hydrogen bromide

American  

noun

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

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hydrogen bromide British  

noun

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

2. an aqueous solution of hydrogen bromide; hydrobromic acid

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Etymology

Origin of hydrogen bromide

First recorded in 1895–1900

Example Sentences

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

From Project Gutenberg

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

From Project Gutenberg