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hydrogen bromide

American  

noun

  1. a colorless gas, HBr, having a pungent odor: the anhydride of hydrobromic acid.


hydrogen bromide British  

noun

  1. a colourless pungent gas used in organic synthesis. Formula: HBr

  2. an aqueous solution of hydrogen bromide; hydrobromic 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

Etymology

Origin of hydrogen bromide

First recorded in 1895–1900

Example Sentences

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This is a commercially important reaction for preparing hydrogen chloride and hydrogen bromide.

From Textbooks Feb. 14, 2019

However, it is possible to prepare both hydrogen bromide and hydrogen iodide using an acid such as phosphoric acid because it is a weaker oxidizing agent.

From Textbooks Feb. 14, 2019

These numbers, however, by no means represent the maximum yields obtainable, owing to the comparatively slight solubility of hydrogen bromide in chloroform.

From Researches on Cellulose 1895-1900 by Cross, C. F.

The aldehyde gives yellow or colourless solutions in various solvents, which are turned purple by a sufficient excess of hydrogen bromide.

From Researches on Cellulose 1895-1900 by Cross, C. F.

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