JEE Main Chemistry question
Not in JEE Main or NEET syllabus
The correct order of solubility of the sulphates of alkaline earth metals in water is [J & K CET 2004]
Answer: (C)
Solution
Solubility of alkaline earth metal sulphates decreases down the group because lattice energy stays nearly constant (the sulphate ion is large) while hydration energy falls off sharply as the cation becomes
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