How do you write the formula for calcium fluoride? | Socratic
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WEBJan 12, 2016 · The formula for calcium fluoride is CaF2. Explanation: An ionic compound is neutral, which means its overall charge is zero. Therefore, the sum of the charges of each ion in the compound must equal zero. In calcium fluoride, the calcium ion Ca2+, has a charge of 2 +, and the fluoride ion F1− has a charge of 1 −.
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