Érbium

Érbium, ₆₈Ér
Érbium;
Pabaosan	/ˈɜːrbiəm/ (UR-bee-əm)
Cingakan	petak kapérakan
Érbium ring tabél périodik
	holmium ← érbium → thulium
Wilangan atom (Z)	68
Watek	n/a
Période	période 6
Blok	blok-f
Konpigurasi éléktron	[Xé] 4f12 6s2
Éléktron per kulit	2, 8, 18, 30, 8, 2
Cecirén pisik
Pase ring STP	padet
Titik lebur	1802 K (1529 °C, 2784 °F)
Titik didih	3141 K (2868 °C, 5194 °F)
Kapadetan (nampek s.r.)	9.066 g/cm3
ri kala éncéh (ring t.l.)	8.86 g/cm3
Panes fusi	19.90 kJ/mol
Panes panguapan	280 kJ/mol
Kapasitas panes molar	28.12 J/(mol·K)
Cecirén atom
Paindikan oksidasi	0, +1, +2, +3 (oksida basa)
Kaéléktronégatipan	skala Pauling: 1.24
Wasa ionisasi	ka-1: 589.3 kJ/mol ; ka-2: 1150 kJ/mol ; ka-3: 2194 kJ/mol ; ;
Jeriji atom	émpiris: 176 pm
Jeriji kovalén	189±6 pm
Cecirén liyanan
Rupa alami	primordial
Struktur kristal	susunan padat héksagon (hcp)
Kagelisan swara pales tipis	2830 m/s (ring 20 °C)
Ékspansi térmal	poly: 12.2 µm/(m⋅K) (r.t.)
Konduktivitas térmal	14.5 W/(m⋅K)
Resistivitas listrik	poly: 0.860 µΩ⋅m (r.t.)
bacakan magnétik	paramagnétik ring 300 K
Karentanan magnétik molar	+44300.00×10−6 cm3/mol
Modulus Young	69.9 GPa
Modulus Shear	28.3 GPa
Modulus Bulk	44.4 GPa
Rasio Poisson	0.237
Kakatosan Vickers	430–700 MPa
Kakatosan Brinell	600–1070 MPa
Nomor CAS	7440-52-0
Lelintihan
Pangaranan	after Ytterby (Swédia), ring dija katambang sadurungné
Panemuan	Carl Gustaf Mosander (1843)
Isotop utama érbium
	Kategori:Érbium; cingak; pabligbagan; uah; \| pustaka

Érbium silih tunggil datu kimia antuk simbol Ér miwah wilangan atom 68. Logam padét mawarna putih masawang pérak ri kala kaisolasi sacara kardian, érbium alami setata katemuin ring campuhan kimia sareng datu liyanan. Punika lantanida, datu tanah langka, ring pamabahnyané katemuin ring tambang gadolinit ring Yttérby, Swédia.

Pustaka

↑ 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.

Suratan

Guide to the Elements – Revised Edition, Albert Stwertka (Oxford University Press; 1998), ISBN 0-19-508083-1.

Pranala jaba

It's Elemental – Erbium

[Cloke1993-1] 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.

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

[1]

[2]