Q. Out of BeF2, MgF2, CaF2, SrF2 which has maximum solubility :

 4445  228 AIIMSAIIMS 2019 Report Error

Solution:

Order of solubility MgF2 < CaF2 < SrF2 < BeF2
BeF2 has highest solubility as Be+2 have high hydration energy