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Which of the following is soluble in water?

 

Option: 1

MgF2

 


Option: 2

CaF2

 


Option: 3

BeF2

 


Option: 4

SrF2


Answers (1)

best_answer

As we learn

Solubility of fluorides (halides) of alkaline metals -

Except BeF_{2}, these are insoluble in water

- wherein

Because of large lattice energy due to very small size of F^{-}

 

 Because of high lattice energy of Be2+ and due to very small size of F-, BeF2 is soluble in water.

 

Posted by

Divya Prakash Singh

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