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molybdena

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molybdena
molybdena ? Obs. (mɒlɪbˈdiːnə) Also 7–9 -dæna, and 9 in anglicized or Ger. form molybden. [a. L. molybdæna, a. Gr. µολύβδαινα, f. µόλυβδος lead. For the history of the application of the word, see plumbago (note at end of article).] a. Applied vaguely to various ores or salts of lead. b. An older na... Oxford English Dictionary
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Plecopterodes
Hampson, 1910) Plecopterodes lutosa (Grünberg, 1910) Plecopterodes melliflua (Holland, 1897) Plecopterodes moderata (Wallengren, 1860) Plecopterodes molybdena wikipedia.org
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molybdenum
molybdenum Chem. (məˈlɪbdənəm, mɒlɪbˈdiːnəm) [mod.L., alteration of molybdena.] a. A metallic element (symbol Mo) occurring in combination, as in molybdenite, wulfenite, etc. When separated it is a brittle, almost infusible silver-white metal, permanent at ordinary temperatures, but rapidly oxidized... Oxford English Dictionary
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molybdenite
molybdenite (məʊˈlɪbdənaɪt) [f. molybden-a + -ite. Cf. F. molybdénite.] † a. Chem. An artificial sulphide of molybdenum (obs.). b. Min. Disulphide of molybdenum occurring in tabular bluish-grey crystals.1796 Kirwan Elem. Min. (ed. 2) II. 319 Molybdenite... By this name I distinguish the Regulus prod... Oxford English Dictionary
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Group 6 element
Molybdenite—the principal ore from which molybdenum is now extracted—was previously known as molybdena, which was confused with and often implemented as It was not until 1778 that Swedish chemist Carl Wilhelm Scheele realized that molybdena was neither graphite nor lead. wikipedia.org
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sulphuret
sulphuret Chem. (ˈsʌlfjʊərɛt) [ad. mod.L. sulphurētum: see sulphur n. and -uret. Cf. sulphure.] = sulphide n. (Now only in Materia Medica and Mining.)1790 Kerr tr. Lavoisier's Elem. Chem. 249 One part ore of molybdena, which is a natural sulphuret of that metal, is put into a retort. 1791 Hamilton B... Oxford English Dictionary
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Herbert S. Eleuterio
Eleuterio's discovery resulted from a fundamental investigation of propylene polymerization using a molybdena-on-alumina catalyst modified with metal hydrides wikipedia.org
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plumbago
plumbago (plʌmˈbeɪgəʊ) Also 7 plumbage, 8 plombago. [a. L. plumbāgo a species of lead ore, also a plant, leadwort, fleawort (Pliny): in both senses rendering Gr. µολύβδαινα of Dioscorides, deriv. of µόλυβδος lead. For the original meaning and complicated history of the word, see note below.] † 1. Ap... Oxford English Dictionary
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Traité Élémentaire de Chimie
muriatic radical (chloride), fluoric radical (fluoride), boracic radical, antimony, arsenic, bismuth, cobalt, copper, gold, iron, lead, manganese, mercury, molybdena wikipedia.org
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siderites
† sideˈrites Obs. = siderite1 (senses 1–3).1553 Eden Treat. New Ind. (Arb.) 14 That whiche is of the coloure of yron is called siderites. 1601 Holland Pliny II. 629 Siderites is much like to yron: and supposed it is, That..it will breed discord and maintain dissention still. Of this Siderites is mad... Oxford English Dictionary
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CN107941961A - The detection method of sodium oxide molybdena and ...
The invention discloses the detection method of sodium oxide molybdena and potassium oxide content in a kind of polycarboxylate water-reducer.The present invention is using OnC18 pretreatment columns processing polycarboxylate water-reducer sample, remove the organic macromolecule material having a great influence to solution viscosity, avoid its influence to test result, reduce test result ...
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Timeline of the discovery and classification of minerals
Note: Scheele stated that molybdena was neither galena nor graphite. Peter Jacob Hjelm isolated molybdenum from Scheele's molybdena (1781). wikipedia.org
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calcinable
calcinable, a. (kælˈsaɪnəb(ə)l) [f. calcine v. + -able] Capable of being calcined.1652 French Yorksh. Spa ii. 22. 1756 Wright in Phil. Trans. XLIX. 675 Marble, sea-shells, chalk, and other calcinable matter. 1789 J. Keir Dict. Chem. 93/1 By fire it [molybdena] is calcinable. Oxford English Dictionary
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List of moths of Ethiopia
metaleuca Hampson, 1913 Plecoptera melanoscia Hampson, 1926 Plecopterodes melliflua (Holland, 1897) Plecopterodes moderata (Wallengren, 1860) Plecopterodes molybdena wikipedia.org
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ochre
▪ I. ochre, ocher, n. (ˈəʊkə(r)) Forms: 5–9 oker, 6–8 oaker, 7– ochre, 9 U.S. ocher, (also 5 ocur, okyr, ockere, 6 occur, okur, 6–7 occar, 7 ocre, 8 okre, 9 ocker). [a. F. ocre (1307 in Hatz.-Darm.), ad. L. ōchra (Pliny), a. Gr. ὤχρα yellow ochre, f. ὠχρός pale yellow.] 1. a. A native earth, or clas... Oxford English Dictionary
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