dipositive

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• transuranium element — Any of the chemical elements after uranium in the periodic table (with atomic numbers greater than 92). All are radioactive (see radioactivity), with half lives ranging from tens of millions of years to fractions of a millisecond. Only two,… …   Universalium

• tin — tinlike, adj. /tin/, n., adj., v., tinned, tinning. n. 1. Chem. a low melting, malleable, ductile metallic element nearly approaching silver in color and luster: used in plating and in making alloys, tinfoil, and soft solders. Symbol: Sn; at. wt …   Universalium

• TIN — /tin/, n. taxpayer identification number. * * * Metallic chemical element, chemical symbol Sn, atomic number 50. It is a soft, silvery white metal with a bluish tinge, employed since antiquity in the traditional form of bronze, its alloy with… …   Universalium

• zinc group element — ▪ chemistry Introduction  any of the three metals that comprise Group 12 (IIb) of the periodic table of elements namely, zinc (Zn), cadmium (Cd), and mercury (Hg). (See Figure >.) They have properties in common, but they also differ in… …   Universalium

• Mendelevium — fermium ← mendelevium → nobelium Tm ↑ Md ↓ (Upu) …   Wikipedia

• Cobalt(II) chloride — Anhydrous Hexahydrate …   Wikipedia

• Copper(II) chloride — Anhydrous Anhydrous …   Wikipedia

• Nickel(II) chloride — Hexahydrate IUPAC name Nickel(II) ch …   Wikipedia

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• Uranyl — The uranyl ion is the dipositive cation [UO2] 2+, which forms salts with acids. In this ion, uranium is in its +6 oxidation state. The other common oxidation state of uranium is uranium(IV), called uranous. The uranyl ion is the most common… …   Wikipedia

• lawrencium — /law ren see euhm/, n. Chem. a synthetic, radioactive, metallic element. Symbol: Lr; at. no.: 103. [1960 65; Lawrence Radiation Laboratory, Berkeley, California + IUM] * * * ▪ chemical element  (Lr), synthetic chemical element, the 14th member of …   Universalium