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formula, in chemistry
(Encyclopedia) formula, in chemistry, an expression showing the chemical composition of a compound. Formulas of compounds are used in writing the equations (see chemical equations) that represent…smaltite
(Encyclopedia) smaltitesmaltitesmôlˈtīt [key], opaque tin-white to steel-gray mineral of the pyrite group, a compound of cobalt and arsenic. It occurs in massive form, occasionally in crystals (cubes…bicarbonate
(Encyclopedia) bicarbonate or hydrogen carbonate, chemical compound containing the bicarbonate radical, –HCO3. The most familiar of such compounds is sodium bicarbonate (baking soda). See carbonate.potassium chloride
(Encyclopedia) potassium chloride, chemical compound, KCl, a colorless or white, cubic, crystalline compound that closely resembles common salt (sodium chloride). It is soluble in water, alcohol, and…aniline
(Encyclopedia) anilineanilineănˈəlĭn [key], C6H5NH2, colorless, oily, basic liquid organic compound; chemically, a primary aromatic amine whose molecule is formed by replacing one hydrogen atom of a…What Makes a Compound Ionic or Molecular/Covalent: Video and Related Content
/**/ Back to Video Archive Watch this video to better understand the difference between ionic and molecular (covalent) compounds and…pemmican
(Encyclopedia) pemmicanpemmicanpĕmˈĭkən [key], a travel food of the Native North American. Slices of lean venison or buffalo meat were sun dried, pounded to a paste, and packed with melted fat in…cobaltite
(Encyclopedia) cobaltitecobaltitekōˈbôltīt, kōbôlˈtīt [key], opaque, silver-white, sometimes reddish or grayish mineral of the pyrite group, a compound of cobalt, arsenic, and sulfur, CoAsS. It…carbon disulfide
(Encyclopedia) carbon disulfide, CS2, liquid organic compound; it is colorless, foul-smelling, flammable, and poisonous. It can be prepared by direct reaction of carbon, e.g., as charcoal, with…mucopolysaccharide
(Encyclopedia) mucopolysaccharidemucopolysaccharidemy&oomacr;ˌkəpŏlēsăkˈərīd [key], class of polysaccharide molecules, also known as glycosaminoglycans, composed of amino-sugars chemically linked…Trending
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