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'''Roentgenium''' ek [[chemical element]] hae, jiske chemical symbol '''Rg''', [[atomic number]] 111 aur atomic mass 281 hae. II ek [[badalte dhaatu]] hae.
'''Roentgenium''' ek [[chemical element]] hae, jiske chemical symbol '''Rg''', [[atomic number]] 111 aur atomic mass 281 hae. Ii ek [[badalte dhaatu]] (Transition metal) hae.





00:49, 14 Mai 2011 ke badlao

Atomic Structure
Symbol Rg
Atomic Number 111
Atomic Mass 281 g/mol
Periodic Table
Group 11
Row / Period 7
Element Category Transition dhaatu
Chhapa
Roentgenium ke electron shell


Roentgenium ek chemical element hae, jiske chemical symbol Rg, atomic number 111 aur atomic mass 281 hae. Ii ek badalte dhaatu (Transition metal) hae.