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Hydrobromic acid is an aqueous solution of hydrogen bromide.It is a strong acid formed by dissolving the diatomic molecule hydrogen bromide (HBr) in water. "Constant boiling" hydrobromic acid is an aqueous solution that distills at 124.3 °C (255.7 °F) and contains 47.6% HBr by mass, which is 8.77 mol/L. Hydrobromic acid is one of the strongest mineral acids known.
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HBr can be prepared by distillation of a solution of sodium bromide or potassium bromide with phosphoric acid or sulfuric acid: [14] KBr + H 2 SO 4 → KHSO 4 + HBr. Concentrated sulfuric acid is less effective because it oxidizes HBr to bromine: 2 HBr + H 2 SO 4 → Br 2 + SO 2 + 2 H 2 O. The acid may be prepared by: reaction of bromine with ...
Hydrobromic acid forms an azeotrope with boiling point 124.3 °C at 47.63 g HBr per 100 g solution; thus hydrobromic acid cannot be concentrated beyond this point by distillation. [ 3 ]
Bromous acid is a product of the Belousov–Zhabotinsky reaction resulting from the combination of potassium bromate, cerium(IV) sulfate, propanedioic acid and citric acid in dilute sulfuric acid. Bromous acid is an intermediate stage of the reaction between bromate ion (BrO − 3) and bromine (Br −): [5] [6] BrO − 3 + 2 Br − → HBrO 2 ...
In chemistry, a hydrobromide is an acid salt resulting, or regarded as resulting, from the reaction of hydrobromic acid with an organic base (e.g. an amine). The compounds are similar to hydrochlorides. Some drugs are formulated as hydrobromides, e.g. eletriptan hydrobromide.
It may be formed by the reaction of bismuth oxide and hydrobromic acid. [1] Bi 2 O 3 + 6 HBr ⇌ 2 BiBr 3 + 3 H 2 O. Bismuth tribromide can also be produced by the direct oxidation of bismuth in bromine. [1] 2 Bi + 3 Br 2 → 2 BiBr 3
Bromic acid, also known as hydrogen bromate, is an oxoacid with the molecular formula HBrO 3. It only exists in aqueous solution . [ 1 ] [ 2 ] It is a colorless solution that turns yellow at room temperature as it decomposes to bromine .