Thallium(I) bromide

Cubic

Slightly greenish yellow solid

Fixed

7.5 g · cm -3

456 ° C

815 ° C

Practically insoluble in water ( 0.047 g · l-1 at 20 ° C)

2,418

Risk

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Thallium (I) bromide, is a chemical compound from the group of thallium compounds and bromides.

Occurrence

Thallium (I ) bromide occurs naturally as a mixed form with thallium ( I) chloride in the form of the very rare mineral Lafossait.

Production and representation

Thallium (I) bromide, can be prepared by reaction of thallium (I ) sulfate and thallium ( I) nitrate gain with pure hydrogen bromide.

Properties

Thallium (I ) bromide is a weak greenish yellow solid, which is practically insoluble in water. It is freshly prepared slightly greenish yellow, is at the light but dark. It has a crystal structure of the cesium chloride - type (A = 397 pm ).

Use

Thallium ( I) bromide is used as Thalliumbromidiodid in attenuated total reflectance spectroscopy, as a mixed crystal with thallium ( I) iodide.