Weegy: The answer is a. fluorine it forms a 1- ion User: What is the net charge of the ionic compound calcium fluoride?
1+ Weegy: Flourine. Ions are electrically charged particles formed when atoms lose or gain electrons. [ This loss or gain leaves a complete highest energy level, so the electronic structure of an ion is the same as that of a noble gas - such as a helium, neon or argon.
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