Disprosium

Disprosium, ₆₆Dy
Disprosium; disprosiyum·
Pabaosan	/dɪsˈproʊziəm/ (dis-PROH-zee-əm)
Cingakan	petak pérak
Bobot atom standar Ar, std(Dy)	162.500(1)
Disprosium ring tabél périodik
	terbium ← disprosium → holmium
Wilangan atom (Z)	66
Watek	n/a
Période	période 6
Blok	blok-f
Konpigurasi éléktron	[Xé] 4f10 6s2
Éléktron per kulit	2, 8, 18, 28, 8, 2
Cecirén pisik
Pase ring STP	padet
Titik lebur	1680 K (1407 °C, 2565 °F)
Titik didih	2840 K (2562 °C, 4653 °F)
Kapadetan (nampek s.r.)	8.540 g/cm3
ri kala éncéh (ring t.l.)	8.37 g/cm3
Panes fusi	11.06 kJ/mol
Panes panguapan	280 kJ/mol
Kapasitas panes molar	27.7 J/(mol·K)
Cecirén atom
Paindikan oksidasi	0, +1, +2, +3, +4 (oksida basa lemet)
Kaéléktronégatipan	skala Pauling: 1.22
Wasa ionisasi	ka-1: 573.0 kJ/mol ; ka-2: 1130 kJ/mol ; ka-3: 2200 kJ/mol ; ;
Jeriji atom	émpiris: 178 pm
Jeriji kovalén	192±7 pm
	Garis spéktral saking disprosium
Cecirén liyanan
Rupa alami	primordial
Struktur kristal	susunan padat héksagon (hcp)
Kagelisan swara pales tipis	2710 m/s (ring 20 °C)
Ékspansi térmal	α, poly: 9.9 µm/(m⋅K) (s.r.)
Konduktivitas térmal	10.7 W/(m⋅K)
Resistivitas listrik	α, poly: 926 nΩ⋅m (s.r.)
bacakan magnétik	paramagnétik ring 300 K
Karentanan magnétik molar	+103500×10−6 cm3/mol (293.2 K)
Modulus Young	rupa α: 61.4 GPa
Modulus Shear	rupa α: 24.7 GPa
Modulus Bulk	rupa α: 40.5 GPa
Rasio Poisson	rupa α: 0.247
Kakatosan Vickers	410–550 MPa
Kakatosan Brinell	500–1050 MPa
Nomor CAS	7429-91-6
Lelintihan
Panemuan	Lecoq de Boisbaudran (1886)
Isolasi kapertama	Georges Urbain (1905)
Isotop utama disprosium
	Kategori:Disprosium; cingak; pabligbagan; uah; \| pustaka

Disprosium silih tunggil datu kimia antuk simbol Dy miwah wilangan atom 66. Punika datu tanah langka antuk nyalang pérak métalik. Disprosium tan taén katemuin ring palemahan dados datu bébas, yadiastun katemuin ring makudang mineral, sekadi xénotime. Disprosium sané kawéntenan alami kadiri saking pitu isotop, kaakéhan pinih akéh punika ¹⁶⁴Dy.

Pustaka

↑ 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, see Cloke, F. Geoffrey N. (1993). "Zero Oxidation State Compounds of Scandium, Yttrium, and the Lanthanides". Chem. Soc. Rev. 22: 17–24. doi:10.1039/CS9932200017. and Arnold, 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.
↑ Weast, Robert (1984). CRC, Handbook of Chemistry and Physics. Boca Raton, Florida: Chemical Rubber Company Publishing. pp. E110. ISBN 0-8493-0464-4.

Pranala jaba

It's Elemental – Dysprosium

[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.

[Cloke1993-2] 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, see Cloke, F. Geoffrey N. (1993). "Zero Oxidation State Compounds of Scandium, Yttrium, and the Lanthanides". Chem. Soc. Rev. 22: 17–24. doi:10.1039/CS9932200017. and Arnold, 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.

[3] 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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Pengawasan otoritas
Umum	Integrated Authority File (Jerman)
Perpustakaan nasional	Amerika Serikat Latvia
Lain-lain	Microsoft Academic

Pustaka

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