Berkelium

Berkelium
Symbol Bk
Atomic Number 97
Atomic Mass 247 amu
Discovered by Stanley Thompson, Albert Ghiorso, and Glenn Seaborg in 1949

Chemical Properties of Berkelium

Group Actinides Melting point 986°C, 1807°F, 1259 K
Period 7 Boiling point Unknown
Block f Density (g cm−3) 14.78
Atomic number 97 Relative atomic mass [247]
State at 20°C Solid Key isotopes 247Bk, 249Bk
Electron configuration [Rn] 5f97s2 CAS number 7440-40-6
ChemSpider ID 22409 ChemSpider is a free chemical structure database

What is Berkelium?

  • It is a radioactive chemical element with the atomic number 97.
  • They are traced in different parts of the planet where nuclear tests were conducted.
  • It is a member of the actinide and transuranium element series in the periodic table.
  • It was the fifth transuranium discovered.

Uses of Berkelium

  • Presently, the element is not used biologically or for technological purposes.
  • It was used for the atmospheric nuclear weapons tests between 1945 and 1980.
  • Its isotopes are used for basic scientific research.

Properties of Berkelium

  • The element’s mass numbers range from 235 to 254 and about twenty isotopes.
  • The element showcases isomerism wherein six nuclear isomers of the element have been characterized.
  • Every isotope of the element is radioactive.

Certain Facts About Berkelium

  • The element was produced by Kenneth Street Jr. Albert Ghiorso and Glenn T.Seaborg at the University of California.
  • The primary investigations for berkelium were only on co-precipitation and ion exchange till the year 1952.
Test your knowledge on berkelium!

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