Lanthanum: meaning, definitions and examples
๐ฌ
lanthanum
[ หlanฮธษnษm ]
chemical element
Lanthanum is a chemical element with the symbol La and atomic number 57. It is a silvery-white metal that is part of the lanthanide series of the periodic table. Lanthanum is known for its high reactivity and does not occur freely in nature. Instead, it is usually found in rare earth minerals. Its primary use is in various types of catalysts and in making certain types of glass.
Synonyms
La, atomic number 57
Examples of usage
- Lanthanum is used in camera lenses.
- The catalyst contained a significant amount of lanthanum.
- Manufacturers added lanthanum to enhance the glass quality.
- Researchers studied lanthanum's properties for new applications.
Translations
Translations of the word "lanthanum" in other languages:
๐ต๐น lantรขnio
๐ฎ๐ณ เคฒเฅเคเคฅเคพเคจเคฎ
๐ฉ๐ช Lanthana
๐ฎ๐ฉ lantanum
๐บ๐ฆ ะปะฐะฝัะฐะฝ
๐ต๐ฑ lantan
๐ฏ๐ต ใฉใณใฟใณ
๐ซ๐ท lanthanum
๐ช๐ธ lantano
๐น๐ท lantan
๐ฐ๐ท ๋ํ
๐ธ๐ฆ ูุงูุชุงู
๐จ๐ฟ lanthan
๐ธ๐ฐ lantรกn
๐จ๐ณ ้ง
๐ธ๐ฎ lantan
๐ฎ๐ธ lantan
๐ฐ๐ฟ ะปะฐะฝัะฐะฝ
๐ฌ๐ช แแแแขแแแ
๐ฆ๐ฟ lantan
๐ฒ๐ฝ lantano
Etymology
The term 'lanthanum' derives from the Greek word 'lanthano,' which means 'to lie hidden.' This etymology reflects the element's discovery in the late 19th century when it was not easily isolable from other rare earth elements. Discovered in 1839 by the Swedish chemist Johan Gadolin, lanthanum was the first of the lanthanide series to be identified. Initially, it was isolated from the mineral cerite. Over the years, advancements in chemistry have allowed for more efficient extraction and applications of lanthanum in various fields, including electronics, optics, and as a component in batteries. As the rare earth elements gained importance in modern technology, lanthanum's significance grew, leading to its inclusion in a variety of innovative products.