1.

Sodium sulphate is soluble in water,whereas barium sulphate is sparingly soluble becauseA. the hydration energy of sodium sulphate is more than its lattice energyB. the lattice energy of barium sulphate is more than its hydriation energyC. the lattice energy has no role to play in solubilityD. the hydration energy of sodium sulphate is less than its lattice energy.

Answer» Correct Answer - A::B
When the hydration energy is more than the lattice energy, the salt is soluble in water and vice versa.


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