Dubnium: Difference between revisions
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imported>Milton Beychok m (Replaced the infobox template and expanded the electron configuration. Edited the lede as well.) |
imported>Milton Beychok (Minor revision.) |
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'''Dubnium''' is a [[Chemical elements|chemical element]], having the [[chemical symbol]] Db and its [[atomic number]] (the number of [[proton]]s) is 105. It has a [[Atomic mass#Standard atomic weights of the elements|standard atomic weight]] of 268 g•mol<sup> −1</sup> | '''Dubnium''' is a [[Chemical elements|chemical element]], having the [[chemical symbol]] Db and its [[atomic number]] (the number of [[proton]]s) is 105. It has a [[Atomic mass#Standard atomic weights of the elements|standard atomic weight]] of 268 g•mol<sup> −1</sup>. | ||
Dubnium is considered a member of the "Transition metal" class of elements. | Dubnium is considered a member of the "Transition metal" class of elements. There is no reliable data as to its [[boiling point]] or [[melting point]]. | ||
Latest revision as of 00:22, 5 May 2011
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Dubnium is a chemical element, having the chemical symbol Db and its atomic number (the number of protons) is 105. It has a standard atomic weight of 268 g•mol −1.
Dubnium is considered a member of the "Transition metal" class of elements. There is no reliable data as to its boiling point or melting point.