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lanthanum

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lanthanum
lanthanum Chem. (ˈlænθənəm) Also 9 lant(h)anium. [f. Gr. λανθάν-ειν to escape notice (see quot. 1841).] A rare element belonging to the group of earth metals, found in certain rare minerals, e.g. cerite; it was discovered by Mosander 1839–41. Symbol Ln. Also attrib.1841 Brande Man. Chem. (ed. 5) 877... Oxford English Dictionary
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Lanthanum acetylacetonate
It can be prepared by the reaction of lanthanum alkoxide and acetylacetone. References Lanthanum compounds Acetylacetonate complexes wikipedia.org
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lanthanum
lanthanum/ˈlænθənəm; `lænθəˌnəm/ n[U](chemistry 化) silver-white metallic element, used in certain alloys and in glass-making 镧. =>App 10 见附录10. 牛津英汉双解词典
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Lanthanum oxalate
Lanthanum oxalate is an inorganic compound, a salt of lanthanum metal and oxalic acid with the chemical formula . Synthesis Reaction of soluble lanthanum nitrate with an excess of oxalic acid: 2La(NO3)3 + 3(COOH)2 -> La2(C2O4)3 + 6HNO3 Also, a reaction of lanthanum wikipedia.org
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Lanthanum carbide
Lanthanum carbide (LaC2) is a chemical compound. Lanthanum atoms caged in fullerenes In La@C72, the lanthanum appears to stabilize the C72 carbon cage. wikipedia.org
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Lanthanum oxysulfide
Lanthanum oxysulfide is an inorganic compound, a salt of lanthanum and hydrogen sulfide acid, with the formula . References Lanthanum compounds Sulfides Sulfur compounds Oxygen compounds Inorganic sulfur compounds wikipedia.org
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Lanthanum oxyfluoride
Lanthanum(III) oxyfluoride is an inorganic compound of lanthanum metal, fluorine, and oxygen with the chemical formula LaOF. lanthanum oxide with lanthanum fluoride in vacuum: Physical properties The compound forms colorless crystals. wikipedia.org
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Lanthanum manganite
Lanthanum manganite alloys Lanthanum manganite is an electrical insulator and an A-type antiferromagnet. These families include lanthanum strontium manganite, lanthanum calcium manganite and others. wikipedia.org
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Lanthanum phosphide
Lanthanum phosphide is an inorganic compound of lanthanum and phosphorus with the chemical formula LaP. Synthesis Lanthanum phosphide can be made by heating lanthanum metal with excess phosphorus in a vacuum: 4 La + P4 → 4 LaP Physical properties Lanthanum wikipedia.org
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Lanthanum hexaboride
Lanthanum hexaboride (LaB6, also called lanthanum boride and LaB) is an inorganic chemical, a boride of lanthanum. References Lanthanum compounds Borides Refractory materials Ceramic materials wikipedia.org
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Lanthanum hafnate
Lanthanum hafnate () or lanthanum hafnium oxide is a mixed oxide of lanthanum and hafnium. References Lanthanum compounds Hafnium compounds Oxides Phosphors and scintillators Ceramic materials wikipedia.org
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Lanthanum carbonate
Lanthanum carbonate, La(CO3)3, is the salt formed by lanthanum(III) cations and carbonate anions. Chemistry Lanthanum carbonate is used as a starting material in lanthanum chemistry, particularly in forming mixed oxides, for example for production wikipedia.org
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Lanthanum diiodide
Lanthanum diiodide is an iodide of lanthanum, with the chemical formula of LaI2. Preparation Lanthanum diiodide can be obtained from the reduction of lanthanum(III) iodide with lanthanum metal under a vacuum at 800 to 900 °C: It wikipedia.org
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Lanthanum iodide
Lanthanum iodide may refer to: Lanthanum diiodide, LaI2 Lanthanum(III) iodide (lanthanum triiodide), LaI3 wikipedia.org
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Lanthanum acetate
Lanthanum acetate is an inorganic compound, a salt of lanthanum with acetic acid with the chemical formula . Synthesis Lanthanum acetate can be formed by the reaction of lanthanum(III) oxide and acetic anhydride: It is also made in a reaction of lanthanum oxide wikipedia.org
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