Lanthanum - Wikipedia
Lanthanum is a chemical element; it has symbol La and atomic number 57. It is a soft, ductile, silvery-white metal that tarnishes slowly when exposed to air. It is the eponym of the lanthanide series, a group of 15 similar elements between lanthanum and lutetium in the periodic table, of which lanthanum
Lanthanum - Element information, properties and uses | Periodic …
Element Lanthanum (La), Group 19, Atomic Number 57, d-block, Mass 138.905. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
Lanthanum | Rare Earth Element, Uses in Technology, & Medicine …
lanthanum (La), chemical element, a rare-earth metal of Group 3 of the periodic table, that is the prototype of the lanthanide series of elements. Lanthanum is a ductile and malleable silvery white metal that is soft enough to be cut with a knife.
Lanthanum Facts - La Element - ThoughtCo
2019年8月2日 · Lanthanum is element number 57 with element symbol La. It is a soft, silver-colored, ductile metal known as the starting element for the lanthanide series. It is a rare earth element that usually displays the oxidation number of +3.
Lanthanum (La) Element: Properties, Uses, Reactions, Effects
2023年6月23日 · Lanthanum is a chemical element with the atomic number 57 and is represented by the symbol ‘La’ in the periodic table. It is soft and silvery in appearance and classified as rare earth metal and belongs to the d-block of the lanthanide group of the periodic table.
Lanthanum | La (Element) - PubChem
Lanthanum is one of the rare earth elements used to make carbon arc lights which are used in the motion picture industry for studio lighting and projector lights. Lanthanum also makes up about 25% of Misch metal, a material that is used to make flints for lighters.
Comprehensive Guide to Lanthanum: Uses, Properties, and …
Lanthanum is a chemical element with the symbol "La" and atomic number 57. It belongs to the lanthanide series and is classified as a rare-earth element. Lanthanum is generally known for its use in high-tech applications like flat-panel displays and hybrid vehicle batteries.
Lanthanum (La) - Periodic Table
Lanthanum is the 57th element in the periodic table and has a symbol of La and atomic number of 57. It has an atomic weight of 138.90547 and a mass number of 139. Lanthanum has fifty-seven protons and eighty-two neutrons in its nucleus, and fifty-seven electrons in six shells.
Lanthanum | La | CID 23926 - PubChem
2021年10月14日 · Lanthanum is a silvery white metallic element that belongs to period 6 of the lanthanoids family, with phosphate binding property. Lanthanum, when administered in a salt form, dissociates in acid to release lanthanum ions, which then bind dietary phosphate.
Lanthanum Element | Uses, Facts, Physical & Chemical …
Lanthanum is a whitish silver metal. It is malleable and soft and can be cut with a knife. It is the first member of the lanthanide series of the periodic table, that is comprised of fifteen similar elements. Lanthanum is also the first member of the transition metals of the 6 th period.