Uranium — (pronEng|jʊˈreɪniəm) is a silvery gray metallic chemical element in the actinide series of the periodic table that has the symbol U and atomic number 92. It has 92 protons and 92 electrons, 6 of them valence electrons. It can have between 141 and … Wikipedia
Uranium — Protactinium ← Uranium → Neptunium Nd … Wikipédia en Français
SODIUM — Le sodium est le plus courant des éléments alcalins. Son nom dérive de l’arabe soda , qui désignait le mélange de carbonates alcalins extrait des cendres de végétaux. Le symbole Na vient de son appellation allemande Natrium , qui dérive de… … Encyclopédie Universelle
Acétate d'uranyle — Cristaux d acétate d uranyle … Wikipédia en Français
Uranium in the environment — Uranium in the environment, this page is about the science of uranium in the environment and in animals (including humans). The legal and social issues associated with uranium are discussed elsewhere. This page is a subpage of actinides in the… … Wikipedia
Uranyl zinc acetate — Chembox new Name = Uranyl zinc acetate IUPACName = zinc bis(acetato O)dioxouranate OtherNames = zinc uranyl acetate Section1 = Chembox Identifiers CASNo = 10138 94 0 Section2 = Chembox Properties Formula = ZnUO2(CH3COO)4 MolarMass = 571.59 g/mol… … Wikipedia
Uranyl acetate — Chembox new Name = Uranyl acetate ImageFile = Uranyl Acetate 10 3 07.jpg ImageName = uranyl acetate IUPACName = Uranium bis(acetato) O)dioxo dihydrate OtherNames = Uranium acetate Section1 = Chembox Identifiers CASOther = [541 09 3] Section2 =… … Wikipedia
Depleted uranium — The DU penetrator of a 30 mm round[1] Depleted uranium (DU; also referred to in the past as Q metal, depletalloy, or D 38) is uranium with a lower content of the fissile isotope U 235 than natural uranium (natural uranium is about 99.27% uranium… … Wikipedia
Liquid-liquid extraction — Liquid liquid extraction, also known as solvent extraction and partitioning, is a method to separate compounds based on their relative solubilities in two different immiscible liquids, usually water and an organic solvent. It is an of a substance … Wikipedia
Platinum — This article is about the chemical element. For other uses, see Platinum (disambiguation). iridium ← platinum → gold Pd ↑ Pt ↓ Ds … Wikipedia
Eastman Chemical Company — Infobox Company company name = Eastman Chemical Company company company type = Public (NYSE: [http://www.nyse.com/about/listed/lcddata.html?ticker=EMN EMN] ) foundation = 1920 location = Kingsport, Tennessee, USA industry = Manufacturing homepage … Wikipedia