Itterbium, 70 Yb Pabaosan (i-TUR -bee-əm ) Cingakan petak pérak; antuk warna kuning lémlém[ 1] Bobot atom standar A r, std (Yb) 7002173045000000000♠ 173.045(10)[ 2] [ 3] [ 4]
Wilangan atom (Z ) 70 Watek n/a Période période 6 Blok blok-f Konpigurasi éléktron [Xé ] 4f14 6s2 Éléktron per kulit 2, 8, 18, 32, 8, 2 Pase ring STP padet Titik lebur 1097 K (824 °C, 1515 °F) Titik didih 1469 K (1196 °C, 2185 °F) Kapadetan (nampek s.r. ) 6.90 g/cm3 ri kala éncéh (ring t.l. ) 6.21 g/cm3 Panes fusi 7.66 kJ/mol Panes panguapan 129 kJ/mol Kapasitas panes molar 26.74 J/(mol·K) Tekanan uap
P (Pa)
1
10
100
1 k
10 k
100 k
at T (K)
736
813
910
1047
(1266)
(1465)
Paindikan oksidasi 0,[ 5] +1,[ 6] +2, +3 (oksida basa ) Kaéléktronégatipan skala Pauling: 1.1 (?) Wasa ionisasi ka-1: 603.4 kJ/mol ka-2: 1174.8 kJ/mol ka-3: 2417 kJ/mol Jeriji atom émpiris: 176 pm Jeriji kovalén 187±8 pm Garis spéktral saking itterbiumRupa alami primordial Struktur kristal kubus mapusat muka (fcc) Kagelisan swara pales tipis 1590 m/s (ring 20 °C) Ékspansi térmal β, poli: 26.3 µm/(m⋅K) (s.r. ) Konduktivitas térmal 38.5 W/(m⋅K) Resistivitas listrik β, poly: 0.250 µΩ⋅m (ring s.r. ) bacakan magnétik paramagnétik Karentanan magnétik molar 6996248999999999999♠ +249.0× 10−6 cm3 /mol (2928 K)[ 7] Modulus Young rupa β: 23.9 GPa Modulus Shear rupa β: 9.9 GPa Modulus Bulk rupa β: 30.5 GPa Rasio Poisson rupa β: 0.207 Kakatosan Vickers 205–250 MPa Kakatosan Brinell 340–440 MPa Nomor CAS 7440-64-4 Pangaranan mawit Ytterby (Sweden), ring dija punika katambang Panemuan Jean Charles Galissard de Marignac (1878) Isolasi kapertama Carl Auer von Welsbach (1906)
Kategori:Itterbium | pustaka
Yb:
ring
itung saking C
bina
parihindik
pus
C
824
—
—
K
1097
1097
0
F
1515
1515
0
présisi maks
0
WD
String Module Error: Target string is empty
dagingan
C: 824, K: 1097, F: 1515
pabligbagan
Yb:
ring
itung saking C
bina
parihindik
pus
C
1196
—
—
K
1469
1469
0
F
2185
2185
0
présisi maks
0
WD
String Module Error: Target string is empty
dagingan
C: 1196, K: 1469, F: 2185
pabligbagan
Pustaka
Pustaka pacang tampil ring suratan, menawi lis puniki wantah tampil ring kaca puniki.
↑ Mal:Greenwood&Earnshaw
↑ 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 .
↑ "Standard Atomic Weights 2015" . Commission on Isotopic Abundances and Atomic Weights . 12 October 2015. Kaaksés 18 February 2017 .
↑ "Standard Atomic Weight of Ytterbium Revised" . Chemistry International . October 2015. p. 26. doi :10.1515/ci-2015-0512 . eISSN 0193-6484 . ISSN 0193-6484 .
↑ 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 .
↑ La(I), Pr(I), Tb(I), Tm(I), and Yb(I) have been observed in MB8 − clusters; see Li, 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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