72Hf

Hafnium

Transition metal

Properties of Hafnium

Atomic number (Z)
72
Symbol
Hf
Name
Hafnium
Atomic mass
178.49 u
Period
6
Group
4
Family
Transition metals
Classification
Transition metal
Electron configuration
[Xe] 4f¹⁴ 5d² 6s²

About Hafnium

Hafnium is a chemical element with symbol Hf and atomic number 72 (atomic mass of about 178.49 u). It is classified as a transition metal on the periodic table.

On the periodic table, Hafnium is located in period 6, in group 4, belonging to the transition metals family. An element's position reveals trends in its properties, such as atomic radius, electronegativity and metallic character.

The electron configuration of Hafnium is [Xe] 4f¹⁴ 5d² 6s², which determines how it forms chemical bonds and takes part in reactions.

External references