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Darmstadtium Facts - Ununnilium Facts

Chemical & Physical Properties

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Darmstadium is a man-made radioactive element.

Darmstadium is a man-made radioactive element.

Cary Bass
Periodic Table of the Elements

Darmstadtium or Ununnilium

Atomic Number: 110

Symbol: Ds or Uun

Atomic Weight: [269]

Discovery: Hofmann, Ninov, et al. Heavy Ion Research Laboratory (HIRL) GSI-Germany 1994

Word Origin: Named for Darmstadt, Germany, where the element was discovered.

Electron Configuration: [Rn] 5f14 6d9 7s1

Element Classification: transition Metal

References: Los Alamos National Laboratory (2001), Crescent Chemical Company (2001), Lange's Handbook of Chemistry (1952), CRC Handbook of Chemistry & Physics (18th Ed.)

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