Holmium (Ho)

A fascinating lanthanide element.

Holmium is element 67 on the periodic table.

Element properties

Atomic number

67

Symbol

Ho

Atomic mass

164.93 u

Category

Lanthanide

Period

6

Group

Not assigned

Block

f

State

Solid

Electron configuration

[Xe] 4f11 6s2

Electronegativity (Pauling)

1.23

Density

8.79 g/cm³

Melting point

1474 °C

Boiling point

2700 °C