRegion or stateGaliciaAssociated cuisineSpanish, Argentinian, Chilean...

 

Mazmur 146Naskah Gulungan Mazmur 11Q5 di antara Naskah Laut Mati memuat salinan sejumlah besar mazmur Alkitab yang diperkirakan dibuat pada abad ke-2 SM.KitabKitab MazmurKategoriKetuvimBagian Alkitab KristenPerjanjian LamaUrutan dalamKitab Kristen19← Mazmur 145 Mazmur 147 → Mazmur 146 (disingkat Maz 146, Mzm 146 atau Mz 146; penomoran Septuaginta: Mazmur 145) adalah sebuah mazmur dalam bagian ke-5 Kitab Mazmur di Alkitab Ibrani dan Perjanjian Lama dalam Alkitab Kristen. Tidak dica...

National Association of Professional Base Ball Players team season 1875 Hartford Dark BluesLeagueNational Association of Professional Base Ball PlayersBallparkHartford Ball Club GroundsCityHartford, ConnecticutOwnerMorgan BulkeleyManagerBob Ferguson← 18741876 → In their second season in the National Association, the 1875 Hartford Dark Blues finished in third place. They were managed by starting third baseman Bob Death to Flying Things Ferguson. The Dark Blues, with...

 

United States Army general (1890–1962) General DeWitt redirects here. For other uses, see General DeWitt (disambiguation). John Lesesne DeWittDeWitt as a lieutenant generalBorn(1880-01-09)January 9, 1880Fort Sidney, NebraskaDiedJune 20, 1962(1962-06-20) (aged 82)Washington, D.C.Place of burialArlington National CemeteryAllegianceUnited StatesService/branch United States ArmyYears of service1898–1947Rank GeneralCommands heldQuartermaster General of the U.S. Army; Commandant ...

 

追晉陸軍二級上將趙家驤將軍个人资料出生1910年 大清河南省衛輝府汲縣逝世1958年8月23日(1958歲—08—23)(47—48歲) † 中華民國福建省金門縣国籍 中華民國政党 中國國民黨获奖 青天白日勳章(追贈)军事背景效忠 中華民國服役 國民革命軍 中華民國陸軍服役时间1924年-1958年军衔 二級上將 (追晉)部队四十七師指挥東北剿匪總司令部參謀長陸軍�...

Medical conditionGeriatric traumaMedical personnel attend to geriatric trauma patient.SpecialtyEmergency medicine Geriatric trauma refers to a traumatic injury that occurs to an elderly person. People around the world are living longer than ever. In developed and underdeveloped countries, the pace of population aging is increasing. By 2050, the world's population aged 60 years and older is expected to total 2 billion, up from 900 million in 2015.[1] While this trend presents opportuni...

 

André Rieu's cameo in 2009 was named Neighbours' weirdest storyline by an online poll Neighbours is an Australian television soap opera first broadcast on 18 March 1985. It was created by TV executive Reg Watson, who proposed the idea of making a show that focused on realistic stories and portrayed adults and teenagers who talk openly and solve their problems together. Neighbours has since become the longest-running series in Australian television and the seventh longest-running serial dram...

 

Molt honorableCarles Puigdemont Presiden Pemerintah Catalonia ke-130Masa jabatan12 Januari 2016 – 27 Oktober 2017Penguasa monarkiFelipe VIWakil PresidenOriol JunquerasPendahuluArtur MasPenggantiPetahana Informasi pribadiLahir29 Desember 1962 (umur 61)Girona, Catalonia, SpanyolKebangsaanSpanyolPartai politikCDCSuami/istriMarcela ToporAlma materUniversitas GironaProfesiJurnalis, politisiSunting kotak info • L • B Carles Puigdemont i Casamajó (lahir 29 Desember...

Antiandrogen medication used in treatment of prostate cancer EnzalutamideClinical dataTrade namesXtandiOther namesMDV-3100; ASP-9785AHFS/Drugs.comMonographMedlinePlusa612033License data US DailyMed: Enzalutamide Pregnancycategory AU: X (High risk)[1] Routes ofadministrationBy mouth[2][3]Drug classNonsteroidal antiandrogenATC codeL02BB04 (WHO) Legal statusLegal status AU: S4 (Prescription only)[4] CA: ℞-only[5] US:&#...

