seaborgium

Also known as Sg, element 106, unnilhexium, Unh

Seaborgium is a synthetic chemical element; it has symbol Sg and atomic number 106. It is named after the American nuclear chemist Glenn T. Seaborg. As a synthetic element, it can be created in a laboratory but is not found in nature. It is also radioactive; the most stable known isotopes have half-lives on the order of several minutes.

AI overview

Seaborgium is a human-made radioactive element (symbol Sg, atomic number 106) that can only be created in laboratories and breaks down quickly, with its most stable forms lasting just minutes. It was named after American nuclear chemist Glenn T. Seaborg and represents one of the heaviest elements on the periodic table that scientists have been able to synthesize.

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Wikidata facts

Instance of: synthetic element
Subclass of: transition metal
Part of: period 7
Named after: Glenn T. Seaborg

Show 12 more facts

element symbol: Unh
Commons category: Seaborgium
time of discovery or invention: 1974-07-01
topic's main category: Category:Seaborgium
atomic number: 106
Commons gallery: Seaborgium
described by source: Armenian Soviet Encyclopedia
discoverer or inventor: Yuri Oganessian
Unicode character: 𨭎
different from: Seaborg
electron configuration: [Rn] 5f¹⁴ 6d⁴ 7s²
on focus list of Wikimedia project: Wikipedia:Vital articles/Level/4

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Encyclopedic overview

12 sections

Contents

Introduction
History
Isotopes
Predicted properties
Physical
Chemical
Experimental chemistry
Absence in nature
Notes
References
Bibliography
External links

In the periodic table of the elements, it is a d-block transactinide element. It is a member of the 7th period and belongs to the group 6 elements as the fourth member of the 6d series of transition metals. Chemistry experiments have confirmed that seaborgium behaves as the heavier homologue to tungsten in group 6. The chemical properties of seaborgium are characterized only partly, but they compare well with the chemistry of the other group 6 elements.

Excerpted from Wikipedia’s “seaborgium” article, available under the CC BY-SA 4.0 licence.