Share to: share facebook share twitter share wa share telegram print page

三茂钷

三茂钷
别名 三(环戊二烯基)钷
识别
CAS号 112341-23-8  checkY
SMILES
 
  • c1ccc[cH-]1.c2ccc[cH-]2.c3ccc[cH-]3.[Pm+3]
性质
化学式 Pm(C5H5)3
摩尔质量 340.285 g·mol⁻¹
外观 黄色至橙色固体[1]
沸点 145~260℃
(10-3~10-4mmHg,升华)
相关物质
相关化学品 环戊二烯
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

三茂钷金属有机化合物,化学式为Pm(C5H5)3,在干燥空气中稳定。有放射性。

三茂钷和一般过渡金属的环戊二烯配合物不同,被认为是离子型键合。[1]理论计算得出它的Pm自然布居分析(NPA)电子构型为6s0.115d1.194f2.21[2]

制备

三茂钷可在四氢呋喃介质中,用无水氯化钷环戊二烯钠反应得到:[1]

3C5H5Na + PmCl3 → (C5H5)3Pm + 3 NaCl

化学性质

三茂钷遇水分解,生成氢氧化钷环戊二烯

参考资料

  1. ^ 1.0 1.1 1.2 《无机化学丛书》. 第七卷 钪 稀土元素. 易宪武 等主编. 科学出版社. 2.3.7 稀土元素有机化合物. P260~261. 1.π络合物
  2. ^ Krinsky, Jamin L.; Minasian, Stefan G.; Arnold, John. Covalent Lanthanide Chemistry Near the Limit of Weak Bonding: Observation of (CpSiMe3)3Ce−ECp* and a Comprehensive Density Functional Theory Analysis of Cp3Ln−ECp (E = Al, Ga). Inorganic Chemistry (American Chemical Society (ACS)). 2010-12-08, 50 (1): 345–357. ISSN 0020-1669. doi:10.1021/ic102028d. 
Read more information:

Sekretariat Presiden Kementerian Sekretariat NegaraRepublik IndonesiaSusunan organisasiKepalaHeru Budi HartonoDeputiBidang Administrasi dan Pengelolaan IstanaRika KiswardaniBidang Protokol, Pers, dan MediaBey Triadi Machmudin Kantor pusatJalan Veteran 17-18Jakarta Pusat 10110DKI Jakarta, IndonesiaSitus websetpres.setneg.go.id Sekretariat Presiden adalah satuan organisasi di Kementerian Sekretariat Negara Republik Indonesia yang mempunyai tugas menyelenggarakan pemberian dukungan teknis dan …

Dieser Artikel oder nachfolgende Abschnitt ist nicht hinreichend mit Belegen (beispielsweise Einzelnachweisen) ausgestattet. Angaben ohne ausreichenden Beleg könnten demnächst entfernt werden. Bitte hilf Wikipedia, indem du die Angaben recherchierst und gute Belege einfügst. Ein Nachweis für die Bevölkerungszahl in der Einleitung fehlt. Gegebenenfalls sind auch die weiteren Zahlen im Artikel zu aktualisieren Der Titel dieses Artikels ist mehrdeutig. Weitere Bedeutungen sind unter Braga (Beg…

ديليتشتو     الإحداثيات 41°13′00″N 15°23′00″E / 41.216666666667°N 15.383333333333°E / 41.216666666667; 15.383333333333  [1] تقسيم إداري  البلد إيطاليا[2]  التقسيم الأعلى مقاطعة فُدجة  خصائص جغرافية  المساحة 75.85 كيلومتر مربع (9 أكتوبر 2011)[3]  ارتفاع 575 متر  عدد السكان …

Rogers Field at Nat Bailey StadiumThe Natcirca 2006VancouverLocation in CanadaShow map of CanadaVancouverLocation in British ColumbiaShow map of British ColumbiaFormer namesCapilano Stadium (1951–1978)Nat Bailey Stadium (1978–2009, 2021–2022)Scotiabank Field at Nat Bailey Stadium (2010–2020)Address4601 Ontario StreetVancouver, British Columbia V5V 3H4Coordinates49°14′35″N 123°06′23″W / 49.2431°N 123.1063°W / 49.2431; -123.1063OwnerCity of VancouverOper…

