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The Riley oxidation is a selenium dioxide-mediated oxidation of methylene groups adjacent to carbonyls.It was first reported by Harry Lister Riley and co-workers in 1932. [1] ...
A selenium meter is a light-measuring instrument based on the photoelectric properties of selenium. The most common use of such light meters is measuring the exposure value for photography. The electric part of such a meter is an electromagnetic measuring instrument which is connected to the anode and cathode of a selenium photo cell that ...
Pauling scale: 2.55 ... Spectral lines of selenium: Other properties ... See a monthly parameter usage report for Template:Infobox selenium in articles based on its ...
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Selenium is found in metal sulfide ores, where it substitutes for sulfur. Commercially, selenium is produced as a byproduct in the refining of these ores. Minerals that are pure selenide or selenate compounds are rare. The chief commercial uses for selenium today are glassmaking and pigments. Selenium is a semiconductor and is used in photocells.
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[1] [2] [3] Selenium belongs with oxygen and sulfur to the group 16 elements or chalcogens, and similarities in chemistry are to be expected. Organoselenium compounds are found at trace levels in ambient waters, soils and sediments. [4] Selenium can exist with oxidation state −2, +2, +4, +6. Se(II) is the dominant form in organoselenium ...
Tastewise, an AI company that partners with food and beverage companies, released a trend report revealing the top 10 consumption trends for the culinary industry in 2025 and they anticipate that ...