Scandium (Sc) in the periodic table — PeriodicTable

Scandium (Sc) in the periodic tableScandium is element 21, a transition metal of the d block, in group 3, period 4. Its ground-state configuration is [Ar] 3d1 4s2, and it usually shows the oxidation states 0, 3.It was discovered in 1879, by Nilson.Name origin: Scandia, the Latin name for Scandinavia. Blank rows are columns the sheet does not measure for this element.

Property

Value

Unit

Atomic weight

44.955912

Da

Electronegativity

1.36

First ionisation energy

633.1

kJ/mol

Covalent radius

144

pm

Van der Waals radius

211

pm

Melting point

1814

K

Boiling point

3109

K

Density

2.989

g/cm³

Abundance

22

mg/kg

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