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hydrogen fluoride

noun

  1. a colorless corrosive gas, HF, the anhydride of hydrofluoric acid, used chiefly as a catalyst and in the fluorination of hydrocarbons.

hydrogen fluoride

noun

  1. a colourless poisonous corrosive gas or liquid made by reaction between calcium fluoride and sulphuric acid: used as a fluorinating agent and catalyst. Formula: HF
  2. an aqueous solution of hydrogen fluoride; hydrofluoric acid

hydrogen fluoride

  1. A corrosive compound that exists as a colorless, fuming liquid or a highly soluble gas. Hydrogen fluoride is used as a reagent, catalyst, and fluorinating agent, in the refining of uranium, and in making many fluorine compounds. An aqueous solution of hydrogen fluoride is called hydrofluoric acid. Chemical formula: HF.

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Word History and Origins

Origin of hydrogen fluoride1

First recorded in 1905–10

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