The Negatively-Charged Ion of the Fluorine Atom

This page is the CodyCross answer for the clue below from Fantasy World , Group 869, Puzzle 3 (Floating Mountains).

Question is: The Negatively-Charged Ion of the Fluorine Atom

and the answer is: FLUORIDE

Word Meaning:

FLUORIDE — (chemistry) A binary compound of fluorine and another element or radical.

Definitions from Wiktionary.

The negatively-charged ion of the fluorine atom — CodyCross Answer | CodyCross Solutions