Category:pl:Pnictogens
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Polish terms for types or instances of chemical elements in group 15 of the periodic table, which all have 5 valence electrons.
NOTE: This is a set category. It should contain terms for pnictogens, not merely terms related to pnictogens. It may contain more general terms (e.g. types of pnictogens) or more specific terms (e.g. names of specific pnictogens), although there may be related categories specifically for these types of terms.