Crossword clue: a heterocyclic compound having a metal ion attached by coordinate bonds to at least two nonmetal ions

The most common answer is chelate (7 letters).

1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

Possible answers

chelate 7 letters wn-def

a heterocyclic compound having a metal ion attached by coordinate bonds to at least two nonmetal ions