Question

which of the following is insoluble in water​

Answer 1

Answer:

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Explanation:

As alkaline earth metals are divalent cations having a small radius, the charge density is high so attraction is more. Thus large energy is released. Compare to beryllium fluoride, magnesium fluoride has high lattice energy. However, Calcium flouride is sparingly soluble in water. Moreover, the fluorides of alkaline earth metals except beryllium fluoride are insoluble in water.