Gadolinium ek chemical element hae, jiske Chemical symbol Tb, atomic number 65 aur atomic mass 158.93 hae. Ii Lanthanide group ke ek member hae.

Atomic Structure
Symbol Tb
Atomic Number 65
Atomic Mass 158.93 g/mol
Periodic Table
Group 3
Row / Period 6
Element Category Transition dhaatu
Chhapa
Terbium ke electron shell