Bismuth(III) sulfide

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Bismuthinite
Bismuth(III) sulfide

Bismuth(III) sulfide, also known as bismuth sulfide, is a chemical compound. Its chemical formula is Bi2S3. It has bismuth and sulfide ions in it. The bismuth is in its +3 oxidation state.

Properties and preparation[change | edit source]

Bismuth(III) sulfide is a brown solid. It does not dissolve in water. It is made by reacting hydrogen sulfide with a bismuth compound like bismuth(III) chloride.

Occurrence[change | edit source]

It is found as the mineral bismuthinite. Bismuthinite is lead-gray to tin-white, with an iridescent tarnish. It is an important ore of bismuth. It has a metallic color. It was first found in Bolivia. Its specific gravity is around 6.8.

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