tripositive ions

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Metal ions in aqueous solution — A metal ion in aqueous solution is a cation, dissolved in water, of chemical formula [M(H2O)n]z+. The solvation number, n, determined by a variety of experimental methods is 4 for Li+ and Be2+ and 6 for elements in rows 3 and 4 of the periodic… … Wikipedia
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
curium — /kyoor ee euhm/, n. a radioactive element not found in nature but discovered in 1944 among the products of plutonium after bombardment by high energy helium ions. Symbol: Cm; at. no.: 96. [1946; < NL; named after M. and P. CURIE; see IUM] * * * ▪ … Universalium
Mendelevium — fermium ← mendelevium → nobelium Tm ↑ Md ↓ (Upu) … 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

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