81

204.38

Thallium

Gr. thallós (θαλλός) green shoot

1861

William Crookes (England); Claude-Auguste Lamy (France)

group 13 | period 6 | p-block
Xe 4f¹⁴ 5d¹⁰ 6s² 6p¹

Thallium Electron Config

Rb

…

 

 

In

 

 

…

Xe

 

 

 

 

▲

 

 

 

 

Cs

…

Hg

◄

Tl

►

Pb

…

Rn

 

 

 

 

▼

 

 

 

 

Fr

…

 

 

Nh

 

 

…

Og

CELTIC

BRYTHONIC

thalliom
thallyum
thaliwm

GOIDELIC

tailliam

ROMANCE

EASTERN ROMANCE

taliu

WESTERN ROMANCE

tal·li
thallium
tallio
tálio
talio

CONSTRUCTED

talio

ALBANIAN

taliumi

GERMANIC

NORTHERN GERMANIC

Thallium
þallín
thallium
tallium

WESTERN GERMANIC

thallium
thallium
tallium
Thallium

INDIC

थैलियम
تھیلیئم

IRANIAN

تالیم
talyûm

ARMENIAN

թալիում

BALTIC

tallijs
talis

SLAVIC

EASTERN SLAVIC

талій
таллий
талій

SOUTHERN SLAVIC

таллий
талиум
talij
талиjум
talij

WESTERN SLAVIC

thallium
tal
thallium

GREEK

θάλλιο

URALIC

FINNIC

tallium
tallium

UGRIC

tallium

TURKIC

talyum
tallium

KARTVELIAN

თალიუმი

BASQUE

talioa