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107
274.00

Bh

Bohrium

Identification

CAS Number: 54037-14-8
Discovery Year: 1976
Discoverer: Heavy Ion Research Laboratory (HIRL)
Discovery Location: Germany

Electronic Structure

Electron Config: [Rn] 5f14 6d5 7s2
Block: d
Period: 7 →Group: 7 →

Abundance & Geochemistry

Goldschmidt Class: synthetic

About

Radioactive transition metal. Half-life of approximately 1/500 s. Discovered by the Joint Institute for Nuclear Research at Dubna (U.S.S.R.) in 1976. Confirmed by West German physicists at the Heavy Ion Research Laboratory at Darmstadt.

Isotopes

Bh-270 270 ☢ 3.80 min
Bh-274 274 ☢ 3.40 min

Related Elements

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