عهد الدم النوع دراما تأليف إياد أبو الشامات إخراج كريم الشناوي بطولة باسل خياط ، نادين تحسين بك ، علي منيمنة ،ندى أبو فرحات البلد  لبنان ،  سوريا لغة العمل ‍العربية عدد الحلقات 10 مدة الحلقة 50 دقيقة منتج أفلام إيجل بث لأول مرة في 2020 السينما.كوم صفحة العمل تعديل مصدري - تعد

American politician (born 1960) Matt RosendaleOfficial portrait, 2021Member of theU.S. House of Representativesfrom MontanaIncumbentAssumed office January 3, 2021Preceded byGreg GianforteConstituencyAt-large district (2021–2023) 2nd district (2023–present)Auditor of MontanaIn officeJanuary 2, 2017 – January 3, 2021GovernorSteve BullockPreceded byMonica LindeenSucceeded byTroy DowningMember of the Montana Senatefrom the 18th districtIn officeJanuary 7, 2013 – January…

British rock band For the English agricultural pioneer after whom the band is named, see Jethro Tull (agriculturist). Jethro TullJethro Tull live in Hamburg in 1973Background informationOriginLuton, Bedfordshire, EnglandGenres Progressive rock folk rock hard rock blues rock Years active1967–20112017–presentLabelsIslandRepriseWarner Bros.ChrysalisEagleFuel 2000EMIInside Out MusicSpinoffs Blodwyn Pig Wild Turkey Members Ian Anderson David Goodier John O'Hara Scott Hammond Joe Parrish Past memb…

2022 video game 2022 video gamePentimentDeveloper(s)Obsidian EntertainmentPublisher(s)Xbox Game StudiosDirector(s)Josh SawyerProducer(s)Alec FreyMary MutterDesigner(s)Matthew LoyolaProgrammer(s)Brett KloosterArtist(s)Hannah KennedyWriter(s)Josh SawyerComposer(s)Alkemie Early Music EnsembleEngineUnity[1]Platform(s)WindowsXbox OneXbox Series X/SReleaseNovember 15, 2022 (2022-11-15)Genre(s)Adventure, role-playingMode(s)Single-player Pentiment is an adventure role-playing vide…

One of the 234 Legislative Assembly Constituencies in Tamil Nadu NeyveliConstituency for the Tamil Nadu Legislative AssemblyConstituency detailsCountryIndiaRegionSouth IndiaStateTamil NaduDistrictCuddaloreLS constituencyCuddaloreEstablished2011Total electors2,18,603[1]ReservationNoneMember of Legislative Assembly16th Tamil Nadu Legislative AssemblyIncumbent Saba Rajendran Party  DMKElected year2021 Neyveli is a state assembly constituency in Tamil Nadu, India newly formed after…

ピーター・グロソップPeter Glossop 基本情報出生名 Peter Glossop生誕 (1928-07-06) 1928年7月6日 イギリス シェフィールド近郊ワズリー出身地 イギリス死没 (2008-09-07) 2008年9月7日(80歳没) イギリス デヴォン州クレイハンガージャンル オペラ職業 歌手活動期間 1953年 - 1986年 ピーター・グロソップ(Peter Glossop, 1928年7月6日 - 2008年9月7日)は、イギリスのバリトン歌手。 ミラノ・スカ…

Australian-American adult animated television series Smiling FriendsTitle designGenre Black comedy[1] Surreal humor Absurdist fiction Created by Zach Hadel Michael Cusack Written by Zach Hadel Michael Cusack Directed by Zach Hadel Michael Cusack Starring Michael Cusack Zach Hadel Marc M. Theme music composerChris O'Neill[2]Ending themeBrown Smile (composed by Chris O'Neill)Composers Brendan Caulfield Chris O'Neill (additional) Country of origin United States Australia Original la…

Operacja „Ivy Bells” – amerykańska operacja wywiadowcza z okresu zimnej wojny, zrealizowana przy współpracy Marynarki Wojennej Stanów Zjednoczonych (USN), Centralnej Agencji Wywiadowczej (CIA) oraz National Security Agency (NSA), której celem było założenie podsłuchu na sowiecką linię komunikacyjną poprowadzoną po dnie Morza Ochockiego. Tło operacji Początek wyścigu zbrojeń Okres zimnej wojny charakteryzował się wyścigiem zbrojeń pomiędzy dwoma rywalizującymi ze sob…

