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ferric |
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ferric (fĕr`ĭk), iron iron, metallic chemical element; symbol Fe [Lat. ferrum]; at. no. 26; at. wt. 55.847; m.p. about 1,535°C;; b.p. about 2,750°C;; sp. gr. 7.87 at 20°C;; valence +2, +3, +4, or +6. Iron is biologically significant. ..... Click the link for more information. in the +3 valence valence, combining capacity of an atom expressed as the number of single bonds the atom can form or the number of electrons an element gives up or accepts when reacting to form a compound. ..... Click the link for more information. state. ferricSee ferrous. ferric of or containing iron in the trivalent state: ferric oxide; designating an iron(III) compound |
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A fourth method, a coagulation/filtration process, uses a ferric chloride liquid and an oxidizing agent such as sodium hypochlorite to create insoluble ferric hydroxide. The ferric chloride, used to break down solid wastes, was contained in the treatment lagoon and did not leak into the adjacent Simi Arroyo, said Doug Beach, hazardous materials manager for the county Environmental Health Division. By the time sludge water gets to the City of Los Angeles' Hyperion treatment plant, it is oozing sulphur - worse, ferric chloride is added, making for an acidic brew, according to Carl Rogers, city maintenance manager at the plant. |
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