Erbium is a chemical element; it has symbol Er and atomic number 68. A silvery-white solid metal when artificially isolated, natural erbium is always found in chemical combination with other elements. It is …

Erbium, chemical element, a rare-earth metal of the lanthanide series of the periodic table. Pure erbium is a silvery white metal. The major use of erbium is in fiber-optic telecommunications as a component …

Element Erbium (Er), Group 19, Atomic Number 68, f-block, Mass 167.259. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

Jun 17, 2025 · Erbium is a silvery-white metallic element with the symbol Er and atomic number 68. It belongs to the lanthanide series of inner transition metals and has characteristic pink-colored …

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

Erbium is a bright, soft, malleable, silvery-white metal. It is one of the rare earth metals. The metal slowly tarnishes in air, reacts slowly with water and dissolves in acids.

Erbium (Er) is a chemical element in the lanthanide series of the periodic table, classified as a rare-earth metal. With its distinctive silvery-white appearance, erbium is often overlooked in its metallic form …

The Element erbium is a silver-colored metal that belongs to the lanthanide series of the periodic table. This metal is bright, shiny, soft, and ductile. Unlike other rare-earth metals, erbium is stable when …

Naturally occurring erbium is a mixture of six isotopes, all of which are stable. Nine radioactive isotopes of erbium are also recognized. Recent production techniques, using ion-exchange reactions, have …

Pure erbium metal is soft and malleable and has a bright, silvery, metallic lustre. As with other rare-earth metals, its properties depend to a certain extent on impurities present. The metal is fairly stable in air …