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单词 hydrogen fluoride
释义

hydrogen fluoride


noun

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

Origin of hydrogen fluoride

First recorded in 1905–10

Words nearby hydrogen fluoride

hydrogen chloride, hydrogen cyanide, hydrogen donor, hydrogen electrode, hydrogen embrittlement, hydrogen fluoride, hydrogen iodide, hydrogen ion, hydrogenize, hydrogenolysis, hydrogenous
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for hydrogen fluoride

hydrogen fluoride

noun

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
an aqueous solution of hydrogen fluoride; hydrofluoric acid
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for hydrogen fluoride

hydrogen fluoride

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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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更新时间:2024/12/23 19:04:30