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Link to original content: http://frr.wikipedia.org/wiki/Tallium
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Tallium

Faan Wikipedia
Tekst üüb Öömrang
Eegenskapen
Algemian
Nööm, Symbool, Numer Tallium, Tl, 81
Seerie Metal
Skööl, Periode, Blook 13, 6, p
Klöör, Skak salwern witj
CAS-Numer 7440-28-0
Uundial 0,29 ppm[1]
Atomaar [2]
Atoommase 204,38 (204,382 – 204,385)[3][4] u
Atoomraadius (bereegent) 190 (156) pm
Kovalent-Raadius 145 pm
Van der Waals-Raadius 196 pm
Elektroonen [Xe] 4f145d106s26p1
1. Ionisiarang 589,4 kJ/mol
2. Ionisiarang 1971 kJ/mol
3. Ionisiarang 2878 kJ/mol
Füsikaalisk [2]
Tustant fest
Kristal hexagonal
Sachthaid 11,85 g/cm3
Hardhaid 1,2
Magnetismus diamagneetisk (Χm = −3,7 · 10−5)[5]
Smoltponkt 577 K (304 °C)
Köögponkt 1733 K[6] K (1460 °C)
Molaar Rüm 17,22 · 10−6 m3/mol
Dampwaremk 162 kJ/mol[6] kJ/mol
Smoltwaremk 4,2 kJ/mol
Faard faan a tuun 818 m/s bi 293,15 K
Waremk 129 J/(kg · K)
Elektrisk struumfeerang 6,67 · 106 A/(V · m)
Waremkfeerang 46 W/(m · K)
Cheemisk [2]
Oksidatsionstustant 1, 3
Sür of baasisk lacht baasisk
Normoolpotentiaal −0,3363 V (Tl+ + e → Tl)
Elektronegatiwiteet 1,62 (Pauling-Skala)
Isotoopen
Isotoop NH t1/2 Aktiwiteet Energii (MeV) Produkt
199Tl

{syn.}

7,42 h ε 1,440 199Hg
200Tl

{syn.}

26,1 h ε 2,456 200Hg
201Tl

{syn.}

72,912 h ε 0,493 201Hg
202Tl

{syn.}

12,23 d ε 1,364 202Hg
203Tl

29,524 %

stabiil
204Tl

{syn.}

3,78 a β 0,764 204Pb
ε 0,347 204Hg
205Tl

70,476 %

stabiil
206Tl

ferenkelt

4,199 min β 1,533 206Pb
207Tl

ferenkelt

4,77 min β 1,423 207Pb
208Tl

ferenkelt

3,053 min β 5,001 208Pb
··· ··· ··· ··· ··· ···
210Tl

ferenkelt

1,30 min β (≈ 100 %) 5,484 210Pb
βn (0,0070 %) 0,299 209Pb
Muar isotoopen bi List faan isotoopen
Seekerhaid
GHS-Kääntiaken ütj det EU-föörskraft (EG) Nr. 1272/2008 (CLP),[8] (of ütjwidjet)[7]
06 – Giftag 08 – Ei sünj

Gefoor

H- an P-wäärnang H: 330-300-373-413
EUH: nian EUH-wäärnang
P: 260-​264-​284-​301+310 [7]
EU-Gefoorentiaken
ei bekäänd
ei bekäänd
R- an S-wäärnang R: ?
S: ?
Miast wurd SI-ianhaiden brükt.

Tallium as en cheemisk element mä det ufkörtang Tl an det atoomnumer 81. Hat as en metal uun't boorskööl an liket luad. Hat as böös giftag.

Luke uk diar

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  1. Harry H. Binder: Lexikon der chemischen Elemente. S. Hirzel, Stuttgart 1999, ISBN 3-7776-0736-3.
  2. A taalen för't infobox kem miast faan www.webelements.com (Thallium) .
  3. Michael E. Wieser, Tyler B. Coplen: Atomic weights of the elements 2009 (IUPAC Technical Report). Uun: Pure and Applied Chemistry. 2010, S. 1, doi:10.1351/PAC-REP-10-09-14.
  4. CIAAW, Standard Atomic Weights Revised 2013.
  5. Robert C. Weast (Hrsg.): CRC Handbook of Chemistry and Physics. CRC (Chemical Rubber Publishing Company), Boca Raton 1990, ISBN 0-8493-0470-9, S. E-129 bit E-145. Wäärser diar uun g/mol an uun cgs-ianhaiden. Heer amreegent tu SI-wäärs.
  6. 6,0 6,1 Yiming Zhang, Julian R. G. Evans, Shoufeng Yang: Corrected Values for Boiling Points and Enthalpies of Vaporization of Elements in Handbooks. Uun: Journal of Chemical & Engineering Data. 56, 2011, S. 328–337, doi:10.1021/je1011086.
  7. 7,0 7,1 Iindraanj tu Thallium uun't GESTIS-dootenbeenk faan't IFA, ufrepen di 9. August 2016 (mä JavaScript).
  8. Iindrach tu Thallium uun't Classification and Labelling Inventory faan't Europeesk Chemikaalienagentuur (ECHA), ufrepen di 1. August 2016.