Téllurium, 52 Té Pabaosan (tə-LEWR -ee-əm ) Cingakan klau nyalang kapérakan (kristalin)), bubuk soklat-selem (amorf) Bobot atom standar A r, std (Té) 7002127600000000000♠ 127.60(3)[ 1]
Wilangan atom (Z ) 52 Watek golongan 16 (kalkogén) Période période 5 Blok blok-p Konpigurasi éléktron [Kr ] 4d10 5s2 5p4 Éléktron per kulit 2, 8, 18, 18, 6 Pase ring STP padet Titik lebur 722.66 K (449.51 °C, 841.12 °F) Titik didih 1261 K (988 °C, 1810 °F) Kapadetan (nampek s.r. ) 6.24 g/cm3 ri kala éncéh (ring t.l. ) 5.70 g/cm3 Panes fusi 17.49 kJ/mol Panes panguapan 114.1 kJ/mol Kapasitas panes molar 25.73 J/(mol·K) Tekanan uap
P (Pa)
1
10
100
1 k
10 k
100 k
at T (K)
(775)
(888)
1042
1266
Paindikan oksidasi −2 , −1, 0, +1, +2 , +3, +4 , +5, +6 (oksida asam tenga)Kaéléktronégatipan skala Pauling: 2.1 Wasa ionisasi ka-1: 869.3 kJ/mol ka-2: 1790 kJ/mol ka-3: 2698 kJ/mol Jeriji atom émpiris: 140 pm Jeriji kovalén 138±4 pm Jeriji Van der Waals 206 pm Rupa alami primordial Struktur kristal trigon [ 2] Kagelisan swara pales tipis 2610 m/s (ring 20 °C) Ékspansi térmal 18 µm/(m⋅K)[ 3] (at r.t. ) Konduktivitas térmal 1.97–3.38 W/(m⋅K) bacakan magnétik diamagnétik [ 4] Karentanan magnétik molar 3004605000000000000♠ −39.5× 10−6 cm3 /mol (298 K)[ 5] Modulus Young 43 GPa Modulus Shear 16 GPa Modulus Bulk 65 GPa Kakatosan Mohs 2.25 Kakatosan Brinell 180–270 MPa Nomor CAS 13494-80-9 Pangaranan mawit Romawi Téllus , déwa gumi Panemuan Franz-Joseph Müller von Reichenstein (1782) Isolasi kapertama Martin Heinrich Klaproth
Kategori:Téllurium | pustaka
Té:
ring
itung saking C
bina
parihindik
pus
C
449.51
—
—
K
722.66
722.66
0
F
841.12
841.12
0
présisi maks
2
WD
842 842
dagingan
C: 449.51, K: 722.66, F: 841.12
pabligbagan
Té:
ring
itung saking C
bina
parihindik
pus
C
988
—
—
K
1261
1261
0
F
1810
1810
0
présisi maks
0
WD
1.814 1.814
dagingan
C: 988, K: 1261, F: 1810
pabligbagan
Pustaka
Pustaka pacang tampil ring suratan, menawi lis puniki wantah tampil ring kaca puniki.
↑ 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 .
↑ Adenis, C.; Langer, V.; Lindqvist, O. (15 June 1989). "Reinvestigation of the structure of tellurium". Acta Crystallographica Section C Crystal Structure Communications . 45 (6): 941–942. doi :10.1107/S0108270188014453 .
↑ Cverna, Fran (2002). "Ch. 2 Thermal Expansion". ASM Ready Reference: Thermal properties of metals (PDF) . ASM International. ISBN 978-0-87170-768-0 .
↑ Lide, D. R., ed. (2005). "Magnetic susceptibility of the elements and inorganic compounds". CRC Handbook of Chemistry and Physics (PDF) (édisi ka-86th). Boca Raton (FL): CRC Press. ISBN 0-8493-0486-5 .
↑ Weast, Robert (1984). CRC, Handbook of Chemistry and Physics . Boca Raton, Florida: Chemical Rubber Company Publishing. pp. E110. ISBN 0-8493-0464-4 .
↑ Alessandrello, A.; Arnaboldi, C.; Brofferio, C.; Capelli, S.; Cremonesi, O.; Fiorini, E.; Nucciotti, A.; Pavan, M.; Pessina, G.; Pirro, S.; Previtali, E.; Sisti, M.; Vanzini, M.; Zanotti, L.; Giuliani, A.; Pedretti, M.; Bucci, C.; Pobes, C. (2003). "New limits on naturally occurring electron capture of 123Te". Physical Review C . 67 : 014323. arXiv :hep-ex/0211015 . Bibcode :2003PhRvC..67a4323A . doi :10.1103/PhysRevC.67.014323 .
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