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Astronomy Chemical element

Holmio

Holmio (Ho) is a chemical element belonging to the category Inner transition metal (lanthanide), with atomic number 67 and atomic mass 164.9300 u. This sheet describes its fundamental properties, periodic position and physical characteristics.

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Astronomy · Chemical element

Holmium

EL1V

Identity

  • Name: Holmio
  • Symbol: Ho
  • Atomic number: 67
  • Atomic mass: 164.9300 u

Position in the periodic table

  • Group: 3
  • Period: 6
  • Category: Inner transition metal (lanthanide)

Physico-chemical properties

  • Standard state: Solid
  • Melting point: High (around 1474°C)
  • Density: High
  • Electron configuration: [Xe] 4f¹¹ 6s²

Scientific description

Holmio is a chemical element with symbol Ho and atomic number 67. It belongs to the category of Inner transition metal (lanthanide) and occupies group 3 and period 6. Its standard atomic mass is 164.9300 u.