Thallium ek chemical element hae, jiske chemical symbol Tl, atomic number 81 aur atomic mass 204.4 hae.

Atomic Structure
Symbol Tl
Atomic Number 81
Atomic Mass 204.4g/mol
Periodic Table
Group 13
Row / Period 5
Element Category Duusra dhaatu
Chhapa
Thallium ke electron shell

Chhapa ke gallery badlo