CGPET 2014 Solved Paper

Order of solubility of fluorides of alkaline earth metals in water is
Halides of alkaline earth metals (except Be) are ionic solids and are therefore are water soluble and their solubility in water decreases from Mg to Ba due to the decrease in the hydration energy.
However, fluorides of alkanline earth metals excepts BeF2 are almost insoluble in water.