Lutetium is a chemical element; it has symbol Lu and atomic number 71. It is a silvery white metal, which resists corrosion in dry air, but not in moist air. Lutetium is the last element in the lanthanide series, …

Lutetium, the last member of the lanthanide series in the periodic table, is a rare earth element known for its unique properties and applications in various high-tech and scientific fields. Despite its scarcity …

Lutetium (Lu), chemical element, a rare-earth metal of the lanthanide series of the periodic table, that is the densest and the highest-melting rare-earth element and the last member of the lanthanide series. …

Lutetium is the last of its family and the smallest. In size it is much nearer to yttrium and scandium, so some versions of the Periodic Table have lutetium directly under Sc and Y, preceded by the …

Lutetium is known for its high density and unique combination of physical and chemical properties, which make it valuable in various scientific and industrial applications. Discovered by the French chemist …

Naturally occurring lutetium (71 Lu) is composed of one stable isotope 175 Lu (97.40% natural abundance) and one long-lived radioisotope, 176 Lu with a half-life of 37 billion years (2.60% natural …

Lutetium (pronounced as loo-TEE-shee-em) [2] is a silvery, hard, dense rare earth metal classified as a lanthanide and represented by the chemical symbol Lu [1].

Chemical element, Lutetium, information from authoritative sources. Look up properties, history, uses, and more.

Explore lutetium, a rare earth element, and its vital role in materials science, medical imaging, and more. Discover its properties, extraction methods, and applications! 🌍🔬

Mar 4, 2026 · Lutetium is the heaviest and hardest rare earth element, used in cancer treatment, PET scans, and high-refractive-index glass.