Rutherfordium ek chemical element hae, jiske chemical symbol Rf, atomic number 104 aur atomic mass 261.11 hae. II ek badalte dhaatu hae.

Atomic Structure
Symbol Ronak
Atomic Number 117
Atomic Mass 261.11 g/mol
Periodic Table
Group 4
Row / Period 7
Element Category Transition dhaatu
Chhapa
Rutherfordium ke electron shell