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Project at a Glance Contents on the CD ROM
  • Dubnium is a chemical element with the symbol Db , Electronic configuration [Rn] 5f14 6d3 7s2, Atomic number 105, Atomic mass 261.9 g.mol -1.
  • Dubnium is harmful due to its radioactivity.
  • Dubnium is a highly radioactive metal.
  • Dubnium is a radioactive synthetic metal and has only been produced in tiny amounts.
  • Dubnium is of research interest only.
  • The atomic weight of nine known isotopes range from 255 to 263, the longest-lived isotope, Dubnium 268 has a half-life of 32 hours.
  • Dubnium is not found free in the environment, it is a synthetic element.
  • Dubnium is a member of the 7th period and belongs to the group 5 element.
  • At present, Dubnium is only used in research.
  •  The chemistry of Dubnium has been studied for several years using gas thermo chromatography.
  • Dubnium , also called eka-tantalum is a highly radioactive synthetic element whose most stable isotope has a half-life of 32 hours, 268Db.
  • General Information
  • Investigation Of Dubnium Chemical Behavior
  • Dubnium-Isotope
  • A New Approach To Investigate The Chemical Properties Of Dubnium
  • Dubnium
  • Chemical Identification of
    Dubnium as a Decay Product of Element 115


  • Adsorption of Db and its homologues Nb and Ta
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  • Dubnium Uses


  • All results for Dubnium Isotopes


  • Characterization of Group V Dubnium Homologs
  • Chemical Identification of a Long-Lived Isotope of Dubnium
  • Cold Fusion Production and Decay of Neutron-Deficient Isotopes of Dubnium
  • Extraction systems for the study of Dubnium
  • Fluoro complex formation of Rf and Db
  • Isocratic Anion Exchange Separations Of Group V Elements
  • Molecular structure and reactivity of the Group V metal oxides
  • Radiochemical Separation Of Group 5 Elements
  • Aqueous chemistry of Transactinides
  • Preparation for Liquid Liquid Extraction Studies of Dubnium Using Homologue Models


  • Research Articles

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