Group VB 15 . Antimony, Bismuth

The binary chalcogenides of antimony and bismuth are highly colored compounds that are readily prepared by direct reaction of the elements at 500-900 C. They have rather complex ribbon or layer structures and exhibit semiconductor properties. 

Most commonly available Group 15 (Sb, Bi)-16 binary chalcogenides  

Antimony(III) sulfide, Sb2S3 (stibnite) antimony(V) sulfide, Sb2S5 anti-mony(III) selenide, Sb2Se3 antimony(III) telluride, Sb2Te3 bismuth(III) selenide, 

Bi2Se3 bismuth selenide, BiSe bismuth(III) sulfide, Bi2S3 (bismuthinite) bis-muth(III) telluride, Bi2Tc3 (tellurobismuthite) bismuth telluride, BiTe. 

Durrant PJ, Durrant B (1962) Introduction to advanced inorganic chemistry. Longmans, London Wells AF (1962) Structural inorganic chemistry. 3rd edn. Oxford University Press, London Schmidt M, Siebert W (1973) Sulphur. In Trotman-Dickenson AF (ed.) Comprehensive Inorganic Chemistry (Vol 2), Pergamon Press, Oxford 

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