Lexic.us

Definition of Praseodymium

1. Noun. A soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process.

Definition of Praseodymium

1. n. An elementary substance, one of the constituents of didymium; -- so called from the green color of its salts. Symbol Ps. Atomic weight 143.6.

Definition of Praseodymium

1. Noun. A metallic chemical element (''symbol'' Pr) with an atomic number of 59. ¹

¹ Source: wiktionary.com

Definition of Praseodymium

1. [n -S]

Lexicographical Neighbors of Praseodymium

Literary usage of Praseodymium

Below you will find example usage of this term as found in modern and/or classical literature:

1. Journal of the American Chemical Society by American Chemical Society (1898)
"0.5090 gram praseodymium nitrate with 0.3596 gram ferric chloride gave : 0.2198 gram praseodymium oxide, Pr,O,, = 43.18 per cent, praseodymium oxide. o. ..."

2. A Treatise on Chemistry by Henry Enfield Roscoe, John Cannell Cain, Carl Schorlemmer (1913)
"... substance until in 1885 Welsbach 8 succeeded in resolving it into the oxides of two distinct elements, which he termed praseodymium and neodymium. ..."

3. A Dictionary of Chemical Solubilities: Inorganic by Arthur Messinger Comey, Dorothy Anna Hahn (1921)
"Sol. in acids with evolution of O. (v. Welsbach.) praseodymium ... praseodymium '//sulphide, IYS... Decomp. by heat. (Biltz, Z. anorg. 1911, 71. 437. ..."

4. The Chemical News and Journal of Industrial Science (1908)
"praseodymium is a very common impurity found in cerium. ... For the separation of lanthanum and praseodymium the double ammonium nitrates are by far the ..."

5. Proceedings of the American Philosophical Society Held at Philadelphia for by American Philosophical Society (1908)
"THE ABSORPTION SPECTRA OF NEODYMIUM CHLORIDE AND praseodymium CHLORIDE IN WATER, ... Of these the salts of neodymium and praseodymium are perhaps the most ..."

6. The Electric Furnace by Henri Moissan (1904)
"Preparation of Carbide of praseodymium.—The material used had a brown color ... praseodymium oxide 250 Sugar carbon 32 The length of heating was the same ..."

7. Principles of Inorganic Chemistry by Harry Clary Jones (1906)
"CHAPTER XXI VANADIUM, COLUMBIUM, NEODYMIUM, praseodymium. TANTALUM The remaining members of ... praseodymium and Neodymium (At. Wts. = 140.5 and 143.6). ..."

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