Laptop by Microsoft Surface LaptopSurface Laptop in PlatinumDeveloperMicrosoftProduct familyMicrosoft SurfaceTypeLaptopGenerationFirstRelease date2 May 2017; 6 years ago (2017-05-02)Availability15 June 2017; 6 years ago (2017-06-15)Introductory priceUSD$799 to 2,699Operating systemWindows 10 S (upgradeable to Home or Pro)CPUIntel Core m3-7Y30 Intel Core i5-7200U Intel Core i7-7660UMemory16 GB, 8 GB or 4 GB LPDDR3 RAMStorage1 TB, 512 GB, 256 GB, 128 GB SSDRemov…

American politician This article does not cite any sources. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed.Find sources: Henry Wirtz Thomas – news · newspapers · books · scholar · JSTOR (March 2018) (Learn how and when to remove this template message) Henry Wirtz Thomas12th Lieutenant Governor of VirginiaIn officeMarch 1, 1875 – January 1, 1878GovernorJames L. Kempe…

American model and television personality (born 1996) Hailey BieberBieber in 2020BornHailey Rhode Baldwin (1996-11-22) November 22, 1996 (age 27)Tucson, Arizona, U.S.OccupationsModelmedia personalitysocialiteYears active2014–presentSpouse Justin Bieber ​(m. 2018)​ParentsStephen Baldwin (father)Kennya Baldwin (mother)RelativesBaldwin familyEumir Deodato (maternal grandfather)Modeling informationHeight5 ft 7+1⁄2 in (1.71 m)[1]Ha…

Memorial in Columbus, Ohio, U.S. Lincoln Vicksburg MonumentUnited StatesFor Abraham Lincoln and victims of the American Civil WarLocationOhio Statehouse, Columbus, Ohio, U.S.Designed byThomas Dow Jones The Lincoln Vicksburg Monument, also known as the Lincoln and Soldiers' Monument,[1] is a marble memorial commemorating Abraham Lincoln and victims of the American Civil War by Thomas Dow Jones, installed in the Ohio Statehouse's rotunda, in Columbus, Ohio, United States. Created from…

Hospital in Auckland, New ZealandAuckland City HospitalTe Whatu Ora - Te Toka Tumai AucklandThe new 2003 section of the hospitalGeographyLocationGrafton, Auckland, Auckland, New ZealandOrganisationFundingPublic hospitalTypeGeneral, TeachingAffiliated universityUniversity of Auckland Faculty of Medical and Health SciencesServicesEmergency departmentYesBeds1,171[1]HelipadYesHistoryOpened1846LinksWebsiteOfficial WebsiteListsHospitals in New Zealand Auckland City Hospital is a public hospita…

This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed.Find sources: Racionais MC's – news · newspapers · books · scholar · JSTOR (December 2013) (Learn how and when to remove this template message) Racionais MC'sBackground informationAlso known asRacionaisOriginSão Paulo,  BrazilGenresGangsta Rap, political hip hopYears acti…

A-1 Argo The sole surviving airworthy A-1 Argo biplane, 1929-built, at the Golden Wings Air Museum at Anoka near Minneapolis, Minnesota. Role private owner biplaneType of aircraft National origin United States Manufacturer Alliance Aircraft Corporation First flight 1929 Status two survivors, one airworthy Number built 20 The Alliance A-1 Argo was an American-built two-seat biplane of the late 1920s. Development The Alliance Aircraft Corporation of Alliance, Ohio, was formed in 1928 by a reorgani…

Entertainment website BuddyTVOwnerAprospectus LLCCreated byVarious contributorsURLhttps://www.buddytv.comLaunchedJuly 31, 2007Current statusOnline BuddyTV is an entertainment-based website, which generates content about television programs and sporting events. The website publishes information about celebrity and related entertainment news through a series of articles, entertainment profiles, actor biographies and user forums.[1] On 31 December 2014, Smart TV manufacturer VIZIO…

Kembali kehalaman sebelumnya

Lokasi Pengunjung: 3.238.57.9