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Which of the following alkaline earth me...

Which of the following alkaline earth metal sulphates has hydration enthalpy higher than the lattice enthalpy?

A

`CaSO_4`

B

`BeSO_4`

C

`BaSO_4`

D

`SrSO_4`

Text Solution

Verified by Experts

The correct Answer is:
B
The hydration enthalpy of `BeSO_4` is higher than its lattice energy. Within group 2, the hydration energy decreases down the group while lattice energy is almost the same.
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