1.

`BeSO_(4)` is soluble in water but `BaSO_(4)` is insoluble. Reason (R ): Lattice enthalpy of `BaSO_(4)` exceeds its hydration enthalpy.A. If both `(A)` and `(R )` are correct and `(R )` is the correct explanation of `(A)`.B. If both `(A)` and `(R )` are correct, but `(R )` is not the correct explanation of `(A)`.C. If `(A)` is correct, but `(R )` is incorrect.D. If `(A)` is incrrect, but `(R )` is correct.

Answer» Correct Answer - A


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