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Astronomy Chemical element

Berkelium

Berkelium (Bk) is a chemical element of the actinide series (inner transition metal), with atomic number 97 and atomic mass 247.0000 u. This sheet describes its fundamental properties, periodic position and physical characteristics.

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Astronomy · Chemical element

Berkelium

EL2P

Identity

  • Name: Berkelium
  • Symbol: Bk
  • Atomic number: 97
  • Atomic mass: 247.0000 u

Position in the periodic table

  • Group: 3
  • Period: 7
  • Category: Actinide (Inner transition metal)

Physico-chemical properties

  • Standard state: Solid
  • Melting point: About 986°C
  • Density: About 14.78 g/cm³
  • Electron configuration: [Rn] 5f⁹ 7s²

Scientific description

Berkelium is a chemical element with symbol Bk and atomic number 97. It belongs to the actinide series, classified as an inner transition metal, and occupies group 3 and period 7. Its standard atomic mass is 247.0000 u.