Which of the Following Reduces the Solubility of Calcium Fluoride

question 98

Multiple Choice

Which of the following reduces the solubility of calcium fluoride?

• A)presence of "uncommon ions" such as Na⁺ and Cl^-
• B)formation of the ion-pair CaF⁺
• C)formation of the complex ion CaF₄^2-
• D)decreasing the pH
• E)cooling the solution

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