(hf) hafniyum

listen to the pronunciation of (hf) hafniyum
التركية - الإنجليزية
(Nükleer Bilimler) hafnium
a metallic chemical element (symbol Hf) with an atomic number of 72
{i} (Hf) metallic chemical element (Chemistry)
a gray tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals; used in filaments for its ready emission of electrons