105-Db
 basic
105-dubnium

Element 105 is also called as Hahnium.
Isotopes:
Db-255   Db-256   Db-257   Db-258   Db-259   Db-260   Db-261   Db-262   Db-263   Db-264   Db-265   Db-266  
For information on elements, we recommend .