The solubility of is CaCO_3 is 7 10^ -5 , mol ,dm^ -3 at 25^ C . What is solubility product at same temperature?

MHT CET 2024 Chemistry question

The solubility of is is at . What is solubility product at same temperature?

(A)
(B)
(C)
(D)Correct

Answer: (D)

Solution

is a sparingly soluble salt of the type: CaCO_3(s) \rightleftharpoons \mathrm{Ca^{2+}(aq)} + \mathrm{CO_3^{2-}(aq)}. If the solubility is , then and .

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Question ID VK-096670