Definition Of Element Hafnium

Hafnium hf chemical element atomic number 72 metal of group 4 ivb of the periodic table.

Definition of element hafnium. Hafnium definition a gray toxic metallic element with a high melting point over 2000 c found in most zirconium minerals. Used in tungsten filaments and as a neutron absorber in nuclear reactors. It is a ductile metal with a brilliant silvery lustre. Hafnium is named after hafnia the latin name for copenhagen where it was discovered.

A lustrous silvery gray tetravalent transition metal hafnium chemically resembles zirconium and is found in many zirconium minerals. A bright metallic element found in zirconium ores. Elements compounds a bright metallic element found in zirconium ores. Titanium is found in column four along with chemically similar zirconium hafnium and thorium.

Hafnium in british english. Used in tungsten filaments and as a neutron absorber in nuclear reactors. Its existence was predicted by dmitri mendeleev in 1869 though it was not identified until 1923 by coster and hevesy making it the last stable element to be discovered. Hafnium is used in filaments and e.

The chemical element of atomic number 72 a hard silver grey metal of the transition series resembling and often occurring with zirconium.