praseodymium nitrate

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• Praseodymium — (pronEng|ˌpreɪzioʊˈdɪmiəm or IPA|/ˌpreɪsioʊˈdɪmiəm/) is a chemical element that has the symbol Pr and atomic number 59. Characteristics Praseodymium is a soft silvery metal in the lanthanide group. It is somewhat more resistant to corrosion in… …   Wikipedia

• praseodymium — /pray zee oh dim ee euhm, pray see /, n. Chem. a rare earth, metallic, trivalent element, named from its green salts. Symbol: Pr; at. wt.: 140.91; at. no.: 59; sp. gr.: 6.77 at 20°C. [1880 85; < NL, equiv. to praseo (comb. form repr. Gk prásios… …   Universalium

• Neodymium — praseodymium ← neodymium → promethium ↑ Nd ↓ U …   Wikipedia

• Cerium — lanthanum ← cerium → praseodymium ↑ Ce ↓ Th …   Wikipedia

• rare-earth element — /rair errth /, Chem. any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons. Also called rare earth metal. [1955 …   Universalium

• Dictionary of chemical formulas — This is a list of chemical compounds with chemical formulas and CAS numbers, indexed by formula. This complements alternative listings to be found at list of inorganic compounds, list of organic compounds and inorganic compounds by element. Table …   Wikipedia

• List of inorganic compounds — Tentative listing related to this page, inorganic compounds by element (presently under construction), as well as . This list is not necessarily complete or up to date ndash; if you see an article that should be here but isn t (or one that… …   Wikipedia

• Nitrogen — carbon ← nitrogen → oxygen ↑ N ↓ P …   Wikipedia

• Silver — This article is about the chemical element. For the color, see Silver (color). For other uses, see Silver (disambiguation). palladium ← silver → cadmium …   Wikipedia

• Actinide — The atomic bomb dropped on Nagasaki had a plutonium charge.[1] The actinide or actinoid (IUPAC nomenclature) series encompasses the 15 metallic chemical elements with atomic numbers from 89 to 103, actinium thro …   Wikipedia

• Caesium — xenon ← caesium → barium Rb ↑ Cs ↓ Fr …   Wikipedia