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单词 perchloric acid
释义

WordReference Random House Unabridged Dictionary of American English © 2024
perchloric acid, [Chem.]
  1. Chemistrya colorless, syrupy hygroscopic liquid, HClO4, an acid of chlorine containing one more oxygen atom than chloric acid: used chiefly as a reagent in analytical chemistry.
  • 1810–20

Collins Concise English Dictionary © HarperCollins Publishers::
perchloric acid /pəˈklɔːrɪk/ n
  1. a colourless syrupy oxyacid of chlorine containing a greater proportion of oxygen than chloric acid. It is a powerful oxidizing agent and is used as a laboratory reagent. Formula: HClO4
    Systematic name: chloric(VII) acid
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