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 ] 4f 14 5d 10 6s 2 6p1
1. Ionisiarang
589,4kJ /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
577K (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
46W /(m · K)
Cheemisk[2]
Oksidatsionstustant
1 ,3
Sür ofbaasisk
lachtbaasisk
Normoolpotentiaal
−0,3363V (Tl+ + e− → Tl)
Elektronegatiwiteet
1,62 (Pauling-Skala)
Isotoopen
Isotoop
NH
t1/2
Aktiwiteet
Energii (MeV )
Produkt
199 Tl
{syn.}
7,42h ε 1,440 199 Hg
200 Tl
{syn.}
26,1h ε 2,456 200 Hg
201 Tl
{syn.}
72,912h ε 0,493 201 Hg
202 Tl
{syn.}
12,23d ε 1,364 202 Hg
203 Tl
29,524 %
stabiil
204 Tl
{syn.}
3,78a β− 0,764 204 Pbε 0,347 204 Hg
205 Tl
70,476 %
stabiil
206 Tl
ferenkelt
4,199min β− 1,533 206 Pb
207 Tl
ferenkelt
4,77min β− 1,423 207 Pb
208 Tl
ferenkelt
3,053min β− 5,001 208 Pb
··· ··· ··· ··· ··· ···
210 Tl
ferenkelt
1,30min β− (≈ 100 %)5,484 210 Pbβ− n (0,0070 %)0,299 209 Pb
Muar isotoopen biList faan isotoopen
Seekerhaid
Miast wurdSI -ianhaiden brükt.
Tallium as encheemisk element mä det ufkörtangTl an detatoomnumer 81 .Hat as enmetal uun'tboorskööl an liketluad .Hat as böös giftag.
↑ Harry H. Binder:Lexikon der chemischen Elemente. S. Hirzel, Stuttgart 1999,ISBN 3-7776-0736-3 .
↑ A taalen för't infobox kem miast faanwww.webelements.com (Thallium) .
↑ 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 .
↑ CIAAW, Standard Atomic Weights Revised 2013 .
↑ 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 uuncgs -ianhaiden. Heer amreegent tuSI -wäärs.
↑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 .
↑7,0 7,1 Iindraanj tuThallium uun't GESTIS-dootenbeenk faan'tIFA ,ufrepen di 9. August 2016(mä JavaScript) .
↑ Iindrach tuThallium uun'tClassification and Labelling Inventory faan'tEuropeesk Chemikaalienagentuur (ECHA), ufrepen di 1. August 2016.