- trioxides
- n. oxide having three atoms of oxygen (Chemistry)
English contemporary dictionary. 2014.
English contemporary dictionary. 2014.
Seaborgium — (pronEng|siːˈbɔrgiəm) is a chemical element in the periodic table that has the symbol Sg and atomic number 106, Image of Seaborgium . Seaborgium is a synthetic element whose most stable isotope 271Sg has a half life of 1.9 minutes. Chemistry… … Wikipedia
Uranium trioxide — IUPAC name Uranium trioxide Uranium(VI) oxide … Wikipedia
molybdenum — /meuh lib deuh neuhm/, n. Chem. a silver white metallic element, used as an alloy with iron in making hard, high speed cutting tools. Symbol: Mo; at. wt.: 95.94; at. no.: 42; sp. gr.: 10.2. [1810 20; < NL, alter. of earlier molybdena < L… … Universalium
tungsten — tungstenic /tung sten ik/, adj. /tung steuhn/, n. Chem. a rare, metallic element having a bright gray color, a metallic luster, and a high melting point, 3410° C, and found in wolframite, tungstite, and other minerals: used in alloys of high… … Universalium
Mining in Bolivia — Mining in Potosí Mining in Bolivia has been a dominant feature of the Bolivian economy as well as Bolivian politics since 1557. Colonial era silver mining in Bolivia, particularly in Potosí, played a critical role in the Spanish Empire and the… … Wikipedia