noun
a chemical element of group VI of the periodic table, such as oxygen or sulfur, that combines with metals to form chalcogenides
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Chalcogens are a group of elements on the periodic table that includes oxygen, sulfur, selenium, and tellurium.
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I learned in chemistry class that chalcogens are important elements for various chemical reactions.
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Yo, did you know chalcogens are like the cool kids of the periodic table?
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In the world of elements, chalcogens are like the unsung heroes quietly doing their job.