yttrium

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yttrium
yttrium Chem. (ˈɪtrɪəm) [mod.L., f. yttria, after names of other metals in -ium.] A rare metal of the cerium group, the base of the earth yttria. Symbol Y.1822 Imison's Sci. & Art II. 93 The base of yttria has been supposed to be a metallic substance, which would receive the name of yttrium. 1866 Ro... Oxford English Dictionary
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Yttrium
Yttrium has no known biological role. Exposure to yttrium compounds can cause lung disease in humans. With halogens, yttrium forms trihalides such as yttrium(III) fluoride (), yttrium(III) chloride (), and yttrium(III) bromide () at temperatures above roughly wikipedia.org
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Yttrium orthovanadate
Yttrium orthovanadate (YVO4) is a transparent crystal. orthovanadate References Vanadates Yttrium compounds Optical materials Crystals wikipedia.org
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Yttrium-90
Yttrium-90 () is an isotope of yttrium. Yttrium-90 has found a wide range of uses in radiation therapy to treat some forms of cancer. See also Isotopes of yttrium Unsealed source radiotherapy References External links Isotopes of yttrium Medical isotopes wikipedia.org
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Yttrium iodide
Yttrium iodide is a binary inorganic compound, a salt of yttrium and hydroiodic acid with the formula . Heating yttrium oxide with ammonium iodide: Y2O3 + 6NH4I -> 2YI3 + 6NH3 + 3H2O It can also be obtained by reacting yttrium oxide or yttrium hydroxide wikipedia.org
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Yttrium acetylacetonate
Yttrium acetylacetonate is a coordination compound of yttrium, with the chemical formula of Y(C5H7O2)3, or Y(acac)3 for short. It thermally decomposes to form yttrium oxide. References Yttrium compounds Acetylacetonate complexes wikipedia.org
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Yttrium oxalate
Yttrium oxalate is an inorganic compound, a salt of yttrium and oxalic acid with the chemical formula Y(CO). Synthesis Precipitation of soluble yttrium salts with oxalic acid: Properties Yttrium oxalate is highly insoluble in water and converts to the oxide wikipedia.org
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Yttrium perchlorate
Yttrium perchlorate is the inorganic compound with the chemical formula . The compound is an yttrium salt of perchloric acid. Synthesis Dissolving yttrium oxide in perchloric acid solution can produce yttrium perchlorate octahydrate. wikipedia.org
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(PDF) Enrichment mechanism of rare earth elements and yttrium in deep ...
The deep-sea mud in Clarion-Clipperton region (CC Zones), East Pacific Ocean have a high content of rare earth elements and yttrium (REY). Understanding the REY enrichment mechanism in pelagic ...
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Yttrium nitride
Yttrium nitride, YN, is a nitride of yttrium. Yttrium nitride is hard ceramic material similar to titanium nitride and zirconium nitride. References Nitrides Yttrium compounds Rock salt crystal structure wikipedia.org
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Yttrium phosphide
Yttrium phosphide is an inorganic compound of yttrium and phosphorus with the chemical formula YP. The compound may be also classified as yttrium(III) phosphide. wikipedia.org
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Yttrium(III) phosphate
Preparation Yttrium phosphate can be obtained by reacting yttrium chloride and sodium phosphate, or by reacting yttrium nitrate and diammonium hydrogen Yttrium phosphate reacts with concentrated alkali to form yttrium hydroxide. wikipedia.org
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Yttrium(III) fluoride
Yttrium(III) fluoride can be used for the production of metallic yttrium, thin films, glasses and ceramics. References Fluorides Metal halides Yttrium compounds wikipedia.org
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Yttrium borides
The most common form is the yttrium hexaboride YB6. Another remarkable yttrium boride is YB66. wikipedia.org
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Yttrium oxyfluoride
Synthesis Yttrium oxyfluoride may be formed in the decomposition of crystalline hydrate of yttrium fluoride upon heating to 900 °C in a vacuum: Yttrium Applications Stable yttrium oxyfluoride material is used for inner walls of plasma process equipment. References Yttrium compounds Oxyfluorides wikipedia.org
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