81
Tl
Thallium
204.38
Download Thallium (Tl) Factsheet
Free printable one-page summary of Thallium — Element 81 in the Periodic Table. Includes key properties, fun facts, uses, biological role, and history. Perfect for students, teachers, and science enthusiasts.
Post-transition Metals
Element 81
PDF · Free
Download Thallium Factsheet
Available in 7 languages — choose your preferred version below
Quick Facts — Thallium
Atomic Number
81
Atomic Mass
204.38
State at 20°C
solid
Category
Post-transition Metals
Explore Thallium
About This Download
This free, printable Thallium (Tl) factsheet is a one-page PDF summary of Element 81. It is designed for students, teachers, and anyone curious about chemistry. The factsheet includes:
- Key Properties — atomic mass, melting and boiling points, density, electron configuration, and electronegativity
- Fun Facts — 5 interesting facts about Thallium you may not know
- Overview — what Thallium is and why it matters
- Uses — how Thallium is used in everyday life and industry
- History — who discovered Thallium and when
All factsheets are available in 7 languages: English, Hindi (हिन्दी), Bengali (বাংলা), Gujarati (ગુજરાતી), Marathi (मराठी), Tamil (தமிழ்), and Telugu (తెలుగు). They include a theperiodictable.in watermark and are free for educational use.