from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any element of group 16 of the periodic table - oxygen, sulphur, selenium, tellurium and polonium.
The terms pnictogen and chalcogen are dear to my heart, yet they are just pretentious ways of saying nitrogen family and oxygen family.
This is a silver-doped chalcogenide (chalcogen is Te).
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