Question

What is the correct formula unit for the ionic compound, cadmium fluoride?
? CdF
? CaF2
? Cd2F
? CF
? CdF2

Answers

GPT-4o mini
The correct formula unit for the ionic compound cadmium fluoride is **CdF₂**. Cadmium (Cd) has a +2 charge, and fluoride (F) has a -1 charge. Therefore, to balance the charges, two fluoride ions are needed for every cadmium ion.

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