Chalcogen
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The chalcogens are the chemical elements in group 16 of the periodic table. This group is also known as the oxygen family. Group 16 consists of the elements oxygen, sulfur, selenium, tellurium, and th
The four stable chalcogens at STP
Water (H2O) is the most familiar chalcogen-containing compound.
Johann Wolfgang Döbereiner was among the first to notice similarities between what are now known as chalcogens.
Sulfur recovered from oil refining in Alberta, stockpiled for shipment in North Vancouver, British Columbia
Livermorium
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Livermorium is a synthetic chemical element; it has symbol Lv and atomic number 116. It is an extremely radioactive element that has only been created in a laboratory setting and has not been observed
Robert Livermore, the indirect namesake of livermorium
