Terbium,65 Tb Terbium tĕŕbiyum· Pabaosan (TUR -bee-əm ) Cingakan petak pérak Bobot atom standar A r, std (Tb)7002158925354000000♠ 158.925354 (8)[ 1] Terbium ringtabél périodik
Wilangan atom (Z ) 65 Watek n/a Période période 6 Blok blok-f Konpigurasi éléktron [Xé ] 4f9 6s2 Éléktron per kulit 2, 8, 18, 27, 8, 2 Cecirén pisik Pase ringSTP padet Titik lebur 1629K (1356 °C, 2473 °F) Titik didih 3396 K (3123 °C, 5653 °F) Kapadetan (nampeks.r. ) 8.23 g/cm3 ri kala éncéh (ringt.l. ) 7.65 g/cm3 Panes fusi 10.15kJ/mol Panes panguapan 391 kJ/mol Kapasitas panes molar 28.91 J/(mol·K) Tekanan uap
P (Pa)
1
10
100
1 k
10 k
100 k
atT (K)
1789
1979
(2201)
(2505)
(2913)
(3491)
Cecirén atom Paindikan oksidasi 0,[ 2] +1,[ 3] +2,+3 ,+4 (oksidabasa lemet) Kaéléktronégatipan skala Pauling: 1.2 (?) Wasa ionisasi ka-1: 565.8 kJ/mol ka-2: 1110 kJ/mol ka-3: 2114 kJ/mol Jeriji atom émpiris: 177pm Jeriji kovalén 194±5 pm Garis spéktral saking terbiumCecirén liyanan Rupa alami primordial Struktur kristal susunan padat héksagon (hcp) Kagelisan swara pales tipis 2620 m/s (ring 20 °C) Ékspansi térmal ats.r. α, poly: 10.3 µm/(m⋅K) Konduktivitas térmal 11.1 W/(m⋅K) Resistivitas listrik α, poly: 1.150 µΩ⋅m (atr.t. ) bacakan magnétik paramagnétik at 300 KKarentanan magnétik molar 6999146000000000000♠ +146000 × 10−6 cm3 /mol (273 K)[ 4] Modulus Young rupa α: 55.7 GPa Modulus Shear rupa α: 22.1 GPa Modulus Bulk rupa α: 38.7 GPa Rasio Poisson rupa α: 0.261 Kakatosan Vickers 450–865 MPa Kakatosan Brinell 675–1200 MPa Nomor CAS 7440-27-9 Lelintihan Pangaranan mawitYtterby (Swédia), ring dija punika katambang Panemuan miwah isolasi kapertamaCarl Gustaf Mosander (1843)Isotop utama terbium
Kategori:Terbium |pustaka
Terbium silih tunggildatu kimia antuksimbol Tb miwahwilangan atom 65. Punika mawarna putih masawang pérak,logam tanah langka sané prasidakaprapén ,ulet ,miwah bélék antuk kagetep nganggén tiuk. Anggota kasia saking sekalantanida ,terbium punika logaméléktropositif sané maréaksi sareng toya, ngembangang gashidrogén .Terbium nénten taén katemuin ring palemahan dados datu bébas, menawi makéh ringmineral ,rumasukcérit ,gadolinit ,monasit ,xénotime ,miwahéuksénit .
↑ 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 .
↑ Yttrium and all lanthanides except Ce and Pm have been observed in the oxidation state 0 in bis(1,3,5-tri-t-butylbenzene) complexes, seeCloke, F. Geoffrey N. (1993). "Zero Oxidation State Compounds of Scandium, Yttrium, and the Lanthanides".Chem. Soc. Rev .22 :17–24.doi :10.1039/CS9932200017 . andArnold, Polly L.; Petrukhina, Marina A.; Bochenkov, Vladimir E.; Shabatina, Tatyana I.; Zagorskii, Vyacheslav V.; Cloke (2003-12-15). "Arene complexation of Sm, Eu, Tm and Yb atoms: a variable temperature spectroscopic investigation".Journal of Organometallic Chemistry .688 (1–2): 49–55.doi :10.1016/j.jorganchem.2003.08.028 .
↑ La(I), Pr(I), Tb(I), Tm(I), and Yb(I) have been observed in MB8 − clusters; seeLi, Wan-Lu; Chen, Teng-Teng; Chen, Wei-Jia; Li, Jun; Wang, Lai-Sheng (2021)."Monovalent lanthanide(I) in borozene complexes" .Nature Communications .12 :6467.doi :10.1038/s41467-021-26785-9 .
↑ Weast, Robert (1984).CRC, Handbook of Chemistry and Physics .Boca Raton, Florida: Chemical Rubber Company Publishing. pp. E110.ISBN 0-8493-0464-4 .
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