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adjective, Chemistry.
containing tetravalent or bivalent selenium.
of or containing selenium in the divalent or tetravalent state


Read Also:

  • Selenious-acid

    noun, Chemistry. 1. a colorless, crystalline, water-soluble, poisonous powder, H 2 SeO 3 , used chiefly as a reagent. selenious acid noun 1. a white soluble crystalline strong dibasic acid analogous to sulphurous acid. Formula: H2SeO3

  • Selenite

    noun 1. Mineralogy. a variety of gypsum, found in transparent crystals and foliated masses. 2. Chemistry. a salt of selenious acid. noun 1. a colourless glassy variety of gypsum

  • Selenium

    noun, Chemistry. 1. a nonmetallic element chemically resembling sulfur and tellurium, occurring in several allotropic forms, as crystalline and amorphous, and having an electrical resistance that varies under the influence of light. Symbol: Se; atomic weight: 78.96; atomic number: 34; specific gravity: (gray) 4.80 at 25°C, (red) 4.50 at 25°C. noun 1. a nonmetallic element […]

  • Seirios

    noun, Classical Mythology. 1. Sirius (def 2).

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