Scandium (Sc)

A fascinating transition metal element.

Scandium is element 21 on the periodic table.

Element properties

Atomic number

21

Symbol

Sc

Atomic mass

44.956 u

Category

Transition Metal

Period

4

Group

3

Block

d

State

Solid

Electron configuration

[Ar] 3d1 4s2

Electronegativity (Pauling)

1.36

Density

2.98 g/cm³

Melting point

1541 °C

Boiling point

2836 °C