 

This article needs to be updated. Please help update this article to reflect recent events or newly available information. (November 2020) Nevada Gaming Control Board reporting area The LV Strip is one of the designated Nevada Gaming Control Boards reporting areas. It consists of the Las Vegas Strip casinos and many of the surrounding casinos.[1] The Strip earns roughly 50% of the gaming revenue from all sources for the state of Nevada. For the previous 12 months ending 31 August 2009...

 

Community college in Saratoga, California, US West Valley CollegeTypePublic community collegeEstablished1963Parent institutionWest Valley-Mission Community College DistrictChancellorBradley DavisPresidentJennifer Taylor-MendozaAcademic staff198 full-time and 270 associateStudents8,056[1]LocationSaratoga, California, United StatesCampus143 acres (58 ha)Colors    White, Navy Blue, OrangeMascotVikingWebsitewww.westvalley.edu West Valley College is a public community c...

Prime Minister of Solomon Islands (1943–2016) For his son, the Solomon Islander politician, see Peter Kenilorea Jr. The Right HonourableSir Peter KeniloreaKBEPrime Minister of the Solomon IslandsIn office19 November 1984 – 1 December 1986MonarchElizabeth IIPreceded bySolomon MamaloniSucceeded byEzekiel AlebuaIn office7 July 1978 – 31 August 1981MonarchElizabeth IIPreceded byPosition establishedSucceeded bySolomon Mamaloni Personal detailsBorn(1943-05-23)23 May 1943Taka...

 

Artikel ini sebatang kara, artinya tidak ada artikel lain yang memiliki pranala balik ke halaman ini.Bantulah menambah pranala ke artikel ini dari artikel yang berhubungan atau coba peralatan pencari pranala.Tag ini diberikan pada Februari 2023. Before the Next Teardrop FallsBerkas:BeforeTheNextTeardropFalls.jpgAlbum studio karya Freddy FenderDirilis1974GenreTejanoDurasi29:11LabelDotProduserHuey P. MeauxKronologi Freddy Fender Before the Next Teardrop Falls 1974 Recorded Inside Louisiana ...

 

Public amusement park in Green Bay, Wisconsin Bay Beach Amusement ParkPreviously known as Bay View Beach (until approx. 1920)Train depotLocation1313 Bay Beach Road, Green Bay, WisconsinCoordinates44°31′51.3″N 87°58′51″W / 44.530917°N 87.98083°W / 44.530917; -87.98083StatusOperatingOpened1892 (132 years ago) (1892)OwnerCity of Green Bay, WisconsinOperating seasonMay - SeptemberAttractionsTotal23[1]Roller coasters1Websitegreenbaywi.gov/4...

Assedio di Marignanoparte delle guerre di LombardiaData25 aprile - 1 maggio 1449 LuogoMelegnano, (MI) EsitoVittoria degli sforzeschi Schieramenti Sforzeschi Aurea Repubblica Ambrosiana Repubblica di Venezia Comandanti Francesco Sforza Francesco Piccinino Carlo Gonzaga Effettivi20.000 schioppettieri4.000 fanti e balestrieri6.000 cavalieri Voci di guerre presenti su Wikipedia Manuale V · D · MBattaglie delle Guerre di LombardiaZagonara · Brescia · Gottolen...

 

Shizuoka 静岡市Kota terpilih BenderaLambangLocation of Shizuoka in Shizuoka PrefectureNegara JepangWilayahChūbuPrefekturShizuokaPemerintahan • WalikotaNobuhiro TanabeLuas • Total1,411,90 km2 (0,54.514 sq mi)Populasi (Februari 1, 2020) • Total690.013 • Kepadatan489/km2 (1,270/sq mi)Zona waktuUTC+9 (Japan Standard Time)Simbol kota • PohonCornus florida• BungaAlthaea rosea• BurungAlcedo atthisNomor ...