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Dubnium is an artificial chemical element, metal, solid, radioactive, placed in period 7 and group 5 of the Periodic Table of Mendeleev. The atomic number is 105. Dubnium has 13 isotopes and probable 3 isomers.

Some estimated properties of dubnium:
-density: 29,3 g/cm3
-first ionization energy; 664,8 kJ/mol
-empirical atomic radius: 139 pm
-crystalline structure: body centered cubic

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10y ago

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