As nouns the difference between nitride and pnictogenide
is that nitride is while pnictogenide is (inorganic chemistry) any binary compound containing an anion of a pnictogen; namely nitride, phosphide, arsenide, antimonide or bismuthide.
As nouns the difference between nitride and mobile
is that nitride is (chemistry) a compound of nitrogen where nitrogen has an oxidation state of −3 while mobile is a sculpture or decorative arrangement made of items hanging so that they can move independently from each other ().