Selenium - Wikipedia
网页Selenium is a nonmetallic element with the symbol Se and atomic number 34. It has various forms, such as red powder, black solid, and grey metal, and is produced as a byproduct of metal sulfide ores. Learn more about its discovery, isotopes, and applications in this Wikipedia article.
CHAPTER 1: The Chemistry of Selenium - Royal Society of Chemistry
网页2015年8月10日 · Learn about the properties, allotropes, isotopes and oxidation states of selenium, a chalcogen element with biological relevance. Explore the chemical and physical similarities and differences between selenium and sulfur, and the organoselenium compounds found in food and proteins.
Selenium | Uses in Electronics, Health Benefits & Environmental …
网页2024年9月8日 · Selenium is a rare, metalloid element in the oxygen group, with similar properties to sulfur and tellurium. It is used in electronics, pigments, glass, and has health benefits and environmental impacts.
Selenium - Element information, properties and uses | Periodic …
网页The biggest use of selenium is as an additive to glass. Some selenium compounds decolourise glass, while others give a deep red colour. Selenium can also be used to reduce the transmission of sunlight in architectural glass, giving it a bronze tint. Selenium is used to make pigments for ceramics, paint and plastics.
Chemistry of Selenium (Z=34) - Chemistry LibreTexts
网页2023年6月30日 · Learn about the properties, history, isotopes, uses, and health hazards of selenium, a non-metal and a photoconductor. See how selenium reacts with hydrogen, oxygen, and halides to form various compounds.
Selenium | Se (Element) - PubChem
网页Molecules, atoms, and ions of the stable isotopes of selenium possess slightly different physical and chemical properties, and they commonly will be fractionated during physical, chemical, and biological processes, giving rise to variations in isotopic abundances and in …
Selenium Facts - Periodic Table of the Elements - ThoughtCo
网页2021年9月2日 · Learn about the chemical and physical properties, uses, sources, and history of selenium, a nonmetallic element with atomic number 34 and symbol Se. Find out how selenium is related to sulfur, how it converts light into electricity, and why it is important for human health.
Selenium | Se | CID 6326970 - PubChem
网页Selenium | Se | CID 6326970 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more.
Biosynthesis of selenium-containing small molecules in diverse
网页2022年9月7日 · We elucidate the reactions of all three proteins and uncover two novel selenium–carbon bond-forming enzymes and the biosynthetic pathway for production of a selenosugar, which is an unexpected ...
Selenium-containing small molecules | Communications …
网页2022年10月28日 · The role of selenium in proteins and nucleic acids is well-established, but the pathway for incorporating selenium into small molecules remains unknown.